An Adaptive Joint Sparsity Recovery for Compressive Sensing Based EEG System

Algorithm 2

Dynamic selection subspace pursuit (DSSP) algorithm.

 Input:

 : measurement vector

 : sensing matrix

 : stopping criterion

 : Energy parameter,

current iteration

Procedure: While 

and  

(1)

(2) Calculate the signal proxy

(3) Calculate the energy of the signal proxy

(4) Sort in an ascending order

(5) = minimum indices corresponding to the largest

absolute that satisfies

(6)

(7)

(8)

Output:

: reconstructed EEG signal that satisfies

and