Search Results for author: Hongyu Wu

Found 3 papers, 0 papers with code

Credit Information in Earnings Calls

no code implementations24 Sep 2022 Harry Mamaysky, Yiwen Shen, Hongyu Wu

We develop a novel technique to extract credit-relevant information from the text of quarterly earnings calls.

A Data-Driven Machine Learning Approach for Consumer Modeling with Load Disaggregation

no code implementations4 Nov 2020 A. Khaled Zarabie, Sanjoy Das, Hongyu Wu

In the first stage, disaggregation of the load into fixed and shiftable components is accomplished by means of a hybrid algorithm consisting of non-negative matrix factorization (NMF) and Gaussian mixture models (GMM), with the latter trained by an expectation-maximization (EM) algorithm.

BIG-bench Machine Learning energy trading +2

Robust Matrix Completion State Estimation in Distribution Systems

no code implementations6 Feb 2019 Bo Liu, Hongyu Wu, Yingchen Zhang, Rui Yang, Andrey Bernstein

It can estimate the system state in a low-observability system and has robust estimates without the bad data detection process in the face of multiple bad data.

Matrix Completion

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