2 papers
cs.IR2026
PASH at TREC 2021 Deep Learning Track: Generative Enhanced Model for Multi-stage Ranking
Yixuan Qiao, Shanshan Zhao, Jun Wang +8
This paper describes the PASH participation in TREC 2021 Deep Learning Track. In the recall stage, we adopt a scheme combining sparse and dense retrieval method. In the multi-stage…
cs.CL2025
A BERT-based Hierarchical Classification Model with Applications in Chinese Commodity Classification
Kun Liu, Tuozhen Liu, Feifei Wang +1
Existing e-commerce platforms heavily rely on manual annotation for product categorization, which is inefficient and inconsistent. These platforms often employ a hierarchical struc…