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cs.IR2026
Is Position Bias in Dense Retrievers Built In-or Learned from Data?
Daegon Yu, SeungYoon Han, Woomyoung Park
Dense retrievers exhibit positional bias, favoring documents whose query-relevant information appears near the beginning and degrading retrieval performance when the information ap…
cs.IR2025
Temporal Information Retrieval via Time-Specifier Model Merging
SeungYoon Han, Taeho Hwang, Sukmin Cho +4
The rapid expansion of digital information and knowledge across structured and unstructured sources has heightened the importance of Information Retrieval (IR). While dense retriev…