Author

Guo-Rui Sheng

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Open access Sep 2026

D-pFoodReQ: Answer-Frequency-Aware Debiasing for Constrained Knowledge-Base Question Answering in Food Recommendation

Food recommendation systems must satisfy dietary preferences and nutritional, health, and ingredient constraints. In constrained food knowledge-base question answering, unequal positive training-answer frequency may influence ranking without necessarily reflecting query–recipe fit. We develop D-pFoodReQ by replacing th...

Zhi-Fang Liu, Wen-Chao Liu, Guo-Rui Sheng et al. · Foods · 0 citations

Review Open access Sep 2026

Visual Food Object Detection via Open-Vocabulary Learning.

A domain-adaptive open-vocabulary food object detection framework that enables the identification of both existing and previously unseen food categories without category-specific box annotations for new items and provides an assistive localization module for downstream dietary assessment, sorting review, and quality-in...

Shou-Long Liu, Guo-Rui Sheng, Shao-Jie Zhou et al. · Journal of Food Science · 0 citations