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updated 19 hours ago

Error Correcting Output Codes (ECOC) Classifier by Nima Hatami

Error Correcting Output Codes (ECOC) for multi-class classification. (machine learning, classification, computer vision)

PP=densrand(c)

PP=sparserand(c)

[D,DD]=ecoc_hamming(P);

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updated 7 days ago

Logistic Regression with regularization used to classify hand written digits by Jason Joseph Rebello

Classification of handwritten digits (classification, handwritten digits, logistic regression)

LRClassifier(X, y, numLabels, lambda)

cost(theta, X, y, lambda)

displayData(X, example_width)

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updated 8 days ago

Pattern Recognition Toolbox by Peter

Free pattern recognition toolbox for MATLAB (machine learning, pattern recognition, svm)

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updated 16 days ago

Robust EEG ERP Classification by Sam Nazari

EEG brain activity classification (classification, detection, machine learning)

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updated 1 month ago

K-Fold Cross Validation by Mat Labber

K-Fold Cross Validation for Binary Classification, using LibSVM (machine learning, crossvalidation, kfold)

get_classification_rate(sa,na,svmstruct)

kfold_cross_validate(sa,na,which_features,k)

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updated 2 months ago

Gabor Wavelets by Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 2 months ago

Information-based Similarity Toolbox by Albert Yang

Information-based similarity index is an analysis of measuring distance between symbolic sequences (statistical physics, information theory, distance)

binmapping(signal)

checkfiletype(filename)

ibs(wrf1,wrf2)

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updated 3 months ago

Get training data to classify organelles by Sascha D. Krauß

Colocalization of Fluorescence and Raman Microscopic Images for Training Data Collection (colocalization, correlation, hca)

cc_filter(testThat,compareTo,rows,columns,nans3,nCells)

get_leaves(T,v,N)

get_level_nodes(Z,k)

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updated 3 months ago

AutoAssociativeNeuralNetwork.zip by Selva

auto associative neural network classifier for pattern classification (pattern classificatio..., classification, neural networks)

testBPN( x , net )

trainBPN( x )

helpaann.m

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updated 3 months ago

K-Nearest Neighbors for image segmentation by Mohamed

Implementation of the algorithm K-Nearest Neighbors. (knn, knearest neighbors, algorithm)

knnAlgo(test_data, tr_data,tr_lbls,k)

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updated 4 months ago

Gabor Feature Extraction by Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 4 months ago

Retinal Vessel Detection by Gabor Transform and Machine Learning, a Tutorial by ted p teng

A tutorial on detection of retinal vessels by Gabor transform and machine learning (pattern recognition, vessel segmentaion, machine learning)

Gabor_GLM_FEX.m

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updated 4 months ago

Write Data in ARFF Format by Muhammad

Write Data in ARFF Format (arff, classification)

arffwrite(fname,data)

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updated 5 months ago

Face recognition using a fuzzy approach by Ebrahim Parcham

Face recognition using image patches and fuzzy classification method. (face recognition fuzz..., face detection, fuzzy logic)

partition_code(I,n,m,show1);

pca (trainList, subDim,data)

st_code.m

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updated 5 months ago

Multidimensional distributions visualisation and analysis. by Mark Matusevich

Matrix of planar projections of multidimensional distributions with tools for interactive analysis. (classification, statistics, statistical modelling)

dependents_plot(X, Y, nBins, funcs)

map2bins(X, vBins, mode)

plot_1feature_2class(vFeature, vClass, sFeature_name, csC...

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updated 5 months ago

Iris flower classification using MLP by Baba Dash

A Multi-Layer Perceptron to classify Iris flowers (neural networks, classification)

MLP_iris.m

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updated 5 months ago

%% Hierarchical Multi-Label Classification with SVMs: a Case Study in Gene Function Prediction by Yura

the hierachical case where the interrelation of the class labels can be specified by a generalization (matlab, hierarchical, classification)

Hierarchical Multi-Label Classification with SVMs a Case S...

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updated 6 months ago

similarity factor by Seshu Damarla

simil_dist compares two datasets that have the same spatial orientation but are located far apart. (clustering, classification)

[sdist]=simil_dist(X1,X2)

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updated 6 months ago

PCA similarity factor by Seshu Damarla

Finds similarity between two data sets using Principal Compoenent Analysis (clustering, classification, process monitoring)

[TPCA TPCA1 PC1 PC2]=similarity_pca(X1,X2)

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updated 6 months ago

Dissimilarity index by Seshu Damarla

Computes dissimilarity between two data sets of equal size (clustering, classification, monitoring)

[D]=DISSIM(x1,x2)

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updated 7 months ago

GUI environmental sound recognition by Selva

audio classification using multi svm (audio processing, svm, spectral analysis)

Featurespectralcrest (X, iBlockLength, iHopLength, f_s)

Featurespectraldecrease (X,iBlockLength, iHopLength, f_s)

Featurespectralflatness (X,iBlockLength, iHopLength,f_s)

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updated 8 months ago

Simple Perceptron by Navid Razmjooy

Perceptron Classifying (neural networks, classification)

[w,b,pass,wevol]=PerecptronTrn(x,y,n);

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updated 8 months ago

PCA based face recognition by Gholamreza (Šahab) Anbarjafari

This code is PCA base face recognition programme. (pca, face recognition, image processing)

PCA_Face_Recognition.m

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updated 8 months ago

16 QAM modulation by Srashti Vyas

this code performs 16 QAM modulation (ofdm, communications, control)

mod_qam.m

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updated 10 months ago

Building the component tree in quasi-linear time by Kang Wang

The connected components of the level sets can be organized in a tree structure. (component tree, connected operators, mathematical morpholo...)

buildComponentTree(F)

plotAdjacentTree(nodes, adjs)

demo.m

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updated 10 months ago

compute bag of visual word representation for an image by Konda Reddy Mopuri

computes BOV/BOF/BOW representation for an image. Codebook and image features are user inputs. (bov, bof, bow)

BoWvec=computeBoV(Vwords,feats,Nind)

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updated 11 months ago

Content Based Image Retrieval by Chez

Simple content based image retrieval for demonstration purposes. Either using knn or classification (image retrieval, content based image r..., classification)

L1(numOfReturnedImages, queryImageFeatureVector, dataset)

L2(numOfReturnedImages, queryImageFeatureVector, dataset,...

[obj, overall]=confMatPlot(confMat, opt)

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updated 1 year ago

Logistic Regression with regularization used to classify hand written digits by Jason Rebello

Classification of handwritten digits (modeling, statistics, optimization)

LRClassifier(X, y, numLabels, lambda)

cost(theta, X, y, lambda)

displayData(X, example_width)

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updated 1 year ago

Faster ROC-AUC by Enric Junque de Fortuny

Fast calculation of AUC of an ROC for binary classification problems, written in C++. (auc, roc, classification)

install.m

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updated 1 year ago

a LogitBoost implementation by sun peng

An up-to-date implementation of LogitBoost for multi-class classification. (classification, boosting, ensemble)

AOSOLogitBoost

batch_AOSOLogitBoost

batch_boost_basic

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updated 1 year ago

Spectral Match by Mohammad Abouali

Can be used in HyperSpectral Image Remote Sensing. Produces a matching/Score matrix. (hyper spectral, remote sensing, classification)

[Output]=SpectraMatch(Data,SpectralDB,Method)

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updated 1 year ago

Soft Independent Modeling of Class Analogy (SIMCA) by Cleiton Nunes

M-files for classes modeling and prediction by SIMCA (chemometrics, classification, simca)

simca.m

simcapred.m

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updated 1 year ago

Improved Distance Evaluation (IDE) by Behrad Bagheri

This method could be implemented for feature selection in classification problems. (feature selection, signal processing, classification)

[scores indices selected duration]=IDE2(data,classes,thre...

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updated 1 year ago

Hot to run WEKA classifiers within MATLAB by Gustavo

This is an example on how to select and pass parameters to Weka from MATLAB (weka, machine learning, classification)

RunWekaFromMATLAB.m

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updated 1 year ago

A road to classification in high dimensional space: the regularized optimal affine discriminant by Yang Feng

A powerful method for binary classification in high dimensional space (classification, statistics, optimization)

[Sigma]=eqcor(p,rho)

analyzeReal(traindata, testdata)

lda(x, y, xtest, ytest)

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updated 1 year ago

Similarity classifier with OWA operators by Pasi Luukka

Toolbox presents vector based classification method which uses similarity measures and OWA operators (classification, fuzzy, biotech)

[Classification_accuracy,p1,m1,classes]=simclass(datalear...

[Mean_accuracy, Variance,p1,m1,Means,Vars,Maxsf,Minsf]=si...

calcfit(data, ideals, y)

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updated 1 year ago

colAUC by Jaroslaw Tuszynski

Calculates Area under ROC curve (AUC) for a vector or for each column of a matrix. (roc, auc, statistics)

Tutorial for colAUC Function and Package

avrRank(x)

colAUC.m

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updated 1 year ago

Ensemble Toolbox by Mohammad Ali Bagheri

This toolbox provides some combination methods to fuse an ensemble of classifiers (classification, ensemble of classifie..., multiple classifier s...)

...

Ensemble_decision=CombineCLFs(CombinitionMethod,...

[Patterns,Targets,V_Targets]=LoadData(dataset,scale)

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updated 1 year ago

Credit Scoring demo by Hanan Kavitz

This is a demo that uses boosting to do credit scoring of German customers. (statistics, boosting, classification)

creditRatingGui(varargin)

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updated almost 2 years ago

CNN - Convolutional neural network class by Mihail Sirotenko

This project provides matlab class for implementation of convolutional neural networks. (neural network, ocr, classification)

back_conv2(FM,e,K,type)

back_subsample(e, ratio)

cnet_tool(varargin)

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updated almost 2 years ago

Análise de Agrupamento Hierárquico (HCA) by Carlos Diego Lima de Albuquerque

As distâncias Euclidianas são calculadas e agrupamento é feito na através da média. (chemometrics, classification, hierarquical cluster ...)

hca.m

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updated almost 2 years ago

K Nearest Neighbor by Wei LI

KNN with configurable label prior, chuncking calculation for large data, and estimation of posterior (classification)

knn(train, trlabel ,probe, k ,opt)

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updated almost 2 years ago

Análise de Componentes Principais (PCA) by Carlos Diego Lima de Albuquerque

Emprega a PCA nos dados. (chemometrics, principal components ..., classification)

pca_biplot.m

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updated almost 2 years ago

Pré-Processamento dos dados by Carlos Diego Lima de Albuquerque

Processa os dados através das colunas. (chemometrics, classification, preprocessing)

prep.m

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updated almost 2 years ago

Decision Trees and Predictive Models with cross-validation and ROC analysis plot by Andrea Padoan

This code implements a classification tree and plots the ROC curves for each target class (data mining, statistics, decision tree)

BestTree (t, X, y, nsamples)

CalculateFeaturesImportance.m

CalculateOutcomeGroups (y)

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updated almost 2 years ago

Performance Measures for Classification by Barnan Das

This function evaluates the common performance measures for classification models. (performance measures, classification, machine learning)

Evaluate(ACTUAL,PREDICTED)

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updated 2 years ago

A probabilistic model of classifier competence by Tomasz Woloszynski

Classifier competence based on full vector of class supports and probabilistic modelling. (competence, probabilistic modelin..., ensemble)

ccprmod(d,j,varargin)

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updated 2 years ago

Confusion matrix / Matching matrix along with Precision, Sensitivity, Specificity and Model Accuracy by Avinash Uppuluri

CFMATRIX2 calculates the confusion matrix and related parameters for a classification algo. (statistics, probability, confusion matrix)

cfmatrix2(actual, predict, classlist, per, printout)

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updated 2 years ago

Sparse representations classifier by Bilwaj Gaonkar

Kernel version of the sparse representations classifier implemented with CVX (classification, sparse representation...)

[A]=sparse_represent(Test,Train,sp_level)

[a]=sparse_represent_kernelized(K_y,K_Tr,K_te,sp_level)

[predictions,src_scores,uniqlabels]=src(Traindata,Trainla...

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updated 2 years ago

Hidden Markov modelling of contourlet transforms for art authentication by Robert Jacobsen

Fits hidden Markov models to contourlet transform and use these for classification of images (hmt, em algorithm, classification)

EM(tree, model, minval, minval_sd)

HMTinit(coef, minval)

add_number(C, font_size)

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