Topology-aware Graph Neural Networks for Learning Feasible and Adaptive ac-OPF Solutions

1 code implementation • 16 May 2022 • Shaohui Liu, Chengyang Wu, Hao Zhu

We develop a new topology-informed graph neural network (GNN) approach for predicting the optimal solutions of real-time ac-OPF problem.

Graph Neural Networks for Learning Real-Time Prices in Electricity Market

1 code implementation • 19 Jun 2021 • Shaohui Liu, Chengyang Wu, Hao Zhu

Solving the optimal power flow (OPF) problem in real-time electricity market improves the efficiency and reliability in the integration of low-carbon energy resources into the power grids.

A Hitchhiker's Guide to Structural Similarity

1 code implementation • 16 Jan 2021 • Abhinau K. Venkataramanan, Chengyang Wu, Alan C. Bovik, Ioannis Katsavounidis, Zafar Shahid

The Structural Similarity (SSIM) Index is a very widely used image/video quality model that continues to play an important role in the perceptual evaluation of compression algorithms, encoding recipes and numerous other image/video processing algorithms.

MS-SSIM SSIM