Difference between binary focal loss and sparse categorial focal loss

I am working on epilepsy seizure prediction I have 2 imbalanced classes , class 0 and class 1. I wan to use focal loss to balance my dataset. I used keras in my work. I searched about focal loss and I found 2 types I want to know the difference between binary focal loss and sparse categorial focal loss and what should I choose and suitable for my work ?

https://stackoverflow.com/questions/65864316/difference-between-binary-focal-loss-and-sparse-categorial-focal-loss January 24, 2021 at 04:57AM