show_cifar10_data.m

clear;
clc;
close all;
strings = {
 'airplane'
 'automobile'
 'bird'
 'cat'
 'deer'
 'dog'
 'frog'
 'horse'
 'ship'
 'truck'
};

image_file_name = 'data_batch_1.bin';
fid1 = fopen(image_file_name, 'rb');
images_data = fread(fid1, 'uint8');
fclose(fid1);

images_data = reshape(images_data, 3073, [])';
image_idx = images_data(:,1);

for k = 1 : 100: size(images_data,1)
   figure(100);
   for t = 1:100
      image_r = reshape(images_data(k+t-1,2:1025), 32, [])';
      image_g = reshape(images_data(k+t-1,1026:2049), 32, [])';
      image_b = reshape(images_data(k+t-1,2050:3073), 32, [])';
      image_buffer = cat(3, image_r, image_g, image_b);
      subplot(10, 10, t);
      imshow(uint8(image_buffer));
      title(strings{image_idx(k+t-1)+1});
      
   end
   input('Press Enter to next picture :');
   pause;
end