filt_get_rand.m

Standard model object recognition matlab code

function f = filt_get_rand (f, sizes, shift, num_aff, tag)

% FUNCTION f = filt_get_rand (f, sizes, shift, num_aff, tag)
% 
% Compute random filters.

f_i1 = zeros(num_aff+1, sizes(4));
f_i2 = ones (num_aff+1, sizes(4));
f_i3 = ones (num_aff+1, sizes(4));

f_i1(1:num_aff,:) = ceil(rand(num_aff, sizes(4))*sizes(1));
f_i2(1:num_aff,:) = ceil(rand(num_aff, sizes(4))*sizes(2));
f_i3(1:num_aff,:) = ceil(rand(num_aff, sizes(4))*sizes(3));

f_value = rand(num_aff, sizes(4));

f = setfield(f, ['f1_' tag], f_value);
f = setfield(f, ['f2_' tag], f_value);
f = setfield(f, ['i1_' tag], f_i1);
f = setfield(f, ['i2_' tag], f_i2);
f = setfield(f, ['i3_' tag], f_i3);
f = setfield(f, ['size_' tag], sizes);
f = setfield(f, ['shift_' tag], shift);