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08/21/2023
Contrastive Graph Prompt-tuning for Cross-domain Recommendation
Recommender systems are frequently challenged by the data sparsity probl...
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08/14/2023
gSASRec: Reducing Overconfidence in Sequential Recommendation Trained with Negative Sampling
A large catalogue size is one of the central challenges in training reco...
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08/01/2023
Generative Query Reformulation for Effective Adhoc Search
Performing automatic reformulations of a user's query is a popular parad...
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06/19/2023
Generative Sequential Recommendation with GPTRec
Sequential recommendation is an important recommendation task that aims ...
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01/09/2023
Doc2Query–: When Less is More
Doc2Query – the process of expanding the content of a document before in...
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11/19/2022
Entity-Assisted Language Models for Identifying Check-worthy Sentences
We propose a new uniform framework for text classification and ranking t...
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11/19/2022
Leveraging Users' Social Network Embeddings for Fake News Detection on Twitter
Social networks (SNs) are increasingly important sources of news for man...
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08/18/2022
Adaptive Re-Ranking with a Corpus Graph
Search systems often employ a re-ranking pipeline, wherein documents (or...
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07/15/2022
A Systematic Review and Replicability Study of BERT4Rec for Sequential Recommendation
BERT4Rec is an effective model for sequential recommendation based on th...
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07/06/2022
Effective and Efficient Training for Sequential Recommendation using Recency Sampling
Many modern sequential recommender systems use deep neural networks, whi...
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01/21/2022
Reproducing Personalised Session Search over the AOL Query Log
Despite its troubled past, the AOL Query Log continues to be an importan...
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11/26/2021
Streamlining Evaluation with ir-measures
We present ir-measures, a new tool that makes it convenient to calculate...
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08/25/2021
On Approximate Nearest Neighbour Selection for Multi-Stage Dense Retrieval
Dense retrieval, which describes the use of contextualised language mode...
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08/23/2021
Query Embedding Pruning for Dense Retrieval
Recent advances in dense retrieval techniques have offered the promise o...
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08/13/2021
On Single and Multiple Representations in Dense Passage Retrieval
The advent of contextualised language models has brought gains in search...
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08/09/2021
IntenT5: Search Result Diversification using Causal Language Models
Search result diversification is a beneficial approach to overcome under...
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07/08/2021
Graph Neural Pre-training for Enhancing Recommendations using Side Information
Leveraging the side information associated with entities (i.e. users and...
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06/21/2021
Pseudo-Relevance Feedback for Multiple Representation Dense Retrieval
Pseudo-relevance feedback mechanisms, from Rocchio to the relevance mode...
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04/18/2021
The Simpson's Paradox in the Offline Evaluation of Recommendation Systems
Recommendation systems are often evaluated based on user's interactions ...
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02/05/2021
Leveraging Review Properties for Effective Recommendation
Many state-of-the-art recommendation systems leverage explicit item revi...
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08/14/2020
Negative Confidence-Aware Weakly Supervised Binary Classification for Effective Review Helpfulness Classification
The incompleteness of positive labels and the presence of many unlabelle...
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07/28/2020
Declarative Experimentation in Information Retrieval using PyTerrier
The advent of deep machine learning platforms such as Tensorflow and Pyt...
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07/26/2020
Exploring Data Splitting Strategies for the Evaluation of Recommendation Models
Effective methodologies for evaluating recommender systems are critical,...
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07/15/2020
Deep Reinforced Query Reformulation for Information Retrieval
Query reformulations have long been a key mechanism to alleviate the voc...
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03/18/2020
Supporting Interoperability Between Open-Source Search Engines with the Common Index File Format
There exists a natural tension between encouraging a diverse ecosystem o...
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09/17/2019
Variational Bayesian Context-aware Representation for Grocery Recommendation
Grocery recommendation is an important recommendation use-case, which ai...
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07/05/2019
The FACTS of Technology-Assisted Sensitivity Review
At least ninety countries implement Freedom of Information laws that sta...
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06/22/2016