Feature Extraction

GNU Ocrad is an OCR (Optical Character Recognition) program implemented as a filter and based on a feature extraction method. Also includes a layout analyser able to separate the columns or blocks of text normally found on printed pages. Ocrad can be used as a stand-alone console application,... Platforms: *nix

libxtract is a simple, portable, lightweight library of audio feature extraction functions. Platforms: *nix

Feature extraction toolkit based on a wavelet multiscalevision model. Includes 1D signal processing sample application for lineidentification and classification of astronomical spectra. Platforms: Windows, Mac, Linux

LibXtract is a simple, portable, lightweight library of audio feature extraction functions. The purpose of the library is to provide a relatively exhaustive set of feature extraction primatives that are designed to be 'cascaded' to create a extraction hierarchies. For example, 'variance',... Platforms: Mac

Segfried is an audio feature extraction and segmentation utility Platforms: *nix

This toolBox used in the image processing(feature extraction and classification)PCA,LDA,ICA,DCT,RBF,RBE,GRNN,KNN,minimum distance,SVM, and others Platforms: Matlab

These are the codes in "A note on two-dimensional linear discrimant analysis", Pattern Recognition Letter'In this paper, we show that the discriminant power of two-dimensional discriminant analysis is not stronger than that of LDA under the assumption that the same dimensionality is considered.... Platforms: Matlab

jAudio is a project implementing a number of common feature extraction algorithms for analyzing audio in java. Output is either in Weka's ARFF format or the ACE format. Can be used either as a GUI application, command-line application, or embedded. Platforms: Windows, Mac, Linux

SMILE = Speech & Music Interpretation by Large Space Extraction openSMILE is a fast, real-time (audio) feature extraction utility for automatic speech, music and paralinguistic recognition research developed at TUM in the scope of the EU-project SEMA Platforms: Windows, Mac, Linux

Segfried is an audio feature extraction and segmentation utility Platforms: Windows, Mac, Linux

GLDM calculates the Gray level Difference Method Probability Density Functions for the given image. This technique is usually used for extracting statistical texture features of a digital mammogram.For details on the Gray level Difference Method, refer the following paperJ. K. Kim and H. W. Park,... Platforms: Matlab

The aim of Optical Character Recognition (OCR) is to classify optical patterns (often contained in a digital image) corresponding to alphanumeric or other characters. The process of OCR involves several steps including segmentation, feature extraction, and classification. This program use Image... Platforms: Matlab

Theodoros Giannakopouloshttp:/www.di.uoa.gr/~tyiannak---------------------------------------Feature extraction (as in most pattern recognition problems) is maybe the most important step in audio classification tasks. The provided Matlab code computes some of the basic audio features for groups of... Platforms: Matlab

GNU Ocrad is an OCR (Optical Character Recognition) program implemented as a filter and based on a feature extraction method. Also includes a layout analyser able to separate the columns or blocks of text normally found on printed pages. Ocrad can be used as a stand-alone console application,... Platforms: *nix

Two vein extraction methods as described by Miura et al. for finger vein authentication.Maximum curvature:This method will try to extract the centre lines of the veins. This is done by calculating local maximum curvatures in cross-sectional profiles of a vein image. The method is supposed to be... Platforms: Matlab

this project aims at recognizingcharacters from a text image.Both the uppercase and lowercase letter with numerals are recognized.And spaces are also recognized within different words.The process of OCR involves several steps including segmentation, feature extraction, and classification.OCR.m is... Platforms: Matlab

Filtering the image using a simple mask will give a large response at the transition from background to finger. These large responses are located and used as detected finger edge. The function will return the location of these edges and will return a binary mask indicating the finger region.Note... Platforms: Matlab

CAMEL (Content-based Audio and Music Extraction Library) is an easy-to-use C++ framework developed for content-based audio and music analysis. The framework provides a set of tools for easy Segmentation, Feature Extraction, Domain Extraction, etc. Features - Domain Extraction - Feature... Platforms: *nix

BoofCV is an open source Java library for real-time computer vision and robotics applications. Written from scratch for ease of use and high performance, it provides both basic and advanced features needed for creating a computer vision system. Functionality include optimized low level image... Platforms: Mac

Useful functions for face recognition research.The PhD (Pretty Helpful Development functions for) face recognition toolbox is a collection of Matlab functions and scripts intended to help researchers working in the field of face recognition. The toolbox was produced as a byproduct of my research... Platforms: Matlab