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NeuralNet >> Utilities_Functions > ann_imgcrop

ann_imgcrop

Image pre-processing function to remove white spaces on all sides of images

Calling Sequence

bw2 = ann_imgcrop(bw)

Parameters

bw :

Sub-image with white spaces

bw2 :

Output sub-images without white spaces

Description

This function would remove the white spaces on all sides of an image, to product better features extraction for neural network

Examples

I = imread(ann_getToolboxPath()+'demos\handwritting.bmp');
imshow(I);
img = ann_imgpreprocess(I);
figure();
imshow(img(2).entries);
img2 = ann_imgcrop(img(2).entries);
figure();
imshow(img2);

See also

Authors


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