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maximum entropy

2014-11-27 15:19    By:kingulight      View:28      Download:0

Yet Another Small MaxEnt Toolkit: YASMET This is a tiny toolkit for performing training of maximum entropy models. It is a generic toolkit, which is applicable to conditional maximum entropy models. A special feature of this program is that it is written only in 132 lines of code (can be print...

Linux programming C++

entropy of discrete and sampled continuous distributions

2 hours ago    By:myname      View:7      Download:0

Calculates the entropy of discrete and sampled continuous distributions. Differential entropy (also referred to as continuous entropy) is a concept in information theory that extends the idea of (Shannon) entropy, a measure of average surprisal of a random variable, to continuous probability distrib...

Matlab Matlab

Matlab implementation of entropy method to calculate weight and presentation

2 hours ago    By:njwhat      View:21      Download:0

"entropy" theory is an objective weighting method, which borrows the concept of entropy in information theory. entropy is in the case of evaluation index value to a variety of evaluation given set of objects identified, the relative intensity of each index in a competitive sense, from an i...

Algorithm Matlab

Permutation entropy algorithm

2014-11-24 10:13    By:robersy      View:12      Download:0

Very good analysis of nonlinear time series. entropy (entropy) refers to the system of the degree of confusion, in control theory , and probability theory , and number theory , and Astrophysics , and the life sciences and other fields have important applications in different disciplines have been de...

Algorithm Matlab

entropy and mutual information kit

2 hours ago    By:dlutzrq      View:9      Download:0

Estimate an effective method to calculate dependencies between features, the mutual information can effectively measure the correlation between linear and non-linear features in the system, so as to effectively reduce the dimension of the input variables, improving efficiency....

Matlab Matlab

MATLAB training program (Renyi entropy)

2014-11-27 09:09    By:njwhat      View:35      Download:0

Proposed based on Renyi entropy thresholding methods. In this method, calculate the entropy value on behalf of the target and the background, and then seek out of both entropy and entropy, the absolute value of the difference between the two, optimal threshold corresponds to the ratio between the ma...

Matlab Matlab

Reduction based on information entropy MATLAB code

2 hours ago    By:educate      View:21      Download:0

Rough set attribute reduction, has a variety of functions, by calling the implementation program is MATLAB source code and its detailed description of the algorithm based on information entropy, the code had very detailed notes....

Matlab C

approximate entropy

2014-07-25 07:15    By:masoud      View:11      Download:0

Code for computing approximate entropy for a time series. Approximate  entropy is a measure of complexity. It quantifies the unpredictability of  fluctuations in a time series.To run this function- type: approx_entropy('window length','similarity measure','data set')...

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Local entropy

2014-11-18 21:23    By:njwhat      View:22      Download:0

MATLAB training program (local entropy) and domestic theses the pit, as saying with a conscience to write his thesis. Today in terms of local entropy content of papers covered in the local entropy is quite easy, and there was realization of ideas, results are very bad....

Matlab Matlab

entropy method and topsis Matlab program

2014-11-25 06:31    By:njwhat      View:21      Download:0

entropy method and topsis Matlab program, program working out the correct results, I hope to help you.  ...

Algorithm Matlab

Calculate image information entropy MATLAB programs

2014-11-26 19:56    By:zhuzixiaobeiyu      View:39      Download:1

For digital images, image made up of pixels, and different number of gray pixels to appear different for different distribution and spatial location of so that images take on a different shape and, therefore, different shapes of entropy is also contained in the image varies, so entropy can be descri...

Matlab Matlab

Calculate the entropy of image

2014-11-26 07:20    By:小星      View:12      Download:0

Evaluated by the definition of entropy...

Matlab C++

Image evaluation (mean, standard deviation, clarity, information entropy)

2014-11-24 20:52    By:simbest      View:56      Download:0

Image review (standard deviation of the mean value, clarity, information entropy,)...

Image Processing Visual C++

Using maximum entropy for image contrast enhancement

2014-11-19 06:37    By:zhuzixiaobeiyu      View:13      Download:0

Due to limitations in shooting conditions and shooting technique, some shooting blur the image, many features are not obvious, and therefore lost a lot of important information of the image. In this case, the image processing technique becomes very important. Image enhancements designed to enhance c...

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