Avishek Anand

2026

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Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part I
European Conference on Advances in Information Retrieval (ECIR) 2026
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Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part II
European Conference on Advances in Information Retrieval (ECIR) 2026
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Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part III
European Conference on Advances in Information Retrieval (ECIR) 2026
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Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV
European Conference on Advances in Information Retrieval (ECIR) 2026
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The CLEF-2026 CheckThat! Lab: Advancing Multilingual Fact-Checking.
Primakov Chungkham|Hossein Nasr Esfahani|Julia Maria Struß|Sebastian Schellhammer|Salim Hafid|Javid Dadashkarimi|Azadeh Shakery|Dhruv Sahnan|Stefan Dietze|Venktesh V.|Vinay Setty|Tanmoy Chakraborty|Preslav Nakov|Avishek Anand|Hossein Nasr Esfahani|Primakov Chungkham|Salim Hafid|Javid Dadashkarimi|Azadeh Shakery|Dhruv Sahnan|Konstantin Todorov
Advances in Information Retrieval - 48th European Conference on Information Retrieval, ECIR 2026, Delft, The Netherlands, March 29 - April 2, 2026, Proceedings, Part IV
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TempRetriever: Fusion-based Temporal Dense Passage Retrieval for Time-Sensitive Questions.
Abdelrahman Abdallah|Bhawna Piryani|Jonas Wallat|Avishek Anand|Adam Jatowt
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026
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On Listwise Reranking for Corpus Feedback.
Soyoung Yoon|Jongho Kim|Daeyong Kwon|Avishek Anand|Seung-won Hwang
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026
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Temporal Information Retrieval And Question Answering in the Age of LLMs.
Bhawna Piryani|Avishek Anand|Adam Jatowt
Companion Proceedings of the ACM Web Conference 2026, WWW Companion 2026, Dubai, United Arab Emirates, 29 June 2026 - 3 July 2026

2025

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Report on the Workshop on Explainability in Information Retrieval (WExIR) at SIGIR 2025.
Maria Heuss|Catherine Chen|Avishek Anand|Carsten Eickhoff|Suzan Verberne
SIGIR Forum 2025 Volume 59 Issue 2
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Recommender Systems for Sustainable Development through Responsible Nudging.
Mehrdad Rostami|Alexander Felfernig|Wolfgang Wörndl|Mourad Oussalah|Avishek Anand|Mahdi Jalili|Ashmi Banerjee
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Overview of the CLEF-2025 CheckThat! Lab Task 3 on Fact-Checking Numerical Claims.
Venktesh V|Vinay Setty|Avishek Anand|Boushra Bendou|Maram Hasanain|Houda Bouamor|Gabriel Iturra-Bocaz|Petra Galuscáková|Firoj Alam
Working Notes of the Conference and Labs of the Evaluation Forum, CLEF 2025, Madrid, Spain, 9-12 September 2025.
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Guiding Retrieval Using LLM-Based Listwise Rankers.
Mandeep Rathee|Dagan Feng|Weidong Cai|Sean MacAvaney|Avishek Anand|Mandeep Rathee|Dagan Feng|Weidong Cai|Sean MacAvaney
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part I
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FlashCheck: Exploration of Efficient Evidence Retrieval for Fast Fact-Checking.
Kevin Nanhekhan|Venktesh V|Erik Martin|Henrik Vatndal|Vinay Setty|Avishek Anand
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part IV
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Explainable Information Retrieval.
Avishek Anand|Sourav Saha|Venktesh V
Advances in Information Retrieval - 47th European Conference on Information Retrieval, ECIR 2025, Lucca, Italy, April 6-10, 2025, Proceedings, Part V
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Evaluating List Construction and Temporal Understanding capabilities of Large Language Models.
Alexandru Dumitru|Venktesh V|Adam Jatowt|Avishek Anand
Proceedings of the 2025 International ACM SIGIR Conference on Innovative Concepts and Theories in Information Retrieval, ICTIR 2025, Padua, Italy, 18 July 2025
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Correctness is not Faithfulness in Retrieval Augmented Generation Attributions.
Jonas Wallat|Maria Heuss|Maarten de Rijke|Avishek Anand
Proceedings of the 2025 International ACM SIGIR Conference on Innovative Concepts and Theories in Information Retrieval, ICTIR 2025, Padua, Italy, 18 July 2025
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ir_explain: A Python Library of Explainable IR Methods.
Sourav Saha|Harsh Agarwal|Venktesh V|Avishek Anand|Swastik Mohanty|Debapriyo Majumdar|Mandar Mitra
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Workshop on Explainability in Information Retrieval.
Maria Heuss|Catherine Chen|Avishek Anand|Carsten Eickhoff|Suzan Verberne
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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RankingSHAP - Faithful Listwise Feature Attribution Explanations for Ranking Models.
Weimao Ke|Maria Heuss|Maarten de Rijke|Weimao Ke|Javed Mostafa|Avishek Anand|Maarten de Rijke|Avishek Anand|Javed Mostafa
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Breaking the Lens of the Telescope: Online Relevance Estimation over Large Retrieval Sets.
Mandeep Rathee|Venktesh V|Sean MacAvaney|Avishek Anand
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Quam: Adaptive Retrieval through Query Affinity Modelling.
Mandeep Rathee|Sean MacAvaney|Avishek Anand
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025

2024

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Data Augmentation for Sample Efficient and Robust Document Ranking.
Abhijit Anand|Jurek Leonhardt|Jaspreet Singh|Koustav Rudra|Avishek Anand
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 5
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Efficient Neural Ranking Using Forward Indexes and Lightweight Encoders.
Jurek Leonhardt|Henrik Müller|Koustav Rudra|Megha Khosla|Abhijit Anand|Avishek Anand
ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 5
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Understanding the User: An Intent-Based Ranking Dataset.
Abhijit Anand|Jurek Leonhardt|Venktesh V|Avishek Anand
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Causal Probing for Dual Encoders.
Jonas Wallat|Hauke Hinrichs|Avishek Anand
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Is Interpretable Machine Learning Effective at Feature Selection for Neural Learning-to-Rank?
Lijun Lyu|Nirmal Roy|Harrie Oosterhuis|Avishek Anand
Advances in Information Retrieval - 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, March 24-28, 2024, Proceedings, Part IV
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The Surprising Effectiveness of Rankers trained on Expanded Queries.
Abhijit Anand|Venktesh V|Vinay Setty|Avishek Anand
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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QuanTemp: A real-world open-domain benchmark for fact-checking numerical claims.
Venktesh V|Abhijit Anand|Avishek Anand|Vinay Setty
Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2024, Washington DC, USA, July 14-18, 2024
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Temporal Blind Spots in Large Language Models.
Jonas Wallat|Adam Jatowt|Avishek Anand
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024

2023

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An in-depth analysis of passage-level label transfer for contextual document ranking.
Koustav Rudra|Zeon Trevor Fernando|Avishek Anand
Discover Computing 2023 Volume 26 Issue 1
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Report on the 21st Dutch-Belgian Information Retrieval Workshop (DIR 2023).
Avishek Anand|Maria Soledad Pera|Maria Heuss|Venktesh V|Matteo Corsi
SIGIR Forum 2023 Volume 57 Issue 2
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Extractive Explanations for Interpretable Text Ranking.
Jurek Leonhardt|Koustav Rudra|Avishek Anand
ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 4
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Listwise Explanations for Ranking Models Using Multiple Explainers.
Lijun Lyu|Avishek Anand
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part I
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Probing BERT for Ranking Abilities.
Jonas Wallat|Fabian Beringer|Abhijit Anand|Avishek Anand
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part II
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Explainability of Text Processing and Retrieval Methods.
Avishek Anand|Sourav Saha|Procheta Sen|Mandar Mitra
Proceedings of the 15th Annual Meeting of the Forum for Information Retrieval Evaluation, FIRE 2023, Panjim, India, December 15-18, 2023
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Explainable Information Retrieval.
Avishek Anand|Procheta Sen|Sourav Saha|Manisha Verma|Mandar Mitra
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023

2022

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Supervised Contrastive Learning Approach for Contextual Ranking.
Abhijit Anand|Jurek Leonhardt|Koustav Rudra|Avishek Anand
ICTIR '22: The 2022 ACM SIGIR International Conference on the Theory of Information Retrieval, Madrid, Spain, July 11 - 12, 2022
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BERT Rankers are Brittle: A Study using Adversarial Document Perturbations.
Yumeng Wang|Lijun Lyu|Avishek Anand
ICTIR '22: The 2022 ACM SIGIR International Conference on the Theory of Information Retrieval, Madrid, Spain, July 11 - 12, 2022
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SparCAssist: A Model Risk Assessment Assistant Based on Sparse Generated Counterfactuals.
Zijian Zhang|Vinay Setty|Avishek Anand
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022
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Efficient Neural Ranking using Forward Indexes.
Jurek Leonhardt|Koustav Rudra|Megha Khosla|Abhijit Anand|Avishek Anand
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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FaxPlainAC: A Fact-Checking Tool Based on EXPLAINable Models with HumAn Correction in the Loop.
Zijian Zhang|Koustav Rudra|Avishek Anand
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
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Extracting per Query Valid Explanations for Blackbox Learning-to-Rank Models.
Jaspreet Singh|Megha Khosla|Zhenye Wang|Avishek Anand
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021
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Towards Axiomatic Explanations for Neural Ranking Models.
Michael Völske|Alexander Bondarenko|Maik Fröbe|Benno Stein|Jaspreet Singh|Matthias Hagen|Avishek Anand
ICTIR '21: The 2021 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Canada, July 11, 2021
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L3S at the TREC 2021 Deep Learning Track.
Jurek Leonhardt|Avishek Anand|Koustav Rudra
Proceedings of the Thirtieth Text REtrieval Conference, TREC 2021, online, November 15-19, 2021
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Explain and Predict, and then Predict Again.
Zijian Zhang|Koustav Rudra|Avishek Anand
WSDM '21, The Fourteenth ACM International Conference on Web Search and Data Mining, Virtual Event, Israel, March 8-12, 2021

2020

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Dagstuhl seminar 19461 on conversational search: seminar goals and working group outcomes.
Avishek Anand|Lawrence Cavedon|Matthias Hagen|Hideo Joho|Mark Sanderson|Benno Stein
SIGIR Forum 2020 Volume 54 Issue 1
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Characterization and classification of semantic image-text relations.
Christian Otto|Matthias Springstein|Avishek Anand|Ralph Ewerth
International Journal of Multimedia Information Retrieval (IJMIR) 2020 Volume 9 Issue 1
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Distant Supervision in BERT-based Adhoc Document Retrieval.
Koustav Rudra|Avishek Anand
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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Question Answering over Curated and Open Web Sources.
Rishiraj Saha Roy|Avishek Anand
ICTIR '20: The 2020 ACM SIGIR International Conference on the Theory of Information Retrieval, Virtual Event, Norway, September 14-17, 2020
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Question Answering over Curated and Open Web Sources.
Rishiraj Saha Roy|Avishek Anand
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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Boilerplate Removal using a Neural Sequence Labeling Model.
Jurek Leonhardt|Avishek Anand|Megha Khosla
Companion of The 2020 Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

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Clarifying False Memories in Voice-based Search.
Johannes Kiesel|Arefeh Bahrami|Benno Stein|Avishek Anand|Matthias Hagen
Proceedings of the 2019 Conference on Human Information Interaction and Retrieval, CHIIR 2019, Glasgow, Scotland, UK, March 10-14, 2019
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Understanding, Categorizing and Predicting Semantic Image-Text Relations.
Christian Otto|Matthias Springstein|Avishek Anand|Ralph Ewerth
Proceedings of the 2019 on International Conference on Multimedia Retrieval, ICMR 2019, Ottawa, ON, Canada, June 10-13, 2019.
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A study on the Interpretability of Neural Retrieval Models using DeepSHAP.
Zeon Trevor Fernando|Jaspreet Singh|Avishek Anand
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.
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Asynchronous Training of Word Embeddings for Large Text Corpora.
Avishek Anand|Megha Khosla|Jaspreet Singh|Jan-Hendrik Zab|Zijian Zhang
Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019
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EXS: Explainable Search Using Local Model Agnostic Interpretability.
Jaspreet Singh|Avishek Anand
Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019
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TableNet: An Approach for Determining Fine-grained Relations for Wikipedia Tables.
Besnik Fetahu|Avishek Anand|Maria Koutraki
The World Wide Web Conference, WWW 2019, San Francisco, CA, USA, May 13-17, 2019

2018

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Toward Voice Query Clarification.
Johannes Kiesel|Arefeh Bahrami|Benno Stein|Avishek Anand|Matthias Hagen
The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018
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User Fairness in Recommender Systems.
Jurek Leonhardt|Avishek Anand|Megha Khosla
Companion Proceedings of the The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018

2017

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Designing Search Tasks for Archive Search.
Jaspreet Singh|Avishek Anand
Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, CHIIR 2017, Oslo, Norway, March 7-11, 2017
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BioNex: A System For Biomedical News Event Exploration.
Patrick Ernst|Arunav Mishra|Avishek Anand|Vinay Setty
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017
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Modeling Event Importance for Ranking Daily News Events.
Vinay Setty|Abhijit Anand|Arunav Mishra|Avishek Anand
Proceedings of the Tenth ACM International Conference on Web Search and Data Mining, WSDM 2017, Cambridge, United Kingdom, February 6-10, 2017

2016

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History by Diversity: Helping Historians search News Archives.
Jaspreet Singh|Wolfgang Nejdl|Avishek Anand
Proceedings of the 2016 ACM Conference on Human Information Interaction and Retrieval, CHIIR 2016, Carrboro, North Carolina, USA, March 13-17, 2016
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Finding News Citations for Wikipedia.
Besnik Fetahu|Katja Markert|Wolfgang Nejdl|Avishek Anand
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016
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Discovering Entities with Just a Little Help from You.
Jaspreet Singh|Johannes Hoffart|Avishek Anand
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016
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L3S at the NTCIR-12 Temporal Information Access (Temporalia-2) Task.
Zeon Trevor Fernando|Jaspreet Singh|Avishek Anand
Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016
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On the Applicability of Delicious for Temporal Search on Web Archives.
Helge Holzmann|Wolfgang Nejdl|Avishek Anand
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
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Temporal Information Retrieval.
Nattiya Kanhabua|Avishek Anand
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
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Expedition: A Time-Aware Exploratory Search System Designed for Scholars.
Jaspreet Singh|Wolfgang Nejdl|Avishek Anand
Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, SIGIR 2016, Pisa, Italy, July 17-21, 2016
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The Knowledge Awakens: Keeping Knowledge Bases Fresh with Emerging Entities.
Johannes Hoffart|Dragan Milchevski|Gerhard Weikum|Avishek Anand|Jaspreet Singh
Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume
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Tempas: Temporal Archive Search Based on Tags.
Helge Holzmann|Avishek Anand
Proceedings of the 25th International Conference on World Wide Web, WWW 2016, Montreal, Canada, April 11-15, 2016, Companion Volume

2015

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Automated News Suggestions for Populating Wikipedia Entity Pages.
Besnik Fetahu|Katja Markert|Avishek Anand
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015
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Balancing Novelty and Salience: Adaptive Learning to Rank Entities for Timeline Summarization of High-impact Events.
Tuan Tran|Claudia Niederée|Nattiya Kanhabua|Ujwal Gadiraju|Avishek Anand
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015

2014

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Phrase Query Optimization on Inverted Indexes.
Avishek Anand|Ida Mele|Srikanta J. Bedathur|Klaus Berberich
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014

2012

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Index maintenance for time-travel text search.
Avishek Anand|Srikanta J. Bedathur|Klaus Berberich|Ralf Schenkel
The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012

2011

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Temporal index sharding for space-time efficiency in archive search.
Avishek Anand|Raffaele Perego|Srikanta J. Bedathur|Martin Rajman|Klaus Berberich|Etienne Rivière|Ralf Schenkel|Avishek Anand|Raffaele Perego|Srikanta J. Bedathur|Martin Rajman|Klaus Berberich|Etienne Rivière
Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

2010

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Efficient temporal keyword search over versioned text.
Avishek Anand|Srikanta J. Bedathur|Klaus Berberich|Ralf Schenkel
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010