Yingfei Sun

Towards Robust Dense Retrieval via Local Ranking Alignment

2022

Dense retrieval (DR) has extended the employment of pre-trained language models, like BERT, for text ranking. However, recent studies have raised the robustness issue of DR model against query variations, like query with typos, along …

DLUE: Benchmarking Document Language Understanding

2023 · arXiv (Cornell University)

Understanding documents is central to many real-world tasks but remains a challenging topic. Unfortunately, there is no well-established consensus on how to comprehensively evaluate document understanding abilities, which significantly hinders the fair comparison and measuring …