Search Results for author: Bei Wu

Found 3 papers, 0 papers with code

Knowledge-augmented Few-shot Visual Relation Detection

no code implementations9 Mar 2023 Tianyu Yu, Yangning Li, Jiaoyan Chen, Yinghui Li, Hai-Tao Zheng, Xi Chen, Qingbin Liu, Wenqiang Liu, Dongxiao Huang, Bei Wu, Yexin Wang

Inspired by this, we devise a knowledge-augmented, few-shot VRD framework leveraging both textual knowledge and visual relation knowledge to improve the generalization ability of few-shot VRD.

Few-Shot Learning Language Modelling +1

Kernel Estimation of Spot Volatility with Microstructure Noise Using Pre-Averaging

no code implementations4 Apr 2020 José E. Figueroa-López, Bei Wu

We prove a Central Limit Theorem for the estimation error with an optimal rate and study the optimal selection of the bandwidth and kernel functions.

Knowledge forest: a novel model to organize knowledge fragments

no code implementations14 Dec 2019 Qinghua Zheng, Jun Liu, Hongwei Zeng, Zhaotong Guo, Bei Wu, Bifan Wei

Facet trees can organize knowledge fragments with facet hyponymy to alleviate information overload.

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