conftrace_

contrastive sampling

2 papers

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Co-occurring keywords · papers mentioning both

false negative problem (1) personalized chatbot (1) multi-view alignment (1) subspace alignment (1) dialogue system (1) user representation (1) user profile (1) graph contrastive learning (1) dialogue history (1) recommendation system (1)

Papers

MACRec: A Multi-View Subspace Alignment Framework for Contrastive Sampling Calibration in Recommendation AAAI 2026 MCP: Self-supervised Pre-training for Personalized Chatbots with Multi-level Contrastive Sampling EMNLP 2022