An Adaptive Joint Sparsity Recovery for Compressive Sensing Based EEG System

Algorithm 1

Subspace pursuit algorithm.

Input:

: measurement vector

: sensing matrix

: stopping criterion

: sparsity estimate

Initialization:

current iteration

Procedure: While   and 

(1)

(2)

(3) indices corresponding to the largest absolute value of

(4)

(5)

(6)

Output:

: reconstructed EEG signal that satisfies and