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cs.IR2025
Reproducibility, Replicability, and Insights into Visual Document Retrieval with Late Interaction
Jingfen Qiao, Jia-Huei Ju, Xinyu Ma +2
Visual Document Retrieval (VDR) is an emerging research area that focuses on encoding and retrieving document images directly, bypassing the dependence on Optical Character Recogni…
cs.IR2025
Leveraging Decoder Architectures for Learned Sparse Retrieval
Jingfen Qiao, Thong Nguyen, Evangelos Kanoulas +1
Learned Sparse Retrieval (LSR) has traditionally focused on small-scale encoder-only transformer architectures. With the advent of large-scale pre-trained language models, their ca…
cs.IR2025
Constructing Set-Compositional and Negated Representations for First-Stage Ranking
Antonios Minas Krasakis, Andrew Yates, Evangelos Kanoulas
Set compositional and negated queries are crucial for expressing complex information needs and enable the discovery of niche items like Books about non-European monarchs. Despite t…