Xiaojie Yuan

Taxonomy Completion aims to automatically integrate new concepts into existing hierarchies. However, existing text-only methods suffer from a ”Sensory Gap”: they struggle to differentiate ambiguous definitions (e.g., Latte vs. Cappuccino) and miss visual grouping signals. Consequently, they often...

The integration of Large Language Models (LLMs) into recommender systems has introduced a powerful paradigm for personalized recommedation. However, due to biases stemming from sensitive user attributes (e.g., gender, age), LLMs may generate discriminatory and unfair recommendations, even for use...