# Hist2 for the people in matlab

The following Matlab project contains the source code and Matlab examples used for hist2 for the people. 2D histogram: Extract the number of joint events - (x,y) data value pairs that fall in each bin of the grid defined by xedges and yedges.

# Smooth histograms for sparse sampled signals and images, using low-frequency assumption. in matlab

The following Matlab project contains the source code and Matlab examples used for smooth histograms for sparse sampled signals and images, using low-frequency assumption. . This Function HistConnect will make a smooth histogram for a signal or image consisting of a few samples.

# N d histogram in matlab

The following Matlab project contains the source code and Matlab examples used for n d histogram.  HISTCND Histogram count for n dimensional data.

# N dimensional histogram in matlab

The following Matlab project contains the source code and Matlab examples used for n dimensional histogram. Like histc but for n-dimension.

# Histogram distances in matlab

The following Matlab project contains the source code and Matlab examples used for histogram distances. This package provides implementations of several commonly used histogram distances: - Kullback-Leibler Divergence - Jenson-Shannon Divergence - Jeffrey Divergence - Chi-Square - Kolmogorov-Smirnov - (Histogram) Intersection - (Histogram) Match - Quadratic form The package comes with an example of color image matching (although this might not be the best application idea, imho; anyway, it showcases the code).

# Operates on two images (grayscale, binary, or color), returning a histogram-matched version in matlab

The following Matlab project contains the source code and Matlab examples used for operates on two images (grayscale, binary, or color), returning a histogram-matched version .  [imOut, hist] = matchHistograms(img1,img2,nbins) Matches the histogram of image1 to that of image 2, using the user-specified number of bins.

# Center symmetric local binary patterns (cslbp) in matlab

The following Matlab project contains the source code and Matlab examples used for center symmetric local binary patterns (cslbp). This computes the Histogram of CSLBP operator, which is an extension of LBP. Using CSLBP is really efficient for illumination and blur type of image transformation.

# Histograms of oriented gradients in matlab

The following Matlab project contains the source code and Matlab examples used for histograms of oriented gradients. A mex function for calculating histograms of (oriented) gradients as described in the paper "Histograms of Oriented Gradients for Human Detection": http://lear.

# Principal component spectral analysis in matlab

The following Matlab project contains the source code and Matlab examples used for principal component spectral analysis. PCSA is a frequency domain analysis technique that can be used to transform PSDs (as those in a spectrogram) to the form of a two-dimensional histogram with frequency-magnitude bins.

# 2d weighted histogram in matlab

The following Matlab project contains the source code and Matlab examples used for 2d weighted histogram. This function calculates a 2D, weighted histogram from: (1) an Nx2 matrix of 2D data points (2) an Nx1 vector of weights (3) M_1x1 and M_2x1 grid vectors There is an option to plot the histogram in color using the "bar3c" function (included).

# Automatically analyse tem images providing histograms of length, width & aspect ratio of rod objects in matlab

The following Matlab project contains the source code and Matlab examples used for automatically analyse tem images providing histograms of length, width & aspect ratio of rod objects . Autoscaleit has been written by David Harris-Birtill.

# Pgfhist2d in matlab

The following Matlab project contains the source code and Matlab examples used for pgfhist2d. PGFHIST2D(X, Y, W) will save a PNG file representing the 2D histogram created from data points specified by X and Y with weights specified by W.

# Image processing in matlab

The following Matlab project contains the source code and Matlab examples used for image processing. histogram plot, equalization, negation, slicing, thresholding

# Automatic choice of bin number in regular histogram construction in matlab

The following Matlab project contains the source code and Matlab examples used for automatic choice of bin number in regular histogram construction . Choose automatically the number of bin of a regular histogram using penalized likelihood procedure following paper of Birgé-Rozenholc in ESAIM P&S (2006), 10, pp.24-45 "How many bins should be put in a regular histogram?"

# Efficient 2d histogram, no toolboxes needed in matlab

The following Matlab project contains the source code and Matlab examples used for efficient 2d histogram, no toolboxes needed. Displays a 2d histogram for your data, it will set the bins appropriately NDHIST(x,y); where x and y are equal length vectors.

# Plot and compare histograms; pretty by default in matlab

The following Matlab project contains the source code and Matlab examples used for plot and compare histograms; pretty by default. Summary of what function does:  1) Automatically sets the number and range of the bins to be appropriate for the data.

# Fast 2d histogram calculation in matlab

The following Matlab project contains the source code and Matlab examples used for fast 2d histogram calculation. Hist2D performs a fast calculation of 2D histograms.

# 2d histogram matrix in matlab

The following Matlab project contains the source code and Matlab examples used for 2d histogram matrix. function mHist = hist2d ([vY, vX], vYEdge, vXEdge) 2 Dimensional Histogram Counts number of points in the bins defined by vYEdge, vXEdge.

# Generate weighted histogram in matlab

The following Matlab project contains the source code and Matlab examples used for generate weighted histogram. histwc is a utility to construct weighted histogram.

# Removal of unevenness of a histogram in matlab

The following Matlab project contains the source code and Matlab examples used for removal of unevenness of a histogram. While working with a histogram we may need to detect a peak or crest of the histogram.

# Mean,std,energy of image,cumulative gray level distrubition,mode of image, entropy, histogram modifi in matlab

The following Matlab project contains the source code and Matlab examples used for mean,std,energy of image,cumulative gray level distrubition,mode of image, entropy, histogram modifi. this script was written by Sertan Erkanli end Cenk YAMAN from Old Dominion University. this script were used only matlab imread command , all of command scipt was written with basic matlab. We think that everybody find interesting and helpfull.

# Custom shaped histogram in matlab

The following Matlab project contains the source code and Matlab examples used for custom shaped histogram. This script transforms an image such that the object in the "foreground" of the image now becomes the histogram of the transformed image.

# Joint histogram in matlab

The following Matlab project contains the source code and Matlab examples used for joint histogram. That's just a histogram for two images. To get the joint histogram, you need a histogram that's a 2D array.

# Contrast enhancement utilities (image equalization, pdf, cdf) in matlab

The following Matlab project contains the source code and Matlab examples used for contrast enhancement utilities (image equalization, pdf, cdf). Several functions are provided for Histogram Processing. They include: PDF, CDF, and Histogram Equalization. For further details, please refer to: "Gonzales & Woods, DIP, 2nd. ed."

# Histogram equilization in matlab

The following Matlab project contains the source code and Matlab examples used for histogram equilization. The code computes the probabilities per pixel and further spreads them over the whole band of [0,255] to obtain histogram equalization.

# Exposure based sub image histogram equalization in matlab

The following Matlab project contains the source code and Matlab examples used for exposure based sub image histogram equalization. Matlab code for following paper Kuldeep Singh, Rajiv Kapoor, Image enhancement using Exposure based Sub Image Histogram Equalization, Pattern Recognition Letters, Volume 36, 15 January 2014, Pages 10-14, ISSN 0167-8655, http://dx.doi.org/10.1016/j.patrec.2013.08.024.

# Non parametric modified histogram equalization for contrast enhancement in matlab

The following Matlab project contains the source code and Matlab examples used for non parametric modified histogram equalization for contrast enhancement. In this framework, a generalised contrast enhancement algorithm is proposed which is independent of parameter setting for a given dynamic range of the input image.

# Brightness preserving dynamic fuzzy histogram equalization in matlab

The following Matlab project contains the source code and Matlab examples used for brightness preserving dynamic fuzzy histogram equalization. Brightness Preserving Dynamic Fuzzy Histogram Equalization(BPDFHE) proposes a novel modification of the brightness preserving dynamic histogram equalization technique to improve its brightness preserving and contrast enhancement abilities while reducing its computational complexity.

# To perform localized histogram equalization on a image in matlab

The following Matlab project contains the source code and Matlab examples used for to perform localized histogram equalization on a image . This m-program may be used to perform the localized histogram equalization on an image. Please refer to as the build-in functions if needed, roipoly and histeq.

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