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updated 27 days ago

Next_Entropy_Gaussgain.m by Seba Susan

Non-extensive entropy with Gaussian Information gain [Susan and Hanmandlu] (entropy, nonextensive entropy, regular patterns)

Next_Entropy_Gaussgain(p)

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updated 4 months ago

Entropy_vs_Extension by Abdelrahman Marconi

Simulation of Entropy versus the theoretical and simulated average code length (entropy, average, code)

Extension_2.m

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updated 9 months ago

Entropy based Saliency detection by Konda Reddy Mopuri

This function finds the salient regions in a video using entropy measurement. (entropy, saliency, salient regions)

EntSalincy(inputVideo,th,w)

circles(radii,centers,varargin)

jog.avi

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updated 1 year ago

Hyperspectral Image Index Analysis by Aristidis Vaiopoulos

This program calculates 8 image indices: Bias,Correlation,DIV,Entropy,ERGAS,Q,RASE and RMSE. (index, image comparison, hyperspectral image a...)

bias_f(x,y)

ccc_f(x,y)

div_f(x,y)

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updated 1 year ago

JPEG-based computing by Boris

This is a function to test a JPEG-based encoding/decoding algorithm (demo, image processing, compression)

entropy_cod( input_matrix, n)

get_quantization( q )

huffman_cod( input_matrix)

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updated 1 year ago

Medium Model by Mark Selby

Thermodynamic Fluid Properties (thermodynamics, chemistry, fluid properties)

MediumModel

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updated 1 year ago

Permutation entropy by Gaoxiang Ouyang

% Calculate the permutation entropy (signal processing, entropy, order pattern analysi...)

pec(y,m,t)

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updated almost 2 years ago

Compute the Entropy of an entered text string by Cavin Dsouza

Computes the entropy of a user entered string. (entropy, communication)

ComputeEntropy(s)

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updated 2 years ago

Entropy estimation from histogram by Martin V.

The script calculates the entropy point estimation from 1D histogram of data. (mathematics, measurement, statistics)

EntropyEstimationHist(input)

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updated 2 years ago

Entropy estimation by Kozachenko-Leonenko method by Martin V.

The script calculates the entropy point estimation for 1D date by the Kozachenko-Leonenko method. (mathematics, measurement, statistics)

EntropyEstimationKL(input)

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updated 2 years ago

image entropy by wang

to compute the entropy of an image (entropy, image processing)

D=img_entrp(A)

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updated 2 years ago

Information Theory Toolbox by Mo Chen

Functions for Information theory, such as entropy, mutual information, KL divergence, etc (information theory, entropy, joint entropy)

conditionalEntropy (x, y)

entropy(x)

jointEntropy(x, y)

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updated 2 years ago

Mutual Information by Will Dwinnell

Calculates the mutual information between two discrete variables (or a group and a single variable). (entropy, information theory, discrete)

MutualInformation(X,Y);

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updated almost 3 years ago

The minCEntropy algorithm for alternative clustering by Xuan Vinh Nguyen

The minCEntropy algorithm for alternative clustering (clustering, alternative clusterin..., data mining)

Cont=Contingency(Mem1,Mem2)

MI(label, result)

[max_mem,max_obj,all_mem,S]=minCEntropy(a,K,sigma_factor,...

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updated 3 years ago

Kernel estimate for (Conditional) Mutual Information by Mikhail

Estimates Mutual Information and Conditional Mutual Information between continuous random variables (mutual information, entropy, kullback–leibler dive...)

ctransform(a)

kernelcmi( x, y, z, h, ind )

kernelmi( x, y, h, ind )

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updated 3 years ago

Minimum Entropy Deconvolution (MED 1D and 2D) by Geoff McDonald

Generates a 1D FIR filter iteratively to minimize the entropy of the filtered signal(s). (minimum entropy decon..., maximum entropy decon..., med)

med2d.m

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updated 3 years ago

Compute Position Weight Matrix (PWM) and display SequenceLogo in terms of frequency by Michael Chan

Illustrates computation of best match scoring with PWM and constructs sequence logo. (bioinformatics, position weight matri..., match)

PWM( alignmentSetMatrix )

change1colorOnRGBToAnother(rgbImage, FromColor, ToColor)

computeProbabilityOfSubsequence(sequenceToBeChecked, prob...

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updated 3 years ago

Mutual Information by Mo Chen

Fully vectorized implementation of mutual information (mutual information, entropy, information theory)

MI(label, result)

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updated almost 4 years ago

Joint Entropy by Will Dwinnell

Calculates the joint entropy of a group of variables. (entropy, information theory, discrete)

JointEntropy(X)

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updated almost 4 years ago

Conditional Entropy by Will Dwinnell

Calculates the conditional entropy of a discrete variable, given other discrete variables. (entropy, information theory, conditional entropy)

ConditionalEntropy(Y,X)

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updated almost 4 years ago

Entropy by Will Dwinnell

Calculates the sample entropy, in bits, of discrete variables. (entropy, information theory, discrete)

Entropy(X)

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updated 4 years ago

Feature Selection Based on Interaction Information by Stefan Schroedl

Self-contained package for feature selection based on mutual information/interaction information. (statistics, probability, feature selection)

demo_feature_select

cond_entropy.m

dimensionalize.m

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updated 4 years ago

Diagrams of Thermodynamic State of Water by Fabian

Plot T,s; h,s or log p,h-Diagrams of Water within MATLAB (thermodynamic, properties, steam)

thermo_diagram_plot(type,varargin)

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updated 4 years ago

Approximate Entropy by Avinash Parnandi

This function computes approximate entropy of a data series. (approximate entropy, entropy, apen)

approx_entropy(n,r,a)

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updated almost 5 years ago

two qubit quntum computer by Toshifumi Itakura

two qubit quantum computer with phonon the crucuit entropy has been examined. (physics, qunatum computer, decohrence)

loreq47(t,u)

udot=dfunc (x)

test48.m

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updated 5 years ago

Ehrenfest's Lottery by Hank Ashbaugh

Plays Ehrenfest’s lottery to model the random mixing and evaluate the entropy (thermodynamics, entropy, equilibrium)

urngame.m

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updated 5 years ago

entropy, joint entropy and conditional entropy function for n variables by Nashat Abughalieh

entropy, joint entropy for any number of variables and the conditional entropy (information theory, entropy, statistics)

entropy(x,y)

jentropy(objectSet,varargin)

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updated 6 years ago

shannon and non-extensive entropy by Guan Wenye

shannon Tsallis,renyi,escort Tsallis entropy and relative entropy (coding theory, information theory, shannon tsallis)

y1=K_q_Tsallis(P1,P2,q)

y2=K_q_escorTsallis(P1,P2,q)

y2=K_q_renyi(P1,P2,q)

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updated 7 years ago

mean,Std,energy of image,CUMULATIVE GRAY LEVEL DISTRUBITION,mode of image, entropy, HISTOGRAM MODIFI by cenk

ONLY iMREAD COMMAND USED (image analysis, entropy, cumulative distrubiti...)

odevv1.m

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updated 7 years ago

MUTUALINFO by David Fass

Multiple mutual information (interaction information) (coding theory, information theory, information)

mutualinfo(objMat,pVect,varargin)

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updated 7 years ago

ENTROPY by David Fass

Compute the Shannon entropy of a set of variables. (coding theory, information theory, information)

entropy(objectSet,varargin)

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updated almost 10 years ago

Entrop by Michael Boss

ENTROP implements a special version of the algorithm for entropy maximization. (approximation, interpolation, entropy)

[X,Exit]=entrop(U,A,b,t,maxiter,tol);

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updated 10 years ago

janaf.m by Stefan Billig

Calculates JANAF curve fit according to JANAF virial equation. (chemistry, physics, janaf)

out=janaf(prop, spec,T);

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