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Junping Liu

3 accepted papers

2026

MACRec: A Multi-View Subspace Alignment Framework for Contrastive Sampling Calibration in Recommendation

AAAI 2026technical

Graph Contrastive Learning (GCL) has proven effective in mitigating data sparsity and enhancing representation learning for recommendation. Yet, most GCL frameworks indiscriminately treat all non-anchor nodes as negatives during contrastive sampling, often leading to the false negative problem where

Cited by 0SourcePDFScholar
2025

Importance-Awareness Masking Network for Robust Document Retrieval

ICASSP 2025accepted

In this paper, we introduce the IMPortance-awaReness maskIng NeTwork (IMPRINT), a novel approach to enhance the robustness of document retrieval systems against query variations, particularly those containing misspellings. Unlike previous models that treat all query components (words/features) equal…

Cited by 0SourceScholar
2021

DP-VTON: Toward Detail-Preserving Image-Based Virtual Try-on Network

ICASSP 2021accepted

Image-based virtual try-on systems with the goal of transferring a target clothing item onto the corresponding region of a person have received great attention recently. However, it is still a challenge for the existing methods to generate photo-realistic try-on images while preserving non-target de…

Cited by 0SourceScholar