2 papers
cs.IR2025
An Empirical Study of Position Bias in Modern Information Retrieval
Ziyang Zeng, Dun Zhang, Jiacheng Li +3
This study investigates the position bias in information retrieval, where models tend to overemphasize content at the beginning of passages while neglecting semantically relevant i…
cs.IR2025
Dewey Long Context Embedding Model: A Technical Report
Dun Zhang, Panxiang Zou, Yudong Zhou
This technical report presents the training methodology and evaluation results of the open-source dewey_en_beta embedding model. The increasing demand for retrieval-augmented gener…