Prediction of S-Nitrosylation Modification Sites Based on Kernel Sparse Representation Classification and mRMR Algorithm

Algorithm 1

OMP algorithm.

Input: the matrix , the sparsity , the testing sample

Output: the coefficient vector

(1) initialize residual , ,

(2) normalize columns of the matrix with the norm

(3) while

       //compute the projection

          //update the residual

              //update the loop index

(4)