 Usage:  proc(data)=committee(datain,x,y)  
 
 Input:

  x                      n x p x d1 x ... x dn array 
                         
  y                      n x 1 array 
                         
  datain                 for use in ISTA: n x p x d1 x ... x dn array 
                         otherwise: 0 
                         
 Output:

  data                   for use in ISTA: n x p x d1 x ... x dn array 
                         otherwise: 0 
                         
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(C) MD*TECH Method and Data Technologies, 17.8.2000
