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06/29/2023
Exploring the Representation Power of SPLADE Models
The SPLADE (SParse Lexical AnD Expansion) model is a highly effective ap...
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06/29/2023
Beyond CO2 Emissions: The Overlooked Impact of Water Consumption of Information Retrieval Models
As in other fields of artificial intelligence, the information retrieval...
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05/06/2023
Augmenting Passage Representations with Query Generation for Enhanced Cross-Lingual Dense Retrieval
Effective cross-lingual dense retrieval methods that rely on multilingua...
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04/17/2023
Typos-aware Bottlenecked Pre-Training for Robust Dense Retrieval
Current dense retrievers (DRs) are limited in their ability to effective...
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12/21/2022
AgAsk: An Agent to Help Answer Farmer's Questions From Scientific Documents
Decisions in agriculture are increasingly data-driven; however, valuable...
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06/21/2022
Bridging the Gap Between Indexing and Retrieval for Differentiable Search Index with Query Generation
The Differentiable Search Index (DSI) is a new, emerging paradigm for in...
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04/30/2022
To Interpolate or not to Interpolate: PRF, Dense and Sparse Retrievers
Current pre-trained language model approaches to information retrieval c...
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04/01/2022
Implicit Feedback for Dense Passage Retrieval: A Counterfactual Approach
In this paper we study how to effectively exploit implicit feedback in D...
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04/01/2022
CharacterBERT and Self-Teaching for Improving the Robustness of Dense Retrievers on Queries with Typos
Current dense retrievers are not robust to out-of-domain and outlier que...
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02/25/2022
Asyncval: A Toolkit for Asynchronously Validating Dense Retriever Checkpoints during Training
The process of model checkpoint validation refers to the evaluation of t...
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01/05/2022
Reinforcement Online Learning to Rank with Unbiased Reward Shaping
Online learning to rank (OLTR) aims to learn a ranker directly from impl...
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12/13/2021
Improving Query Representations for Dense Retrieval with Pseudo Relevance Feedback: A Reproducibility Study
Pseudo-Relevance Feedback (PRF) utilises the relevance signals from the ...
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08/27/2021
Dealing with Typos for BERT-based Passage Retrieval and Ranking
Passage retrieval and ranking is a key task in open-domain question answ...
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08/25/2021
Pseudo Relevance Feedback with Deep Language Models and Dense Retrievers: Successes and Pitfalls
Pseudo Relevance Feedback (PRF) is known to improve the effectiveness of...
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08/19/2021