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updated 1 month ago

Bradley local image thresholding by Jan Motl

Jan Motl (view profile)

A fast an well performing local image thresholding method. (binarization, local thresholding, image processing)

averagefilter(image, varargin)

bradley(image, varargin)

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updated 7 months ago

Rotate an image around a point by Jan Motl

Jan Motl (view profile)

Performs rotation of an image around any point inside of the image. (image processing, rotation, image)

output=rotateAround(image, pointY, pointX, angle, varargin)

rotateAround_test.m

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updated 7 months ago

Bernsen local image thresholding by Jan Motl

Jan Motl (view profile)

Implementation of Bernsen's thresholding method. (image processing, local thresholding, binarization)

bernsen(image, varargin)

image=averagefilter(image, varargin)

maxfilt2(X,varargin)

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updated 1 year ago

Remove ghosts from binarized images by Jan Motl

Jan Motl (view profile)

This method removes speckles in the binarized images. (binarization, thresholding, image processing)

averagefilter(image, varargin)

bradley(image, varargin)

deghost.m

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updated almost 2 years ago

Nick local image thresholding by Jan Motl

Jan Motl (view profile)

Nick's binarization performs local image thresholding. (binarization, local thresholding, image processing)

averagefilter(image, varargin)

output=nick(image, varargin)

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updated almost 2 years ago

Wolf local image thresholding by Jan Motl

Jan Motl (view profile)

Wolf's binarization performs local image thresholding. (binarization, local thresholding, image processing)

averagefilter(image, varargin)

output=wolf(image, varargin)

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updated 2 years ago

Meanthresh local image thresholding by Jan Motl

Jan Motl (view profile)

Meanthresh performs a simple local image thresholding. (binarization, local thresholding, image processing)

averagefilter(image, varargin)

meanthresh(image, varargin)

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updated 2 years ago

Average Filter by Jan Motl

Jan Motl (view profile)

Average filter performs image smoothing with integral image method. (image, smoothing, image processing)

averagefilter(image, varargin)

averagefilterTest.m

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updated 2 years ago

Feng local image thresholding by Jan Motl

Jan Motl (view profile)

Feng binarization method is well suited for ill illuminated or stained documents. (binarization, thresholding, local)

averagefilter(image, varargin)

maxfilt2(X,varargin)

minfilt2(X,varargin)

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updated 2 years ago

Standard deviation filter by Jan Motl

Jan Motl (view profile)

Standard deviation filter for images based on integral images. (standard deviation, variance, image processing)

image=averagefilter(image, varargin)

stdfilter(image, varargin)

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updated 2 years ago

Niblack local thresholding by Jan Motl

Jan Motl (view profile)

A traditional local image thresholding. (binarization, local thresholding, niblack)

image=averagefilter(image, varargin)

niblack(image, varargin)

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updated 2 years ago

Sauvola local image thresholding by Jan Motl

Jan Motl (view profile)

Sauvola binarization method is well suited for ill illuminated or stained documents. (image processing, thresholding, binarization)

image=averagefilter(image, varargin)

output=sauvola(image, varargin)

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updated 2 years ago

Straighten image by Jan Motl

Jan Motl (view profile)

The function finds the document orientation. (image, horizon, tilted)

horizon(image, varargin)

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updated 2 years ago

Magic kernel resizing by Jan Motl

Jan Motl (view profile)

The “magic kernel” is a method of resampling images that gives clear results free of artifacts. (image processing, shrinking, enlarging)

output=magickernel(image, varargin)

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updated 2 years ago

Nadaraya-Watson smoothing by Jan Motl

Jan Motl (view profile)

A non-parametrical regression (smoothing) tool using Gaussian kernel. (regression, smoothing, smooth)

[smoothed score h]=smoothing(ydata,varargin)

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updated 2 years ago

Sobel filter of predefined size by Jan Motl

Jan Motl (view profile)

The function returns Sobel filter of predefined size. (image processing, edge, sobel)

sobelkernel(size, varargin)

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