Fig. 1 (IMAGE) Science China Press Caption The machine learning results. (a) The scatter plot, and (b) the histogram of errors and the kernel density estimation of the probability density function. Red points and regions correspond to structures with prediction error larger than 2 eV. Credit ©Science China Press Usage Restrictions Use with credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.