2023

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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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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

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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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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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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Question Answering for the Curated Web: Tasks and Methods in QA over Knowledge Bases and Text Collections
Rishiraj Saha Roy | Avishek Anand
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

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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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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

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
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
2020 Volume 9 Issue 1

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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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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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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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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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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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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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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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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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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 of the The Web Conference 2018 on The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018

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

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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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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

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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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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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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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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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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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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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

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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

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

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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

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 | Srikanta J. Bedathur | Klaus Berberich | Ralf Schenkel
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

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