MATLAB: How to load CASIA Iris Version V1 database images..

loading images

Hello, CASIA Iris Image Database Version 1.0 (CASIA-IrisV1) includes 756 iris images from 108 eyes. For each eye, 7 images are captured in two folders…totally there are 108 folders(eyes) and each folder contains 2 sub-folders by name 1 (right eye) and 2 (left eye)..1st sub-folder contains 3 images and 2nd sub-folder contains 4 images… How can i load all the images from all the folders and sub-folders?

Best Answer

https://www.mathworks.com/help/vision/ref/imageset-class.html

imgSetVector = imageSet(imgFolder,'recursive')

After that you can use https://www.mathworks.com/help/vision/ref/imageset.read.html

Or you could create an imageDatastore, and use it; see for example https://www.mathworks.com/help/matlab/import_export/read-and-analyze-image-files.html

Related Solutions

MATLAB: Get path to all files in a folder of images

% Directory
directory = 'C:\Datasets\nyu\train\';
img_dir = fullfile(directory, 'image_02');
depth_dir = fullfile(directory, 'depth');
image_rgb_info  = dir( fullfile(img_dir, '*.jpg'));
image_rgb_filenames = fullfile(img_dir, {image_rgb_info.name} );
image_depth_info = dir( fullfile(depth_dir, '*.png'));
image_depth_filenames = fullfile(depth_dir, {image_depth_info.name} );

MATLAB: Re-naming Text files in many folders using matlab

projectdir = 'name of main directory goes here';
dinfo = dir(projectdir);
dinfo(~[dinfo.isdir]) = [];   %remove non-folders
dinfo(ismember({dinfo.name}, {'.', '..'}) = [];   %remove . and .. directories
num_subdir = length(dinfo);
for S = 1 : num_subdir
  this_subdir = dinfo(S).name;
    subdinfo = dir( fullfile(projectdir, this_subdir, '*.txt') );
    num_subfile = length(subdinfo);
    for F = 1 : num_subfile
      this_file = subdinfo(F).name;
      old_file = fullfile( projectdir, this_subdir, this_file );
      new_file = fullfile( projectdir, [this_subdir '-' this_file] );
      try
        rename(old_file, new_file);
      catch ME
        fprintf('Failed to rename "%s" to "%s"\n', old_file, new_file );
      end
    end
end

Best Answer

Related Solutions

MATLAB: Get path to all files in a folder of images

MATLAB: Re-naming Text files in many folders using matlab

Related Question