Matlab - Comparar dos matrices, elemento por elemento

clear

a=rand(3)

b=rand(3)

for i=1: 1%size(a,1)

    for j=1:size(a,2)

        [a(i,i) b(i,j)]

        if a(i,i)>b(i,j)

            'mayor'

        elseif a(i,i)==b(i,j)

            'igual'

        elseif a(i,i)<b(i,j)

            'menor'

        end

    end

end

>> comparar

a =

    0.7447    0.1835    0.7802

    0.1890    0.3685    0.0811

    0.6868    0.6256    0.9294

b =

    0.7757    0.4468    0.5108

    0.4868    0.3063    0.8176

    0.4359    0.5085    0.7948

ans =

    0.7447    0.7757

ans =

    'menor'

ans =

    0.7447    0.4468

ans =

    'mayor'

ans =

    0.7447    0.5108

ans =

    'mayor'