Matlab - Generando nueva columna en función de los valores de otra

clear all

syms a b c d e f g h j k l m n o p q

m1 =[a,b,c,d,  e, f,g, h, j, k, l, m, n, o, p, q;

     4,3,7,12,56,74,45,45,23,90,19,67,44,66,88,44]

m2 =[b,c,b,b,a,c,g,k,f,h,a,q,m,f,j,o; NaN,NaN,NaN NaN,NaN,NaN, NaN,NaN,NaN NaN NaN,NaN, NaN,NaN,NaN NaN ]

 for i=1:size(m2,2)

 [rows,cols] = find(m2(1,i)==m1(1,:));

 [rows1,cols1] = find(m2(1,i)==m2(1,:));

 m2(rows1+1,cols1)=  m1(rows+1,cols);

 end

  m2

>> generando_columnas

m1 =

[ a, b, c,  d,  e,  f,  g,  h,  j,  k,  l,  m,  n,  o,  p,  q]

[ 4, 3, 7, 12, 56, 74, 45, 45, 23, 90, 19, 67, 44, 66, 88, 44]

m2 =

[   b,   c,   b,   b,   a,   c,   g,   k,   f,   h,   a,   q,   m,   f,   j,   o]

[ NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN, NaN]

m2 =

[ b, c, b, b, a, c,  g,  k,  f,  h, a,  q,  m,  f,  j,  o]

[ 3, 7, 3, 3, 4, 7, 45, 90, 74, 45, 4, 44, 67, 74, 23, 66]