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cs.IR2026
AdaM-Rec: Adaptive Modality Routing for Multimodal Recommendation
Honghao Fu, Jiacheng Chen, Manxi Lin +7
While recent multimodal recommender systems have demonstrated the effectiveness of incorporating visual and textual information to improve downstream performance, most existing met…
cs.IR2026
ShopX: A Foundation Model for Intent-to-Item Fulfillment in Agentic Shopping
Jiacheng Chen, Tao Zhang, Manxi Lin +26
The wave of AI-native applications is moving shopping beyond page- and feed-based browsing toward intent-driven experiences orchestrated by LLM agents. A common design wraps an LLM…
cs.LG2026
From Baselines to Transport Geodesics: Axiomatic Attribution via Optimal Generative Flows
Cenwei Zhang, Lin Zhu, Manxi Lin +1
Feature attributions often hide a critical modeling choice: they explain a prediction along a counterfactual path from a reference state to an input. Different baselines, interpola…