Research Article

Imbalanced Learning Based on Logistic Discrimination

Algorithm 1

ILLD.
Input:
: training data set
: parameter greater than zero
Output:
learned parameters
Process:
(1)randomly initialize ;
(2) (unit matrix);
(3) APM // calculate the gradient of object function by (14)
(4) // update using (15)
(5);
(7)while  
(8) Calculate the gradients of as using (1)
(9) update and using (17);
(10)  update using (16);
(11)    ; // update using (15)
(12)
(13) return