activity
20172022
most citedCo-BERT: A Context-Aware BERT Retrieval Model Incorporating Local and Query-specific Context

9 citations · 27 across the 7 of their papers we have counts for

collaborators
Showing cs.IRShow all

10 papers · 1 filter

cs.IR20225 cited

RankT5: Fine-Tuning T5 for Text Ranking with Ranking Losses

Honglei Zhuang, Zhen Qin, Rolf Jagerman +6

Recently, substantial progress has been made in text ranking based on pretrained language models such as BERT. However, there are limited studies on how to leverage more powerful s…

cs.IR20221 cited

Retrieval Augmentation for T5 Re-ranker using External Sources

Kai Hui, Tao Chen, Zhen Qin +4

Retrieval augmentation has shown promising improvements in different tasks. However, whether such augmentation can assist a large language model based re-ranker remains unclear. We…

cs.IR2021

Transitivity, Time Consumption, and Quality of Preference Judgments in Crowdsourcing

Kai Hui, Klaus Berberich

Preference judgments have been demonstrated as a better alternative to graded judgments to assess the relevance of documents relative to queries. Existing work has verified transit…

cs.IR20219 cited

Co-BERT: A Context-Aware BERT Retrieval Model Incorporating Local and Query-specific Context

Xiaoyang Chen, Kai Hui, Ben He +3

BERT-based text ranking models have dramatically advanced the state-of-the-art in ad-hoc retrieval, wherein most models tend to consider individual query-document pairs independent…

cs.IR2020

BERT-QE: Contextualized Query Expansion for Document Re-ranking

Zhi Zheng, Kai Hui, Ben He +3

Query expansion aims to mitigate the mismatch between the language used in a query and in a document. However, query expansion methods can suffer from introducing non-relevant info…

cs.IR2018

Overcoming low-utility facets for complex answer retrieval

Sean MacAvaney, Andrew Yates, Arman Cohan +4

Many questions cannot be answered simply; their answers must include numerous nuanced details and additional context. Complex Answer Retrieval (CAR) is the retrieval of answers to…