Incorporation of density scaling constraint in density functional design via contrastive representation learning

Digital Discovery, 2023, 2,1404-1413
DOI: 10.1039/D3DD00114H, Paper
Open Access Open Access
Weiyi Gong, Tao Sun, Hexin Bai, Shah Tanvir ur Rahman Chowdhury, Peng Chu, Anoj Aryal, Jie Yu, Haibin Ling, John P. Perdew, Qimin Yan
We demonstrate that contrastive representation learning is a computationally efficient and flexible method to incorporate physical constraints, especially those defined by equalities, in machine-learning-based density functional design.
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