Dr Leif Azzopardi
- Honorary Lecturer (School of Computing Science)
email:
Leif.Azzopardi@glasgow.ac.uk
Room 306, Computing Science, 18 Lilybank Gardens, Glasgow G12 8QQ
Publications
2019
Maxwell, D. M., Azzopardi, L. and Moshfeghi, Y. (2019) The impact of result diversification on search behaviour and performance. Information Retrieval, 22, pp. 422-446. (doi: 10.1007/s10791-019-09353-0)
2018
Pasi, G., Piwowarski, B., Azzopardi, L. and Hanbury, A. (Eds.) (2018) Advances in Information Retrieval: 40th European Conference on IR Research, ECIR 2018, Grenoble, France, March 26-29, 2018, Proceedings. Series: Lecture notes in computer science. Springer: Cham. ISBN 9783319769400
Azzopardi, L., Dubiel, M., Halvey, M. and Dalton, J. (2018) Conceptualizing Agent-Human Interactions during the Conversational Search Process. 2nd International Workshop on Conversational Approaches to Information Retrieval (CAIR'18), Ann Arbor, MI, USA, 12 Jul 2018. (Accepted for Publication)
Maxwell, D. and Azzopardi, L. (2018) Information Scent, Searching and Stopping: Modelling SERP Level Stopping Behaviour. In: 39th European Conference on Information Retrieval (ECIR 2018), Grenoble, France, 26-29 March 2018, pp. 210-222. ISBN 9783319769400 (doi: 10.1007/978-3-319-76941-7_16)
2017
Azzopardi, L., Pickens, J., Shah, C., Soulier, L. and Tamine, L. (2017) Report on the Second International Workshop on the Evaluation on Collaborative Information Seeking and Retrieval (ECol'2017 @ CHIIR). ACM SIGIR Forum, 51(3), pp. 122-127. (doi: 10.1145/3190580.3190599)
Wilkie, C. and Azzopardi, L. (2017) An Initial Investigation of Query Expansion Bias. In: ICTIR 2017: The 3rd ACM International Conference on the Theory of Information Retrieval, Amsterdam, The Netherlands, 1-4 Oct 2017, pp. 285-288. ISBN 9781450344906 (doi: 10.1145/3121050.3121097)
Maxwell, D., Azzopardi, L. and Moshfeghi, Y. (2017) A Study of Snippet Length and Informativeness: Behaviour, Performance and User Experience. In: SIGIR 2017: The 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Tokyo, Japan, 7-11 Aug 2017, pp. 135-144. ISBN 9781450350228 (doi: 10.1145/3077136.3080824)
Pääkkönen, T., Kekäläinen, J., Keskustalo, H., Azzopardi, L., Maxwell, D. and Järvelin, K. (2017) Validating simulated interaction for retrieval evaluation. Information Retrieval, 20(4), pp. 338-362. (doi: 10.1007/s10791-017-9301-2)
Azzopardi, L., Macdonald, C. , Ounis, I. and Halvey, M. (2017) Report on the Information Retrieval Festival (IRFest2017). ACM SIGIR Forum, 51(1), pp. 12-28. (doi: 10.1145/3130332.3130336)
Azzopardi, L., Crane, M., Fang, H., Ingersoll, G., Lin, J., Moshfeghi, Y., Scells, H., Yang, P. and Zuccon, G. (2017) The Lucene for Information Access and Retrieval Research (LIARR) Workshop at SIGIR 2017. In: SIGIR 2017: The 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Tokyo, Japan, 7-11 Aug 2017, pp. 1429-1430. ISBN 9781450350228 (doi: 10.1145/3077136.3084374)
Moshfeghi, Y., Rothfeld, R., Azzopardi, L. and Triantafillou, P. (2017) A Task Completion Engine to Enhance Search Session Support for Air Traffic Work Tasks. In: 39th European Conference on Information Retrieval, Aberdeen, Scotland, 8-13 April 2017, pp. 278-290. (doi: 10.1007/978-3-319-56608-5_22)
Tran, V., Maxwell, D., Fuhr, N. and Azzopardi, L. (2017) Personalised Search Time Prediction using Markov Chains. In: ICTIR 2017: The 3rd ACM International Conference on the Theory of Information Retrieval, Amsterdam, The Netherlands, 1-4 Oct 2017, pp. 237-240. ISBN 9781450344906 (doi: 10.1145/3121050.3121085)
Wilkie, C. and Azzopardi, L. (2017) Algorithmic Bias. In: ACM Conference On Information and Knowledge Management (CIKM '17), Singapore, 06-10 Nov 2017, 2375- 2378. ISBN 9781450349185 (doi: 10.1145/3132847.3133135)
2016
Azzopardi, L. et al. (2016) Lucene4IR: Developing information retrieval evaluation resources using Lucene. ACM SIGIR Forum, 50(2), pp. 58-75. (doi: 10.1145/3053408.3053421)
Maxwell, D. and Azzopardi, L. (2016) Agents, Simulated Users and Humans. In: 25th ACM International on Conference on Information and Knowledge Management, Indianapolis, IN, USA, 24-28 Oct 2016, pp. 731-740. ISBN 9781450340731 (doi: 10.1145/2983323.2983805)
Maxwell, D. and Azzopardi, L. (2016) Simulating Interactive Information Retrieval: SimIIR: A Framework for the Simulation of Interaction. In: 39th International ACM SIGIR Conference on Research and Development in Information Retrieval, Pisa, Italy, 17-21 Jul 2016, pp. 1141-1144. ISBN 9781450340694 (doi: 10.1145/2911451.2911469)
Buivys, M. and Azzopardi, L. (2016) Pienapple search: an integrated search interface to support finding, refinding and sharing. Proceedings of the Association for Information Science and Technology, 53(1), pp. 1-5. (doi: 10.1002/pra2.2016.14505301122)
2015
Kelly, D. and Azzopardi, L. (2015) How Many Results Per Page? A Study of SERP Size, Search Behavior and User Experience. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 183-192. ISBN 978145033621 (doi: 10.1145/2766462.2767732)
Azzopardi, L. (2015) Theory of Retrieval. In: 2015 International Conference on The Theory of Information Retrieval, Northampton, MA, USA, 27-30 Sep 2015, pp. 3-6. ISBN 9781450338332 (doi: 10.1145/2808194.2809444)
Azzopardi, L. and Zuccon, G. (2015) An Analysis of Theories of Search and Search Behavior. In: 2015 International Conference on The Theory of Information Retrieval, Northampton, MA, USA, 27-30 Sep 2015, pp. 81-90. ISBN 9781450338332 (doi: 10.1145/2808194.2809447)
Azzopardi, L. and Zuccon, G. (2015) Building and Using Models of Information Seeking, Search and Retrieval. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 1107-1110. ISBN 978145033621 (doi: 10.1145/2766462.2767874)
Crescenzi, A., Kelly, D. and Azzopardi, L. (2015) Time Pressure and System Delays in Information Search. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 767-770. ISBN 978145033621 (doi: 10.1145/2766462.2767817)
He, J., Bron, M., de Vries, A., Azzopardi, L. and de Rijke, M. (2015) Untangling Result List Refinement and Ranking Quality: a Framework for Evaluation and Prediction. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 293-302. ISBN 978145033621 (doi: 10.1145/2766462.2767740)
Maxwell, D., Azzopardi, L., Järvelin, K. and Keskustalo, H. (2015) An Initial Investigation into Fixed and Adaptive Stopping Strategies. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 903-906. ISBN 978145033621 (doi: 10.1145/2766462.2767802)
Maxwell, D., Azzopardi, L., Järvelin, K. and Keskustalo, H. (2015) Searching and Stopping: An Analysis of Stopping Rules and Strategies. In: 24th ACM International on Conference on Information and Knowledge Management (CIKM '15), Melbourne, Australia, 19-12 Oct 2015, pp. 313-322. ISBN 9781450337946 (doi: 10.1145/2806416.2806476)
2014
Azzopardi, L. (2014) Modelling Interaction With Economic Models of Search. In: SIGIR 2014: 37th international ACM SIGIR conference on Research & development in information retrieval, Gold Coast, Australia, 6-11 Jun 2014, pp. 3-12. ISBN 9781450322577 (doi: 10.1145/2600428.2609574)
Azzopardi, L., English, R., Wilkie, C. and Maxwell, D. (2014) Page Retrievability Calculator. In: 36th European Conference on IR Research, Amsterdam, The Netherlands, 13-16 April 2014, pp. 737-741. (doi: 10.1007/978-3-319-06028-6_85)
Azzopardi, L. (2014) The Retrievability of Documents. In: SIGIR 2014: 37th international ACM SIGIR conference on Research & development in information retrieval, Gold Coast, Australia, 6-11 Jun 2014, p. 1291. ISBN 9781450322577 (doi: 10.1145/2600428.2602298)
Maxwell, D. and Azzopardi, L. (2014) Stuck In Traffic: How Temporal Delays Affect Search Behaviour. In: IIiX 2014 : Fifth Information Interaction in Context Symposium, Regensburg, Germany, 26-29 Aug 2014, pp. 155-164. ISBN 9781450329767 (doi: 10.1145/2637002.2637021)
Mckeown, S., Maxwell, D., Azzopardi, L. and Glisson, W. B. (2014) Investigating people: a qualitative analysis of the search behaviours of open-source intelligence analysts. In: IIiX 2014 : Fifth Information Interaction in Context Symposium, Regensburg, Germany, 26-29 Aug 2014, pp. 175-184. ISBN 9781450329767 (doi: 10.1145/2637002.2637023)
Wilkie, C. and Azzopardi, L. (2014) Efficiently estimating retrievability bias. Lecture Notes in Computer Science, 8416, pp. 720-726. (doi: 10.1007/978-3-319-06028-6_82)
Wilkie, C. and Azzopardi, L. (2014) A Retrievability Analysis: Exploring the Relationship Between Retrieval Bias and Retrieval Performance. In: CIKM '14: 23rd ACM International Conference on Conference on Information and Knowledge Management, Shanghai, China, 3-7 Nov 2014, pp. 81-90. ISBN 9781450325981 (doi: 10.1145/2661829.2661948)
2013
Azzopardi, L. and Maxwell, D. (2013) Tango with Django: a beginners guide to web development with Django 1.5.4. GitHub.
Zuccon, G., Leelanupab, T., Whiting, S., Yilmaz, E., Jose, J. M. and Azzopardi, L. (2013) Crowdsourcing interactions: using crowdsourcing for evaluating interactive information retrieval systems. Information Retrieval, 16(2), pp. 267-305. (doi: 10.1007/s10791-012-9206-z)
Vanderbauwhede, W. , Frolov, A., Azzopardi, L., Chalamalasetti, S. R. and Margala, M. (2013) High throughput filtering using FPGA-acceleration. In: CIKM 2013: 22nd ACM International Conference on Information and Knowledge Management, San Francisco CA, USA, 27 Oct - 1 Nov 2013, pp. 1245-1248. (doi: 10.1145/2505515.2507866)
2010
Elliott, D., Glassey, R., Polajnar, T. and Azzopardi, L. (2010) Finding and filtering information for children. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835569)
Zuccon, G., Azzopardi, L., Hauff, C. and Van Rijsbergen, C. (2010) Estimating interference in the QPRP for subtopic retrieval. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835593)
Song, D. et al. (2010) How Quantum Theory is Developing the Field of Information Retrieval. In: Quantum Informatics Symposium, AAAI Fall Symposia Series, Arlington, Virginia, USA, 11-13 Nov 2010,
Azzopardi, L. and Bache, R. (2010) On the relationship between effectiveness and accessibility. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835667)
Azzopardi, L., Fernández, R. and Losada, D. (2010) Improving sentence retrieval with an importance prior. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835612)
Azzopardi, L., Vanderbauwhede, W. and Joho, H. (2010) Search system requirements of patent analysts. In: Proceedings of the 33rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 13-19 July 2010, Geneva, Switzerland. Association for Computing Machinery: New York, USA, pp. 775-776. ISBN 9781450301534 (doi: 10.1145/1835449.1835610)
Hauff, C., Azzopardi, L., Hiemstra, D. and de Jong, F. (2010) Query performance prediction: evaluation contrasted with effectiveness. Lecture Notes in Computer Science, 5993, pp. 204-216. (doi: 10.1007/978-3-642-12275-0_20)
Hauff, C., Hiemstra, D., Azzopardi, L. and de Jong, F. (2010) A case for automatic system evaluation. Lecture Notes in Computer Science, 5993, pp. 153-165. (doi: 10.1007/978-3-642-12275-0_16)
Hauff, C., Jong, F., Kelly, D. and Azzopardi, L. (2010) Query quality: user ratings and system predictions. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, pp. 743-744. ISBN 9781450301534 (doi: 10.1145/1835449.1835594)
Joho, H., Azzopardi, L.A. and Vanderbauwhede, W. (2010) A survey of patent users. In: Proceeding of the Third Symposium on Information Interaction in Context: IIiX '10, New Brunswick, New Jersey, USA. Association for Computing Machinery: New York, USA, pp. 13-24. ISBN 9781450302470 (doi: 10.1145/1840784.1840789)
Zuccon, G. and Azzopardi, L. (2010) Using the quantum probability ranking principle to rank interdependent documents. Lecture Notes in Computer Science, 5993, pp. 357-369. (doi: 10.1007/978-3-642-12275-0_32)
Zuccon, G., Azzopardi, L. and Van Rijsbergen, C. (2010) The quantum probability ranking principle for information retrieval. Lecture Notes in Computer Science, 5766, pp. 232-240. (doi: 10.1007/978-3-642-04417-5_21)
2009
Shokouhi, M., Azzopardi, L. and Thomas, P. (2009) Effective query expansion for federated search. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572015)
Zuccon, G., Azzopardi, L. and Van Rijsbergen, C. (2009) Revisiting logical imaging for information retrieval. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572118)
Balog, K., Azzopardi, L. and de Rijke, M. (2009) A language modeling framework for expert finding. Information Processing and Management, 45(1), pp. 1-19. (doi: 10.1016/j.ipm.2008.06.003)
Azzopardi, L. (2009) Query side evaluation: an empirical analysis of effectiveness and effort. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572037)
Azzopardi, L. (2009) Usage based effectiveness measures: monitoring application performance in information retrieval. In: 18th ACM Conference on Information and Knowledge Management, Hong Kong, 2-6 Nov 2009, p. 631. (doi: 10.1145/1645953.1646034)
Azzopardi, L. and Owens, C. (2009) Search engine predilection towards news media providers. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572122)
Azzopardi, L., Vanderbauwhede, W. and Moadeli, M. (2009) Developing energy efficient filtering systems. In: Allan, J. and Aslam, J. (eds.) Proceedings of the 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval: 19-23 July 2009, Boston, MA, USA. Association for Computing Machinery: New York, USA, pp. 664-665. ISBN 9781605584836 (doi: 10.1145/1571941.1572067)
Balog, K., Azzopardi, L. and Rijke, M. (2009) Resolving person names in web people search. In: King, I. and Baeza-Yates, R. (eds.) Weaving Services and People on the World Wide Web. Springer, pp. 301-323. ISBN 9783642005701 (doi: 10.1007/978-3-642-00570-1_15)
Graf, E., Azzopardi, L. and Van Rijsbergen, C. (2009) Automatically generating queries for prior art search. In: CLEF 2009 Workshop, Corfu, Greece, 2009, ISBN 9788888506845
Hauff, C. and Azzopardi, L. (2009) When is query performance prediction effective? In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, pp. 829-830. (doi: 10.1145/1571941.1572150)
Hauff, C., Azzopardi, L. and Hiemstra, D. (2009) The combination and evaluation of query performance prediction methods. Lecture Notes in Computer Science, 5478, pp. 301-312. (doi: 10.1007/978-3-642-00958-7_28)
Hauff, C., Hiemstra, D., Jong, F. and Azzopardi, L. (2009) Relying on topic subsets for system ranking estimation. In: 18th ACM Conference on Information and Knowledge Management, Hong Kong, 2-6 Nov 2009, pp. 1859-1862. ISBN 9781605585123 (doi: 10.1145/1645953.1646249)
Huertas-Rosero, A., Azzopardi, L. and Van Rijsbergen, C. (2009) Eraser lattices and semantic contents. In: Proceedings of the 3rd International Symposium on Quantum Interaction, Saarbrücken, Germany, 25-27 Mar 2009, ISBN 9783642008337 (doi: 10.1007/978-3-642-00834-4_22)
Vanderbauwhede, W. , Azzopardi, L. and Moadeli, M. (2009) FPGA-accelerated information retrieval: high-efficiency document filtering. In: Proceedings of 2009 International Conference on Field Programmable Logic and Applications, 2009, FPL, 2009. IEEE Computer Society: Piscataway, N.J., USA, pp. 417-422. ISBN 9781424438921 (doi: 10.1109/FPL.2009.5272246)
Zuccon, G., Azzopardi, L. and Van Rijsbergen, C. (2009) Semantic spaces: measuring the distance between different subspaces. Lecture Notes in Computer Science, 5494, pp. 225-236. (doi: 10.1007/978-3-642-00834-4_19)
2008
Azzopardi, L. and Vinay, V. (2008) Retrievability: an evaluation measure for higher order information access tasks. In: 17th ACM Conference on Information and Knowledge Management, Napa Valley, California, USA, 26-30 Oct 2008, pp. 561-570. ISBN 9781595939913 (doi: 10.1145/1458082.1458157)
Losada, D. and Azzopardi, L. (2008) Assessing multivariate Bernoulli models for information retrieval. ACM Transactions on Information Systems, 26(3), (doi: 10.1145/1361684.1361690)
Losada, D. and Azzopardi, L. (2008) An analysis on document length retrieval trends in language modeling smoothing. Information Retrieval, 11(2), pp. 109-138. (doi: 10.1007/s10791-007-9040-x)
Baillie, M., Azzopardi, L. and Ruthven, I. (2008) Evaluating epistemic uncertainty under incomplete assessments. Information Processing and Management, 44(2), pp. 811-837. (doi: 10.1016/j.ipm.2007.04.002)
Azzopardi, L. and Vinay, V. (2008) Accessibility in information retrieval. Lecture Notes in Computer Science, 4956, pp. 482-489. (doi: 10.1007/978-3-540-78646-7_46)
Azzopardi, L. and Vinay, V. (2008) Document accessibility: evaluating the access afforded to a document by the retrieval system. In: Workshop on Novel Methodologies for Evaluation in Information Retrieval at 30th European Conference for Information Retrieval (ECIR 2008), Glasgow, Scotland, 30 Mar 2008,
Balog, K., Azzopardi, L. and de Rijke, M. (2008) Personal name resolution of web people search. In: Workshop NLP Challenges in the Information Explosion Era (NLPIX 2008), Beijing, China, 22 April 2008,
Graf, E. and Azzopardi, L. (2008) A methodology for building a patent test collection for prior art search. In: The Second International Workshop on Evaluating Information Access (EVIA), Tokyo, Japan, 16 Dec 2008,
Huertas-Rosero, A., Azzopardi, L. and Van Rijsbergen, C. (2008) Characterising through erasing: a theoretical framework for representing documents inspired by quantum theory. In: Quantum Interaction Symposium 2008, Oxford, UK, 26-28 Mar 2008,
Lioma, C., Moens, M. and Azzopardi, L. (2008) Collaborative annotation for pseudo relevance feedback. In: ECIR’08 Workshop on: Exploiting Semantic Annotations for Information Retrieval, Glasgow, Scotland, 30 Mar 2008,
Losada, D.E., Azzopardi, L. and Baillie, M. (2008) Revisiting the relationship between document length and relevance. In: 17th ACM Conference on Information and Knowledge Management, Napa Valley, California, USA, 26-30 Oct 2008, pp. 419-428. ISBN 9781595939913 (doi: 10.1145/1458082.1458139)
Ruthven, I., Baillie, M., Azzopardi, L., Bierig, M., Nicol, E., Sweeney, S. and Yaciki, M. (2008) Contextual factors affecting the utility of surrogates within exploratory search. Information Processing and Management, 44(2), pp. 437-462. (doi: 10.1016/j.ipm.2007.08.002)
2007
Azzopardi, L. (2007) Position paper: towards evaluating the user experience of interactive information access systems. In: Web Information-Seeking and Interaction SIGIR 2007 WISI Workshop, Amsterdam, The Netherlands, 27 Jul 2007,
Azzopardi, L., de Rijke, M. and Balog, K. (2007) Building simulated queries for known-item topics: an analysis using six european languages. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 455-462. ISBN 9781595935977 (doi: 10.1145/1277741.1277820)
Azzopardi, L. and Losada, D. (2007) Fairly retrieving documents of all lengths. In: 1st International Conference on the Theory of Information Retrieval, Budapest, Hungary, 18-20 Oct 2007, pp. 65-76.
Azzopardi, L. and Roelleke, T. (2007) Explicitly considering relevance within the language modeling framework. In: 1st International Conference on the Theory of Information Retrieval, Budapest, Hungary, 18-20 Oct 2007,
Baillie, M., Azzopardi, L. and Ruthven, I. (2007) A retrieval evaluation methodology for incomplete relevance assessments. Lecture Notes in Computer Science, 4425, pp. 271-282. (doi: 10.1007/978-3-540-71496-5_26)
Balog, K., Azzopardi, L. and de Rijke, M. (2007) Language modeling techniques for web people search. In: 4th International Workshop on Semantic Evaluations, Prague, Czech Republic, 23-24 Jun 2007, pp. 468-471.
Balog, K., Azzopardi, L., Kamps, J. and de Rijke, M. (2007) Overview of WebCLEF 2006. Lecture Notes in Computer Science, 4730, pp. 803-819. (doi: 10.1007/978-3-540-74999-8_101)
Balog, K., Bogers, T., Azzopardi, L., de Rijke, M. and van den Bosch, A. (2007) Broad expertise retrieval in sparse data environments. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 551-558. ISBN 9781595935977 (doi: 10.1145/1277741.1277836)
Ruthven, I., Azzopardi, L., Baillie, M., Bierig, R., Nicol, E., Sweeney, S. and Yakici, M. (2007) Intra-assessor consistency in question answering. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 727-728. ISBN 9781595935977 (doi: 10.1145/1277741.1277879)
Shokouhi, M., Baillie, M. and Azzopardi, L. (2007) Updating collection representations for federated search. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 511-518. ISBN 9781595935977 (doi: 10.1145/1277741.1277829)
2006
Azzopardi, L. (2006) Incorporating context within the language modeling approach for ad hoc information retrieval. ACM SIGIR Forum, 40(1), (doi: 10.1145/1147197.1147211)
Azzopardi, L. and de Rijke, M. (2006) Automatic construction of known-item finding test beds. In: Annual ACM Conference on Research and Development in Information Retrieval, Seattle, Washington, 6-11 August 2006, pp. 603-604. ISBN 1595933697 (doi: 10.1145/1148170.1148276)
Azzopardi, L. and de Rijke, M. (2006) Query intention acquisition: a case study on automatically inferring structured queries. In: 6th Dutch-Belgian Information Retrieval Workshop, Delft, The Netherlands, 13-14 Mar 2006,
Azzopardi, L. and Losada, D. (2006) An efficient computation of the multiple-Bernoulli language model. Lecture Notes in Computer Science, 3936, pp. 480-483. (doi: 10.1007/11735106_46)
Baillie, M., Azzopardi, L. and Crestani, F. (2006) Adaptive query-based sampling for distributed IR. In: Annual ACM Conference on Research and Development in Information Retrieval, Seattle, Washington, 6-11 August 2006, pp. 605-606. ISBN 1595933697 (doi: 10.1145/1148170.1148277)
Baillie, M., Azzopardi, L. and Crestani, F. (2006) Adaptive query-based sampling of distributed collections. Lecture Notes in Computer Science, 4209, pp. 316-328. (doi: 10.1007/11880561_26)
Baillie, M., Azzopardi, L. and Crestani, F. (2006) An evaluation of resource description quality measures. In: Symposium on Applied Computing, Dijon, France, 23-27 April, pp. 1110-1111. ISBN 1595931082 (doi: 10.1145/1141277.1141538)
Baillie, M., Azzopardi, L. and Crestani, F. (2006) Towards better measures: evaluation of estimated resource description quality for distributed IR. In: 1st International Conference on Scalable Information Systems, Hong Kong, 30 May - 1 Jun 2006, ISBN 1595934286
Balog, K., Azzopardi, L. and Rijke, M. (2006) Formal models for expert finding in enterprise corpora. In: Dumais, S., Efthimiadis, E.N., Hawking, D. and Järvelin, K. (eds.) SIGIR '06: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, University of Washington, Seattle, WA, USA. Association for Computing Machinery: New York, USA, pp. 43-50. ISBN 9781595933690 (doi: 10.1145/1148170.1148181)
Simeoni, F., Azzopardi, L. and Crestani, F. (2006) An application framework for distributed information retrieval. Lecture Notes in Computer Science, 4312, pp. 192-201. (doi: 10.1007/11931584_22)
2005
Azzopardi, L., Balog, K. and de Rijke, M. (2005) Language modeling approaches for enterprise tasks. In: The Fourteenth Text Retrieval Conference, Gaithersburg, Maryland, USA, 15-18 Nov 2005,
Azzopardi, L., Girolami, M. and Crowe, M. (2005) Probabilistic hyperspace analogue to language. In: SIGIR 2005: Proceedings of the Twenty-Eighth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 15-19, 2005, Salvador, Brazil. Association for Computing Machinery: New York, USA, pp. 575-576. ISBN 9781595930347 (doi: 10.1145/1076034.1076135)
Bailey, A., Ruthven, I. and Azzopardi, L. (2005) Evaluating user studies in information access. In: 5th International Conference on Conceptions of Library and Information Sciences, COLIS 2005, Glasgow, UK, Jun 2005, p. 251. (doi: 10.1007/11495222_21)
Hauff, C. and Azzopardi, L. (2005) Age dependent document priors in link structure analysis. Lecture Notes in Computer Science, 3408, pp. 552-554. (doi: 10.1007/978-3-540-31865-1_48)
Meij, E., IJzereef, L., Azzopardi, L., Kamps, J. and de Rijke, M. (2005) Combining thesauri-based methods for biomedical retrieval. In: Fourteenth Text Retrieval Conference, Gaithersburg, Maryland, USA, 15-18 Nov 2005,
2004
Azzopardi, L. (2004) An investigation into the utility of the probabilistic interpretation of the Hyper space Analogue to Language (HAL). Computing and Information Systems Technical Report, 27, University of Paisley N/a,
Azzopardi, L., Girolami, M. and Van Rijsbergen, C. (2004) Topic based language models for ad hoc information retrieval. In: IEEE International Joint Conference on Neural Networks., Budapest, 25-29 July 2004, pp. 3281-3286. ISBN 0780383591 (doi: 10.1109/IJCNN.2004.1381205)
Azzopardi, L., Girolami, M. and Van Rijsbergen, C. (2004) User biased document language modelling. In: 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, 25-29 Jul 2004, ISBN 1581138814 (doi: 10.1145/1008992.1009111)
2003
Azzopardi, L., Girolami, M. and Van Rijsbergen, K. (2003) Investigating the relationship between language model perplexity and IR precision-recall measures. In: Annual ACM Conference on Research and Development in Information Retrieval, Toronto, Canada, July 28 - August 1 2003, pp. 369-370. ISBN 1581136463 (doi: 10.1145/860435.860505)
2002
Azzopardi, L. (2002) Preprocessing data in the classification process. Computer Science Departmental Journal, Paisley University,
Articles
Maxwell, D. M., Azzopardi, L. and Moshfeghi, Y. (2019) The impact of result diversification on search behaviour and performance. Information Retrieval, 22, pp. 422-446. (doi: 10.1007/s10791-019-09353-0)
Azzopardi, L., Pickens, J., Shah, C., Soulier, L. and Tamine, L. (2017) Report on the Second International Workshop on the Evaluation on Collaborative Information Seeking and Retrieval (ECol'2017 @ CHIIR). ACM SIGIR Forum, 51(3), pp. 122-127. (doi: 10.1145/3190580.3190599)
Pääkkönen, T., Kekäläinen, J., Keskustalo, H., Azzopardi, L., Maxwell, D. and Järvelin, K. (2017) Validating simulated interaction for retrieval evaluation. Information Retrieval, 20(4), pp. 338-362. (doi: 10.1007/s10791-017-9301-2)
Azzopardi, L., Macdonald, C. , Ounis, I. and Halvey, M. (2017) Report on the Information Retrieval Festival (IRFest2017). ACM SIGIR Forum, 51(1), pp. 12-28. (doi: 10.1145/3130332.3130336)
Azzopardi, L. et al. (2016) Lucene4IR: Developing information retrieval evaluation resources using Lucene. ACM SIGIR Forum, 50(2), pp. 58-75. (doi: 10.1145/3053408.3053421)
Buivys, M. and Azzopardi, L. (2016) Pienapple search: an integrated search interface to support finding, refinding and sharing. Proceedings of the Association for Information Science and Technology, 53(1), pp. 1-5. (doi: 10.1002/pra2.2016.14505301122)
Wilkie, C. and Azzopardi, L. (2014) Efficiently estimating retrievability bias. Lecture Notes in Computer Science, 8416, pp. 720-726. (doi: 10.1007/978-3-319-06028-6_82)
Zuccon, G., Leelanupab, T., Whiting, S., Yilmaz, E., Jose, J. M. and Azzopardi, L. (2013) Crowdsourcing interactions: using crowdsourcing for evaluating interactive information retrieval systems. Information Retrieval, 16(2), pp. 267-305. (doi: 10.1007/s10791-012-9206-z)
Hauff, C., Azzopardi, L., Hiemstra, D. and de Jong, F. (2010) Query performance prediction: evaluation contrasted with effectiveness. Lecture Notes in Computer Science, 5993, pp. 204-216. (doi: 10.1007/978-3-642-12275-0_20)
Hauff, C., Hiemstra, D., Azzopardi, L. and de Jong, F. (2010) A case for automatic system evaluation. Lecture Notes in Computer Science, 5993, pp. 153-165. (doi: 10.1007/978-3-642-12275-0_16)
Zuccon, G. and Azzopardi, L. (2010) Using the quantum probability ranking principle to rank interdependent documents. Lecture Notes in Computer Science, 5993, pp. 357-369. (doi: 10.1007/978-3-642-12275-0_32)
Zuccon, G., Azzopardi, L. and Van Rijsbergen, C. (2010) The quantum probability ranking principle for information retrieval. Lecture Notes in Computer Science, 5766, pp. 232-240. (doi: 10.1007/978-3-642-04417-5_21)
Balog, K., Azzopardi, L. and de Rijke, M. (2009) A language modeling framework for expert finding. Information Processing and Management, 45(1), pp. 1-19. (doi: 10.1016/j.ipm.2008.06.003)
Hauff, C., Azzopardi, L. and Hiemstra, D. (2009) The combination and evaluation of query performance prediction methods. Lecture Notes in Computer Science, 5478, pp. 301-312. (doi: 10.1007/978-3-642-00958-7_28)
Zuccon, G., Azzopardi, L. and Van Rijsbergen, C. (2009) Semantic spaces: measuring the distance between different subspaces. Lecture Notes in Computer Science, 5494, pp. 225-236. (doi: 10.1007/978-3-642-00834-4_19)
Losada, D. and Azzopardi, L. (2008) Assessing multivariate Bernoulli models for information retrieval. ACM Transactions on Information Systems, 26(3), (doi: 10.1145/1361684.1361690)
Losada, D. and Azzopardi, L. (2008) An analysis on document length retrieval trends in language modeling smoothing. Information Retrieval, 11(2), pp. 109-138. (doi: 10.1007/s10791-007-9040-x)
Baillie, M., Azzopardi, L. and Ruthven, I. (2008) Evaluating epistemic uncertainty under incomplete assessments. Information Processing and Management, 44(2), pp. 811-837. (doi: 10.1016/j.ipm.2007.04.002)
Azzopardi, L. and Vinay, V. (2008) Accessibility in information retrieval. Lecture Notes in Computer Science, 4956, pp. 482-489. (doi: 10.1007/978-3-540-78646-7_46)
Ruthven, I., Baillie, M., Azzopardi, L., Bierig, M., Nicol, E., Sweeney, S. and Yaciki, M. (2008) Contextual factors affecting the utility of surrogates within exploratory search. Information Processing and Management, 44(2), pp. 437-462. (doi: 10.1016/j.ipm.2007.08.002)
Baillie, M., Azzopardi, L. and Ruthven, I. (2007) A retrieval evaluation methodology for incomplete relevance assessments. Lecture Notes in Computer Science, 4425, pp. 271-282. (doi: 10.1007/978-3-540-71496-5_26)
Balog, K., Azzopardi, L., Kamps, J. and de Rijke, M. (2007) Overview of WebCLEF 2006. Lecture Notes in Computer Science, 4730, pp. 803-819. (doi: 10.1007/978-3-540-74999-8_101)
Azzopardi, L. (2006) Incorporating context within the language modeling approach for ad hoc information retrieval. ACM SIGIR Forum, 40(1), (doi: 10.1145/1147197.1147211)
Azzopardi, L. and Losada, D. (2006) An efficient computation of the multiple-Bernoulli language model. Lecture Notes in Computer Science, 3936, pp. 480-483. (doi: 10.1007/11735106_46)
Baillie, M., Azzopardi, L. and Crestani, F. (2006) Adaptive query-based sampling of distributed collections. Lecture Notes in Computer Science, 4209, pp. 316-328. (doi: 10.1007/11880561_26)
Simeoni, F., Azzopardi, L. and Crestani, F. (2006) An application framework for distributed information retrieval. Lecture Notes in Computer Science, 4312, pp. 192-201. (doi: 10.1007/11931584_22)
Hauff, C. and Azzopardi, L. (2005) Age dependent document priors in link structure analysis. Lecture Notes in Computer Science, 3408, pp. 552-554. (doi: 10.1007/978-3-540-31865-1_48)
Azzopardi, L. (2004) An investigation into the utility of the probabilistic interpretation of the Hyper space Analogue to Language (HAL). Computing and Information Systems Technical Report, 27, University of Paisley N/a,
Azzopardi, L. (2002) Preprocessing data in the classification process. Computer Science Departmental Journal, Paisley University,
Books
Azzopardi, L. and Maxwell, D. (2013) Tango with Django: a beginners guide to web development with Django 1.5.4. GitHub.
Book Sections
Azzopardi, L., Vanderbauwhede, W. and Joho, H. (2010) Search system requirements of patent analysts. In: Proceedings of the 33rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 13-19 July 2010, Geneva, Switzerland. Association for Computing Machinery: New York, USA, pp. 775-776. ISBN 9781450301534 (doi: 10.1145/1835449.1835610)
Joho, H., Azzopardi, L.A. and Vanderbauwhede, W. (2010) A survey of patent users. In: Proceeding of the Third Symposium on Information Interaction in Context: IIiX '10, New Brunswick, New Jersey, USA. Association for Computing Machinery: New York, USA, pp. 13-24. ISBN 9781450302470 (doi: 10.1145/1840784.1840789)
Azzopardi, L., Vanderbauwhede, W. and Moadeli, M. (2009) Developing energy efficient filtering systems. In: Allan, J. and Aslam, J. (eds.) Proceedings of the 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval: 19-23 July 2009, Boston, MA, USA. Association for Computing Machinery: New York, USA, pp. 664-665. ISBN 9781605584836 (doi: 10.1145/1571941.1572067)
Balog, K., Azzopardi, L. and Rijke, M. (2009) Resolving person names in web people search. In: King, I. and Baeza-Yates, R. (eds.) Weaving Services and People on the World Wide Web. Springer, pp. 301-323. ISBN 9783642005701 (doi: 10.1007/978-3-642-00570-1_15)
Vanderbauwhede, W. , Azzopardi, L. and Moadeli, M. (2009) FPGA-accelerated information retrieval: high-efficiency document filtering. In: Proceedings of 2009 International Conference on Field Programmable Logic and Applications, 2009, FPL, 2009. IEEE Computer Society: Piscataway, N.J., USA, pp. 417-422. ISBN 9781424438921 (doi: 10.1109/FPL.2009.5272246)
Balog, K., Azzopardi, L. and Rijke, M. (2006) Formal models for expert finding in enterprise corpora. In: Dumais, S., Efthimiadis, E.N., Hawking, D. and Järvelin, K. (eds.) SIGIR '06: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, University of Washington, Seattle, WA, USA. Association for Computing Machinery: New York, USA, pp. 43-50. ISBN 9781595933690 (doi: 10.1145/1148170.1148181)
Azzopardi, L., Girolami, M. and Crowe, M. (2005) Probabilistic hyperspace analogue to language. In: SIGIR 2005: Proceedings of the Twenty-Eighth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 15-19, 2005, Salvador, Brazil. Association for Computing Machinery: New York, USA, pp. 575-576. ISBN 9781595930347 (doi: 10.1145/1076034.1076135)
Edited Books
Pasi, G., Piwowarski, B., Azzopardi, L. and Hanbury, A. (Eds.) (2018) Advances in Information Retrieval: 40th European Conference on IR Research, ECIR 2018, Grenoble, France, March 26-29, 2018, Proceedings. Series: Lecture notes in computer science. Springer: Cham. ISBN 9783319769400
Conference or Workshop Item
Azzopardi, L., Dubiel, M., Halvey, M. and Dalton, J. (2018) Conceptualizing Agent-Human Interactions during the Conversational Search Process. 2nd International Workshop on Conversational Approaches to Information Retrieval (CAIR'18), Ann Arbor, MI, USA, 12 Jul 2018. (Accepted for Publication)
Conference Proceedings
Maxwell, D. and Azzopardi, L. (2018) Information Scent, Searching and Stopping: Modelling SERP Level Stopping Behaviour. In: 39th European Conference on Information Retrieval (ECIR 2018), Grenoble, France, 26-29 March 2018, pp. 210-222. ISBN 9783319769400 (doi: 10.1007/978-3-319-76941-7_16)
Wilkie, C. and Azzopardi, L. (2017) An Initial Investigation of Query Expansion Bias. In: ICTIR 2017: The 3rd ACM International Conference on the Theory of Information Retrieval, Amsterdam, The Netherlands, 1-4 Oct 2017, pp. 285-288. ISBN 9781450344906 (doi: 10.1145/3121050.3121097)
Maxwell, D., Azzopardi, L. and Moshfeghi, Y. (2017) A Study of Snippet Length and Informativeness: Behaviour, Performance and User Experience. In: SIGIR 2017: The 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Tokyo, Japan, 7-11 Aug 2017, pp. 135-144. ISBN 9781450350228 (doi: 10.1145/3077136.3080824)
Azzopardi, L., Crane, M., Fang, H., Ingersoll, G., Lin, J., Moshfeghi, Y., Scells, H., Yang, P. and Zuccon, G. (2017) The Lucene for Information Access and Retrieval Research (LIARR) Workshop at SIGIR 2017. In: SIGIR 2017: The 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Tokyo, Japan, 7-11 Aug 2017, pp. 1429-1430. ISBN 9781450350228 (doi: 10.1145/3077136.3084374)
Moshfeghi, Y., Rothfeld, R., Azzopardi, L. and Triantafillou, P. (2017) A Task Completion Engine to Enhance Search Session Support for Air Traffic Work Tasks. In: 39th European Conference on Information Retrieval, Aberdeen, Scotland, 8-13 April 2017, pp. 278-290. (doi: 10.1007/978-3-319-56608-5_22)
Tran, V., Maxwell, D., Fuhr, N. and Azzopardi, L. (2017) Personalised Search Time Prediction using Markov Chains. In: ICTIR 2017: The 3rd ACM International Conference on the Theory of Information Retrieval, Amsterdam, The Netherlands, 1-4 Oct 2017, pp. 237-240. ISBN 9781450344906 (doi: 10.1145/3121050.3121085)
Wilkie, C. and Azzopardi, L. (2017) Algorithmic Bias. In: ACM Conference On Information and Knowledge Management (CIKM '17), Singapore, 06-10 Nov 2017, 2375- 2378. ISBN 9781450349185 (doi: 10.1145/3132847.3133135)
Maxwell, D. and Azzopardi, L. (2016) Agents, Simulated Users and Humans. In: 25th ACM International on Conference on Information and Knowledge Management, Indianapolis, IN, USA, 24-28 Oct 2016, pp. 731-740. ISBN 9781450340731 (doi: 10.1145/2983323.2983805)
Maxwell, D. and Azzopardi, L. (2016) Simulating Interactive Information Retrieval: SimIIR: A Framework for the Simulation of Interaction. In: 39th International ACM SIGIR Conference on Research and Development in Information Retrieval, Pisa, Italy, 17-21 Jul 2016, pp. 1141-1144. ISBN 9781450340694 (doi: 10.1145/2911451.2911469)
Kelly, D. and Azzopardi, L. (2015) How Many Results Per Page? A Study of SERP Size, Search Behavior and User Experience. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 183-192. ISBN 978145033621 (doi: 10.1145/2766462.2767732)
Azzopardi, L. (2015) Theory of Retrieval. In: 2015 International Conference on The Theory of Information Retrieval, Northampton, MA, USA, 27-30 Sep 2015, pp. 3-6. ISBN 9781450338332 (doi: 10.1145/2808194.2809444)
Azzopardi, L. and Zuccon, G. (2015) An Analysis of Theories of Search and Search Behavior. In: 2015 International Conference on The Theory of Information Retrieval, Northampton, MA, USA, 27-30 Sep 2015, pp. 81-90. ISBN 9781450338332 (doi: 10.1145/2808194.2809447)
Azzopardi, L. and Zuccon, G. (2015) Building and Using Models of Information Seeking, Search and Retrieval. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 1107-1110. ISBN 978145033621 (doi: 10.1145/2766462.2767874)
Crescenzi, A., Kelly, D. and Azzopardi, L. (2015) Time Pressure and System Delays in Information Search. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 767-770. ISBN 978145033621 (doi: 10.1145/2766462.2767817)
He, J., Bron, M., de Vries, A., Azzopardi, L. and de Rijke, M. (2015) Untangling Result List Refinement and Ranking Quality: a Framework for Evaluation and Prediction. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 293-302. ISBN 978145033621 (doi: 10.1145/2766462.2767740)
Maxwell, D., Azzopardi, L., Järvelin, K. and Keskustalo, H. (2015) An Initial Investigation into Fixed and Adaptive Stopping Strategies. In: SIGIR 2015: 38th Annual ACM SIGIR Conference, Santiago, Chile, 09-13 Aug 2015, pp. 903-906. ISBN 978145033621 (doi: 10.1145/2766462.2767802)
Maxwell, D., Azzopardi, L., Järvelin, K. and Keskustalo, H. (2015) Searching and Stopping: An Analysis of Stopping Rules and Strategies. In: 24th ACM International on Conference on Information and Knowledge Management (CIKM '15), Melbourne, Australia, 19-12 Oct 2015, pp. 313-322. ISBN 9781450337946 (doi: 10.1145/2806416.2806476)
Azzopardi, L. (2014) Modelling Interaction With Economic Models of Search. In: SIGIR 2014: 37th international ACM SIGIR conference on Research & development in information retrieval, Gold Coast, Australia, 6-11 Jun 2014, pp. 3-12. ISBN 9781450322577 (doi: 10.1145/2600428.2609574)
Azzopardi, L., English, R., Wilkie, C. and Maxwell, D. (2014) Page Retrievability Calculator. In: 36th European Conference on IR Research, Amsterdam, The Netherlands, 13-16 April 2014, pp. 737-741. (doi: 10.1007/978-3-319-06028-6_85)
Azzopardi, L. (2014) The Retrievability of Documents. In: SIGIR 2014: 37th international ACM SIGIR conference on Research & development in information retrieval, Gold Coast, Australia, 6-11 Jun 2014, p. 1291. ISBN 9781450322577 (doi: 10.1145/2600428.2602298)
Maxwell, D. and Azzopardi, L. (2014) Stuck In Traffic: How Temporal Delays Affect Search Behaviour. In: IIiX 2014 : Fifth Information Interaction in Context Symposium, Regensburg, Germany, 26-29 Aug 2014, pp. 155-164. ISBN 9781450329767 (doi: 10.1145/2637002.2637021)
Mckeown, S., Maxwell, D., Azzopardi, L. and Glisson, W. B. (2014) Investigating people: a qualitative analysis of the search behaviours of open-source intelligence analysts. In: IIiX 2014 : Fifth Information Interaction in Context Symposium, Regensburg, Germany, 26-29 Aug 2014, pp. 175-184. ISBN 9781450329767 (doi: 10.1145/2637002.2637023)
Wilkie, C. and Azzopardi, L. (2014) A Retrievability Analysis: Exploring the Relationship Between Retrieval Bias and Retrieval Performance. In: CIKM '14: 23rd ACM International Conference on Conference on Information and Knowledge Management, Shanghai, China, 3-7 Nov 2014, pp. 81-90. ISBN 9781450325981 (doi: 10.1145/2661829.2661948)
Vanderbauwhede, W. , Frolov, A., Azzopardi, L., Chalamalasetti, S. R. and Margala, M. (2013) High throughput filtering using FPGA-acceleration. In: CIKM 2013: 22nd ACM International Conference on Information and Knowledge Management, San Francisco CA, USA, 27 Oct - 1 Nov 2013, pp. 1245-1248. (doi: 10.1145/2505515.2507866)
Elliott, D., Glassey, R., Polajnar, T. and Azzopardi, L. (2010) Finding and filtering information for children. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835569)
Zuccon, G., Azzopardi, L., Hauff, C. and Van Rijsbergen, C. (2010) Estimating interference in the QPRP for subtopic retrieval. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835593)
Song, D. et al. (2010) How Quantum Theory is Developing the Field of Information Retrieval. In: Quantum Informatics Symposium, AAAI Fall Symposia Series, Arlington, Virginia, USA, 11-13 Nov 2010,
Azzopardi, L. and Bache, R. (2010) On the relationship between effectiveness and accessibility. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835667)
Azzopardi, L., Fernández, R. and Losada, D. (2010) Improving sentence retrieval with an importance prior. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, ISBN 9781450301534 (doi: 10.1145/1835449.1835612)
Hauff, C., Jong, F., Kelly, D. and Azzopardi, L. (2010) Query quality: user ratings and system predictions. In: 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, Geneva, Switzerland, 19-23 Jul 2010, pp. 743-744. ISBN 9781450301534 (doi: 10.1145/1835449.1835594)
Shokouhi, M., Azzopardi, L. and Thomas, P. (2009) Effective query expansion for federated search. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572015)
Zuccon, G., Azzopardi, L. and Van Rijsbergen, C. (2009) Revisiting logical imaging for information retrieval. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572118)
Azzopardi, L. (2009) Query side evaluation: an empirical analysis of effectiveness and effort. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572037)
Azzopardi, L. (2009) Usage based effectiveness measures: monitoring application performance in information retrieval. In: 18th ACM Conference on Information and Knowledge Management, Hong Kong, 2-6 Nov 2009, p. 631. (doi: 10.1145/1645953.1646034)
Azzopardi, L. and Owens, C. (2009) Search engine predilection towards news media providers. In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, ISBN 9781605584836 (doi: 10.1145/1571941.1572122)
Graf, E., Azzopardi, L. and Van Rijsbergen, C. (2009) Automatically generating queries for prior art search. In: CLEF 2009 Workshop, Corfu, Greece, 2009, ISBN 9788888506845
Hauff, C. and Azzopardi, L. (2009) When is query performance prediction effective? In: 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval, Boston, USA, 19-23 Jul 2009, pp. 829-830. (doi: 10.1145/1571941.1572150)
Hauff, C., Hiemstra, D., Jong, F. and Azzopardi, L. (2009) Relying on topic subsets for system ranking estimation. In: 18th ACM Conference on Information and Knowledge Management, Hong Kong, 2-6 Nov 2009, pp. 1859-1862. ISBN 9781605585123 (doi: 10.1145/1645953.1646249)
Huertas-Rosero, A., Azzopardi, L. and Van Rijsbergen, C. (2009) Eraser lattices and semantic contents. In: Proceedings of the 3rd International Symposium on Quantum Interaction, Saarbrücken, Germany, 25-27 Mar 2009, ISBN 9783642008337 (doi: 10.1007/978-3-642-00834-4_22)
Azzopardi, L. and Vinay, V. (2008) Retrievability: an evaluation measure for higher order information access tasks. In: 17th ACM Conference on Information and Knowledge Management, Napa Valley, California, USA, 26-30 Oct 2008, pp. 561-570. ISBN 9781595939913 (doi: 10.1145/1458082.1458157)
Azzopardi, L. and Vinay, V. (2008) Document accessibility: evaluating the access afforded to a document by the retrieval system. In: Workshop on Novel Methodologies for Evaluation in Information Retrieval at 30th European Conference for Information Retrieval (ECIR 2008), Glasgow, Scotland, 30 Mar 2008,
Balog, K., Azzopardi, L. and de Rijke, M. (2008) Personal name resolution of web people search. In: Workshop NLP Challenges in the Information Explosion Era (NLPIX 2008), Beijing, China, 22 April 2008,
Graf, E. and Azzopardi, L. (2008) A methodology for building a patent test collection for prior art search. In: The Second International Workshop on Evaluating Information Access (EVIA), Tokyo, Japan, 16 Dec 2008,
Huertas-Rosero, A., Azzopardi, L. and Van Rijsbergen, C. (2008) Characterising through erasing: a theoretical framework for representing documents inspired by quantum theory. In: Quantum Interaction Symposium 2008, Oxford, UK, 26-28 Mar 2008,
Lioma, C., Moens, M. and Azzopardi, L. (2008) Collaborative annotation for pseudo relevance feedback. In: ECIR’08 Workshop on: Exploiting Semantic Annotations for Information Retrieval, Glasgow, Scotland, 30 Mar 2008,
Losada, D.E., Azzopardi, L. and Baillie, M. (2008) Revisiting the relationship between document length and relevance. In: 17th ACM Conference on Information and Knowledge Management, Napa Valley, California, USA, 26-30 Oct 2008, pp. 419-428. ISBN 9781595939913 (doi: 10.1145/1458082.1458139)
Azzopardi, L. (2007) Position paper: towards evaluating the user experience of interactive information access systems. In: Web Information-Seeking and Interaction SIGIR 2007 WISI Workshop, Amsterdam, The Netherlands, 27 Jul 2007,
Azzopardi, L., de Rijke, M. and Balog, K. (2007) Building simulated queries for known-item topics: an analysis using six european languages. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 455-462. ISBN 9781595935977 (doi: 10.1145/1277741.1277820)
Azzopardi, L. and Losada, D. (2007) Fairly retrieving documents of all lengths. In: 1st International Conference on the Theory of Information Retrieval, Budapest, Hungary, 18-20 Oct 2007, pp. 65-76.
Azzopardi, L. and Roelleke, T. (2007) Explicitly considering relevance within the language modeling framework. In: 1st International Conference on the Theory of Information Retrieval, Budapest, Hungary, 18-20 Oct 2007,
Balog, K., Azzopardi, L. and de Rijke, M. (2007) Language modeling techniques for web people search. In: 4th International Workshop on Semantic Evaluations, Prague, Czech Republic, 23-24 Jun 2007, pp. 468-471.
Balog, K., Bogers, T., Azzopardi, L., de Rijke, M. and van den Bosch, A. (2007) Broad expertise retrieval in sparse data environments. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 551-558. ISBN 9781595935977 (doi: 10.1145/1277741.1277836)
Ruthven, I., Azzopardi, L., Baillie, M., Bierig, R., Nicol, E., Sweeney, S. and Yakici, M. (2007) Intra-assessor consistency in question answering. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 727-728. ISBN 9781595935977 (doi: 10.1145/1277741.1277879)
Shokouhi, M., Baillie, M. and Azzopardi, L. (2007) Updating collection representations for federated search. In: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, 23-27 July 2007, pp. 511-518. ISBN 9781595935977 (doi: 10.1145/1277741.1277829)
Azzopardi, L. and de Rijke, M. (2006) Automatic construction of known-item finding test beds. In: Annual ACM Conference on Research and Development in Information Retrieval, Seattle, Washington, 6-11 August 2006, pp. 603-604. ISBN 1595933697 (doi: 10.1145/1148170.1148276)
Azzopardi, L. and de Rijke, M. (2006) Query intention acquisition: a case study on automatically inferring structured queries. In: 6th Dutch-Belgian Information Retrieval Workshop, Delft, The Netherlands, 13-14 Mar 2006,
Baillie, M., Azzopardi, L. and Crestani, F. (2006) Adaptive query-based sampling for distributed IR. In: Annual ACM Conference on Research and Development in Information Retrieval, Seattle, Washington, 6-11 August 2006, pp. 605-606. ISBN 1595933697 (doi: 10.1145/1148170.1148277)
Baillie, M., Azzopardi, L. and Crestani, F. (2006) An evaluation of resource description quality measures. In: Symposium on Applied Computing, Dijon, France, 23-27 April, pp. 1110-1111. ISBN 1595931082 (doi: 10.1145/1141277.1141538)
Baillie, M., Azzopardi, L. and Crestani, F. (2006) Towards better measures: evaluation of estimated resource description quality for distributed IR. In: 1st International Conference on Scalable Information Systems, Hong Kong, 30 May - 1 Jun 2006, ISBN 1595934286
Azzopardi, L., Balog, K. and de Rijke, M. (2005) Language modeling approaches for enterprise tasks. In: The Fourteenth Text Retrieval Conference, Gaithersburg, Maryland, USA, 15-18 Nov 2005,
Bailey, A., Ruthven, I. and Azzopardi, L. (2005) Evaluating user studies in information access. In: 5th International Conference on Conceptions of Library and Information Sciences, COLIS 2005, Glasgow, UK, Jun 2005, p. 251. (doi: 10.1007/11495222_21)
Meij, E., IJzereef, L., Azzopardi, L., Kamps, J. and de Rijke, M. (2005) Combining thesauri-based methods for biomedical retrieval. In: Fourteenth Text Retrieval Conference, Gaithersburg, Maryland, USA, 15-18 Nov 2005,
Azzopardi, L., Girolami, M. and Van Rijsbergen, C. (2004) Topic based language models for ad hoc information retrieval. In: IEEE International Joint Conference on Neural Networks., Budapest, 25-29 July 2004, pp. 3281-3286. ISBN 0780383591 (doi: 10.1109/IJCNN.2004.1381205)
Azzopardi, L., Girolami, M. and Van Rijsbergen, C. (2004) User biased document language modelling. In: 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, 25-29 Jul 2004, ISBN 1581138814 (doi: 10.1145/1008992.1009111)
Azzopardi, L., Girolami, M. and Van Rijsbergen, K. (2003) Investigating the relationship between language model perplexity and IR precision-recall measures. In: Annual ACM Conference on Research and Development in Information Retrieval, Toronto, Canada, July 28 - August 1 2003, pp. 369-370. ISBN 1581136463 (doi: 10.1145/860435.860505)
Research datasets
2015
Maxwell, D., Azzopardi, L., Järvelin, K. and Keskustalo, H. (2015) An Initial Investigation into Fixed and Adaptive Stopping Strategies. [Data Collection]