Search Results for author: Yongdao Zhou

Found 4 papers, 0 papers with code

An Efficient Quasi-Random Sampling for Copulas

no code implementations8 Mar 2024 Sumin Wang, Chenxian Huang, Yongdao Zhou, Min-Qian Liu

This paper examines an efficient method for quasi-random sampling of copulas in Monte Carlo computations.

Management

Fast Approximation of the Shapley Values Based on Order-of-Addition Experimental Designs

no code implementations16 Sep 2023 Liuqing Yang, Yongdao Zhou, Haoda Fu, Min-Qian Liu, Wei Zheng

Specifically, in a $d$-player coalition game, calculating a Shapley value requires the evaluation of $d!$ or $2^d$ marginal contribution values, depending on whether we are taking the permutation or combination formulation of the Shapley value.

Econometrics Interpretable Machine Learning +1

Towards Long-Tailed Recognition for Graph Classification via Collaborative Experts

no code implementations31 Aug 2023 Siyu Yi, Zhengyang Mao, Wei Ju, Yongdao Zhou, Luchen Liu, Xiao Luo, Ming Zhang

Graph classification, aiming at learning the graph-level representations for effective class assignments, has received outstanding achievements, which heavily relies on high-quality datasets that have balanced class distribution.

Contrastive Learning Graph Classification +2

Model-free Subsampling Method Based on Uniform Designs

no code implementations8 Sep 2022 Mei Zhang, Yongdao Zhou, Zheng Zhou, Aijun Zhang

In order to measure the goodness of representation of a subdata with respect to the original data, we propose a criterion, generalized empirical F-discrepancy (GEFD), and study its theoretical properties in connection with the classical generalized L2-discrepancy in the theory of uniform designs.

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