Uncovering the underlying physical mechanisms of biological systems via quantification of landscape and flux
Xu Li1, †, , Chu Xiakun1, Yan Zhiqiang1, Zheng Xiliang1, Zhang Kun1, Zhang Feng1, Yan Han1, Wu Wei1, Wang Jin1, 2, ‡,
       

The schematic drawing of the energy landscape of a symmetric neural network.[24]