184. Cross-Entropy Loss

184.1. Cross-Entropy Loss (Log Loss)

Binary and multi-class classification

Log Loss=−1𝑛∑𝑖=1𝑛[𝑦𝑖log(𝑦̂𝑖)+(1−𝑦𝑖)log(1−𝑦̂𝑖)]