Vectors

Thuban is an interactive viewer for geographic data (GIS), that offers its users diverse advanced ways and means to view and explore this type of material.It is not only a free geographical information explorer but also of open code. So, you can freely use it and also modify it if you wish. Here...

libsift is an algorithm to identify and locate interesting points within an image. For all such points, a descriptive signature is extracted. The signatures can be stored and matched among multiple images, allowing for a large number of interesting applications, such as aligning overlapping...

Audio::MFCC is a Perl module for computing mel-frequency cepstral coefficients. SYNOPSIS use Audio::MFCC; my $fe = Audio::MFCC->init(%params) $fe->start_utt; my @ceps = $fe->process_utt($rawdata, $nsamps); my $leftover = $fe->end_utt; This module provides an interface to the Sphinx-II...


Platforms: *nix

Math::Matrix can multiply and invert Matrices. The following methods are available: new Constructor arguments are a list of references to arrays of the same length. The arrays are copied. The method returns undef in case of error. $a = new Math::Matrix ([rand,rand,rand],...


Platforms: *nix

Java archive containig classes for calculations with polynomials, matrices and vectors + several applets using these classes.


Platforms: ALL

Emacs Common Lisp is an implementation of Common Lisp, written in Emacs Lisp. It does not yet purport to conform to the ANSI standard since, among other things, CLOS, and pretty printing are missing. However, most other Common Lisp features like lexical closures, packages, readtables, multiple...


Platforms: *nix

GEO project is a C++ geometric template class library. Use this library for your graphical, image processing, or scientific applications. GEO has rich set of operations with vectors and matrices, 2D and 3D objects (such as finding convex hull, bounding box), triangulation, tesselation, etc..


Platforms: *nix

MPCA is a comprehensive suite of tools for doing discrete principal components analysis on data sets of size 100Mb or more. Scaling is done using sparse vectors, multi-threading, memory mapping, and other POSIX tricks. Reports, file dumping utilities and other utilities are included. The...


Platforms: *nix

GlobMoeSt means Global Motion eStimation. Currently, the program works by determining the global motion vectors between each two subsequent frames via an exhaustive search within a specified motion search range, which can tweaked depending on the input data. Nonlinear motion is supported....


Platforms: *nix

jPicEdt is a multi-platform vector-based graphic editor for LaTeX and related packages, including eepic and PsTricks. The LaTeX picture environment is a special environment for inserting simple drawing commands into a LaTeX file. This environment was obviously not intented to replace more...


Platforms: *nix

Labels and equations are typeset with LaTeX, for high-quality PostScript output. A major advantage of Asymptote over other graphics packages is that it is a programming language, as opposed to just a graphics program. Features of Asymptote: # provides a portable standard for typesetting...


Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

PDL::Transform is a Perl module that coordinate transforms, image warping, and N-D functions. SYNOPSIS use PDL::Transform; my $t = new PDL::Transform:: ( ) $out = $t->apply($in) # Apply transform to some N-vectors (Transform method) $out = $in->apply($t) # Apply transform to some...


Platforms: *nix

Set::IntSpan::Fast is a Perl module for fast handling of sets containing integer spans. SYNOPSIS use Set::IntSpan::Fast; my $set = Set::IntSpan::Fast->new(); $set->add(1, 3, 5, 7, 9); $set->add_range(100, 1_000_000); print $set->as_string(), "n"; # prints 1,3,5,7,9,100-1000000 The...


Platforms: *nix

Bit::Vector is an efficient bit vector, set of integers and "big int" math library. CLASS METHODS Version $version = Bit::Vector->Version(); Word_Bits $bits = Bit::Vector->Word_Bits(); # bits in a machine word Long_Bits $bits = Bit::Vector->Long_Bits(); # bits in an unsigned long...


Platforms: *nix

The LTI-Lib is an object oriented library with algorithms and data structures frequently used in image processing and computer vision. The main goal of the LTI-Lib is to provide an object oriented library in C , which simplifies the code sharing and maintenance, but still providing fast...


Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

RDVIS tool helps programmers pin-point the sources of cache misses and poor temporal locality in their source code. The visualization often directs the experienced programmer towards the necessary program transformations within a few minutes. The tool consists of two parts: a GUI that...


Platforms: *nix

Nasal is a language that I wrote for use in a personal project. Ostensibly it was because I was frustrated with the dearth of small-but-complete embeddable scripting languages, but of course I really wrote it because it was fun. It is still young and incomplete in a few places, but is under...


Platforms: *nix

Math::Amoeba is a Multidimensional Function Minimization. SYNOPSIS use Math::Amoeba qw(ConstructVertices EvaluateVertices Amoeba MinimiseND); my ($vertice,$y)=MinimiseND(@guess,@scales,&func,$tol,$itmax,$verbose); my @vertices=ConstructVertices(@vector,@offsets); my...


Platforms: *nix

StrBio is a set of Java classes and libraries useful for development of software for computational structural biology research. They are licenced under the LGPL. he strbio.org classes are the basis for several published research projects, including the Pred2ary secondary structure prediction...


Platforms: *nix

WordNet::Similarity::vector_pairs is a Perl module for computing semantic relatedness of word senses using second order co-occurrence vectors of glosses of the word senses. SYNOPSIS use WordNet::Similarity::vector_pairs; use WordNet::QueryData; my $wn = WordNet::QueryData->new(); my...


Platforms: *nix