All Stories

  1. Evaluating and Addressing Fairness Across User Groups in Negative Sampling for Recommender Systems

    Article • November 2025, ACM (Association for Computing Machinery)

    Mark Sanderson

  2. A Comparative Analysis of Linguistic and Retrieval Diversity in LLM-Generated Search Queries

    Article • November 2025, ACM (Association for Computing Machinery)

    Mark Sanderson, Oleg Zendel

  3. "Nuisance is Better Than Nothing?": Exploring How Pedestrians and Cyclists Perceive Automated E-Scooter Alerts in Shared Spaces MHCI023

    Article • Proceedings of the ACM on Human-Computer Interaction, September 2025, ACM (Association for Computing Machinery)

    Mark Sanderson

  4. Principles and Guidelines for the Use of LLM Judges

    Article • July 2025, ACM (Association for Computing Machinery)

    Faegheh Hasibi, Mark Sanderson, Oleg Zendel

  5. Demographically-Inspired Query Variants Using an LLM

    Article • July 2025, ACM (Association for Computing Machinery)

    Mark Sanderson

  6. Preaching to the ChoIR: Lessons IR Should Share with AI

    Article • July 2025, ACM (Association for Computing Machinery)

    Gianluca Demartini, Kevin Roitero, Mark Sanderson, Damiano Spina, Prof.dr.ir. Arjen P. de Vries

  7. Classifying Term Variants in Query Formulation

    Article • July 2025, ACM (Association for Computing Machinery)

    Mark Sanderson

  8. Watch Out! E-scooter Coming Through!: Multimodal Sensing of Mixed Traffic Use and Conflicts Through Riders' Ego-centric Views

    Article • Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies, March 2025, ACM (Association for Computing Machinery)

    Mark Sanderson

  9. LLMs can be Fooled into Labelling a Document as Relevant: best café near me; this paper is perfectly relevant

    Article • December 2024, ACM (Association for Computing Machinery)

    Mark Sanderson

  10. Online and Offline Evaluation in Search Clarification

    Article • ACM Transactions on Information Systems, November 2024, ACM (Association for Computing Machinery)

    Leila Tavakoli, Mark Sanderson, Hamed Zamani, Leila Tavakoli

  11. Explaining Recommendation Fairness from a User/Item Perspective

    Article • ACM Transactions on Information Systems, October 2024, ACM (Association for Computing Machinery)

    Yongli Ren, Mark Sanderson, Jie Li

  12. Uncontextualized significance considered dangerous

    Article • July 2024, ACM (Association for Computing Machinery)

    Mark Sanderson

  13. Temporal Conformity-aware Hawkes Graph Network for Recommendations

    Article • May 2024, ACM (Association for Computing Machinery)

    Chenglong Ma, Pablo Castells, Yongli Ren, Mark Sanderson

  14. E-Scooter Dynamics: Unveiling Rider Behaviours and Interactions with Road Users through Multi-Modal Data Analysis

    Article • April 2024, ACM (Association for Computing Machinery)

    Mark Sanderson

  15. Report on The Web Search Revolution: Symposium

    Article • ACM SIGIR Forum, December 2023, ACM (Association for Computing Machinery)

    Mark Sanderson

  16. Designing and Evaluating Presentation Strategies for Fact-Checked Content

    Article • October 2023, ACM (Association for Computing Machinery)

    Mark Sanderson, Damiano Spina

  17. Can Generative LLMs Create Query Variants for Test Collections? An Exploratory Study

    Article • July 2023, ACM (Association for Computing Machinery)

    Mark Sanderson

  18. NEST

    Article • October 2022, ACM (Association for Computing Machinery)

    Yongli Ren, Mark Sanderson, Chenglong Ma, Pablo Castells

  19. A Non-Factoid Question-Answering Taxonomy

    Article • July 2022, ACM (Association for Computing Machinery)

    Mark Sanderson, Vladislav Blinov

  20. How Collaborative Filtering Behaves When Groups of Users Suddenly Shift Preference?

    Article • July 2022, ACM (Association for Computing Machinery)

    Pablo Castells, Mark Sanderson, Yongli Ren, Chenglong Ma

  21. MIMICS-Duo

    Article • July 2022, ACM (Association for Computing Machinery)

    Leila Tavakoli, Hamed Zamani, Mark Sanderson, Johanne Trippas

  22. Where Do Queries Come From?

    Article • July 2022, ACM (Association for Computing Machinery)

    Mark Sanderson, Damiano Spina

  23. How Do You Test a Test?

    Article • February 2022, ACM (Association for Computing Machinery)

    Mark Sanderson

  24. Conversational Search and Recommendation: Introduction to the Special Issue

    Article • ACM Transactions on Information Systems, October 2021, ACM (Association for Computing Machinery)

    Mark Sanderson, Hamed Zamani

  25. Investigating and Mitigating Biases in Crowdsourced Data

    Article • October 2021, ACM (Association for Computing Machinery)

    Mark Sanderson

  26. Accessing Media Via an Audio-only Communication Channel: A Log Analysis

    Article • July 2021, ACM (Association for Computing Machinery)

    Johanne Trippas, Mark Sanderson, Damiano Spina

  27. Popularity Bias in False-positive Metrics for Recommender Systems Evaluation

    Article • ACM Transactions on Information Systems, July 2021, ACM (Association for Computing Machinery)

    Elisa Mena-Maldonado, Pablo Castells, Yongli Ren, Mark Sanderson

  28. An Intent Taxonomy for Questions Asked in Web Search

    Article • March 2021, ACM (Association for Computing Machinery)

    Mark Sanderson, Leila Tavakoli

  29. Quantifying Human-Perceived Answer Utility in Non-factoid Question Answering

    Article • March 2021, ACM (Association for Computing Machinery)

    Leila Tavakoli, Mark Sanderson

  30. A review of public datasets in question answering research

    Article • ACM SIGIR Forum, December 2020, ACM (Association for Computing Machinery)

    Mark Sanderson

  31. Providing Direct Answers in Search Results: A Study of User Behavior

    Article • October 2020, ACM (Association for Computing Machinery)

    Mark Sanderson

  32. Do People and Neural Nets Pay Attention to the Same Words

    Article • October 2020, ACM (Association for Computing Machinery)

    Mark Sanderson

  33. Modeling Search Engine Performance Measurement

    Article • September 2020, ACM (Association for Computing Machinery)

    Mark Sanderson

  34. Joint Modelling of Cyber Activities and Physical Context to Improve Prediction of Visitor Behaviors

    Article • ACM Transactions on Sensor Networks, August 2020, ACM (Association for Computing Machinery)

    Flora Salim, Yongli Ren, Mark Sanderson

  35. Metrics Disagreement in Recommender Systems Evaluation

    Article • July 2020, ACM (Association for Computing Machinery)

    Elisa Mena-Maldonado, Yongli Ren, Pablo Castells, Mark Sanderson

  36. Evaluation of Cross Domain Text Summarization

    Article • July 2020, ACM (Association for Computing Machinery)

    Mark Sanderson

  37. Intelligent Task Recognition: Towards Enabling Productivity Assistance in Daily Life

    Article • June 2020, ACM (Association for Computing Machinery)

    Flora Salim, Yongli Ren, Johann Trippas, Mark Sanderson, Damiano Spina

  38. Dagstuhl seminar 19461 on conversational search

    Article • ACM SIGIR Forum, June 2020, ACM (Association for Computing Machinery)

    Mark Sanderson

  39. A Practical Guide for the Effective Evaluation of Twitter User Geolocation

    Article • ACM Transactions on Social Computing, December 2019, ACM (Association for Computing Machinery)

    Mark Sanderson

  40. Investigating the Learning Process in Job Search

    Article • November 2019, ACM (Association for Computing Machinery)

    Jiaxin Mao, Mark Sanderson, Damiano Spina

  41. Using Collection Shards to Study Retrieval Performance Effect Sizes

    Article • ACM Transactions on Information Systems, July 2019, ACM (Association for Computing Machinery)

    Mark Sanderson

  42. Improving the Accuracy of System Performance Estimation by Using Shards

    Article • July 2019, ACM (Association for Computing Machinery)

    Mark Sanderson

  43. Task Intelligence Workshop @ WSDM 2019

    Article • January 2019, ACM (Association for Computing Machinery)

    Mark Sanderson

  44. Ranking Documents by Answer-Passage Quality

    Article • June 2018, ACM (Association for Computing Machinery)

    Mark Sanderson

  45. A Living Lab Study of Query Amendment in Job Search

    Article • June 2018, ACM (Association for Computing Machinery)

    Mark Sanderson

  46. Modelling Information Needs in Collaborative Search Conversations

    Article • August 2017, ACM (Association for Computing Machinery)

    Johann Trippas, Mark Sanderson

  47. Using Information Scent to Understand Mobile and Desktop Web Search Behavior

    Article • August 2017, ACM (Association for Computing Machinery)

    Mark Sanderson

  48. On the Benefit of Incorporating External Features in a Neural Architecture for Answer Sentence Selection

    Article • August 2017, ACM (Association for Computing Machinery)

    Mark Sanderson

  49. Extracting audio summaries to support effective spoken document search

    Article • Journal of the Association for Information Science and Technology, June 2017, Wiley

    Johann Trippas, Mark Sanderson

  50. How Do People Interact in Conversational Speech-Only Search Tasks

    Article • March 2017, ACM (Association for Computing Machinery)

    Johann Trippas, Mark Sanderson

  51. On the Effectiveness of Query Weighting for Adapting Rank Learners to New Unlabelled Collections

    Article • October 2016, ACM (Association for Computing Machinery)

    Mark Sanderson

  52. Examining Additivity and Weak Baselines

    Article • ACM Transactions on Information Systems, September 2016, ACM (Association for Computing Machinery)

    Mark Sanderson

  53. Evaluating Retrieval over Sessions

    Article • July 2016, ACM (Association for Computing Machinery)

    Mark Sanderson

  54. Features of Disagreement Between Retrieval Effectiveness Measures

    Article • August 2015, ACM (Association for Computing Machinery)

    Mark Sanderson

  55. Towards Understanding the Impact of Length in Web Search Result Summaries over a Speech-only Communication Channel

    Article • August 2015, ACM (Association for Computing Machinery)

    Mark Sanderson, Johann Trippas, Damiano Spina

  56. Analyzing Web behavior in indoor retail spaces

    Article • Journal of the Association for Information Science and Technology, July 2015, Wiley

    Mark Sanderson

  57. Conferences versus journals in computer science

    Article • Journal of the Association for Information Science and Technology, April 2015, Wiley

    Mark Sanderson

  58. Tweet-biased summarization

    Article • Journal of the Association for Information Science and Technology, April 2015, Wiley

    Mark Sanderson

  59. CLEF 2014

    Article • ACM SIGIR Forum, December 2014, ACM (Association for Computing Machinery)

    Mark Sanderson

  60. Tweet Author Location Impacts on Tweet Credibility

    Article • November 2014, ACM (Association for Computing Machinery)

    Mark Sanderson

  61. Retrieving Passages and Finding Answers

    Article • November 2014, ACM (Association for Computing Machinery)

    Mark Sanderson

  62. Improving test collection pools with machine learning

    Article • November 2014, ACM (Association for Computing Machinery)

    Mark Sanderson

  63. Examining New Event Detection

    Article • November 2014, ACM (Association for Computing Machinery)

    Mark Sanderson

  64. Identifying Re-finding Difficulty from User Query Logs

    Article • November 2014, ACM (Association for Computing Machinery)

    Mark Sanderson

  65. How People Use the Web in Large Indoor Spaces

    Article • November 2014, ACM (Association for Computing Machinery)

    Yongli Ren, Mark Sanderson

  66. Size and Source Matter

    Article • November 2014, ACM (Association for Computing Machinery)

    Mark Sanderson