Open Source Algorithms
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Browse free open source Algorithms and projects below. Use the toggles on the left to filter open source Algorithms by OS, license, language, programming language, and project status.
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The fstrcmp project provides a shared library for making fuzzy string comparisons, and also provides an fstrcmp command for use in shell scripts.
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ViennaCL
Linear algebra and solver library using CUDA, OpenCL, and OpenMP
ViennaCL provides high level C++ interfaces for linear algebra routines on CPUs and GPUs using CUDA, OpenCL, and OpenMP. The focus is on generic implementations of iterative solvers often used for large linear systems and simple integration into existing projects. -
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AS511 driver for S5 PLC
AS511 communication driver
This AS511 driver use functions from the Siemens S5 PLC to modify, observe and watch the PLC software. The functions are running on some CPUs. The functions are only tested on PLC 100U CPU 103. Be careful to use the Software. This software can destroy machines and kill human if you are non careful. Please let me know, if you find a bug. -
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For arbitrary precision mathematics PHP offers the Binary Calculator which supports numbers of any size and precision, represented as strings. This project replicates this in JavaScript (bcadd, bccomp, bcdiv, bcmul, bcsub, etc)
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Implementation of cache conscious STL lists in Frias, L., Petit, J., and Roura, S. 2009. Lists revisited: Cache-conscious STL lists. J. Exp. Algorithmics 14 (Dec. 2009), 3.5-3.27. DOI= http://doi.acm.org/10.1145/1498698.1564505
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DataUsagePrinter
Creates printable string of data usage
A simple utility which creates a printable string of data usage. E.g. supply the value 1234567890 and DataUsagePrinter will return the string "1GB 153MB 384KB 722B". Available as binary and source downloads for Java and C#. -
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EpLibrary
Visual C++ Utility Library
* EpLibrary project in this site is not maintained anymore. * The project has been moved to https://github.com/juhgiyo/EpLibrary EpLibrary is a utility library for Visual C++. The features includes: - Math Framework - Enhanced Binary Search - Sort - Stream Framework - Container Framework - Simple Debugger Framework - FileSystem Framework - Other Frameworks - Server/Client Template Framework - System Framework - Thread System For detailed documentation, please download this full document (EPLibrary Documentation.chm) from the "Downloads" Section. * If the documentation file is not visible after finishing download. Solution 1. ** Double-click the .chm file. ** In the Open File-Security Warning dialog box, click to clear the Always ask before opening this file check box. ** Click Open. Solution 2. ** Right-click the CHM file, and then click Properties. ** Click Unblock. ** Double-click the .chm file to open the file. -
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Expressions parser and evaluator
C# classes for parsing and evaluation.
Set of C# classes for expression parsing and evaluation. Expressions may have user-defined operators, user-defined variables of any type, user-defined functions, user-defined classes with methods and properties, object constants, arrays and collections with indexes, assignment to variables and properties of objects. Supports Unicode. Name of variables, functions, methods and properties, string constants may have surrogates, diacritical combining marks. -
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This project uses massively parallel Graphics Processing Units(GPU) for neural network(Backpropagation) purposes.
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Implementation of paralell partitioning algorithms achieving an optimal number of comparisons. See L. Frias and J. Petit. Parallel partition revisited. http://dx.doi.org/10.1007/978-3-540-68552-4_11 for further reference.
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Genetic Algorithms Library (in Java)
An API for Java developers who need Genetic Algorithms
This API is intended to help developers use genetic algorithms in their own java applications. GeneticLibrary.zip contains the netbeans project of the API itself. GeneticTrial.zip contains another netbeans project which is an example explaining how to use the API. docs.zip is the documentation of the API. Please take a look there, it is really helpful. I have only two request from who will use this API; USE, UPDATE AND MODIFY IT FREELY JUST NOTE THE ORIGINAL AUTHOR -
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JUtilClasses
Java programmer's aid in useful methods and classes
Util-Classes is a collection of Java classes for programming support in service for building applications. It covers a wide range of topics from simple small routines over Collection classes to larger utilities addressing IO-management, GUI topics and data safety. -
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Some utility function and/or class to convert date from Gregorian calendar to Jalali (Hejri Shamsi) calendar in PHP, Delphi (and some other in future) with very fast algorithm.
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JavaGimmicks
Utility classes, APIs and tools for Java
A set of helper and utility classes, APIs and tools for the Java Programming Language. For more details - pleas visit the project homepage. -
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LBSP
Real-Time Processing Library for OSHW Biomedical Sensors
Applications involving data acquisition from sensors need samples at a preset frequency rate, the filtering out of noise and/or analysis of certain frequency components. We propose a novel software architecture based on open-software hardware platforms which allows programmers to create data streams from input channels and easily implement filters and frequency analysis objects. The performances of the different classes given in the size of memory allocated and execution time (number of clock cycles) were analyzed in the low-cost platform Arduino-Genuino. This library is free to use for research. Please cite above publication. -
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Matlab test to .NET C#
Open Source Code Simple Test of Microsoft .NET C# using NE Builder
FREE Download Open Source Code Simple Test of Microsoft .NET C# using MATLAB NE Builder Toolbox This is a simple demo of this powerful Matlab toolbox with some M script algo examples Download the ZIP package from http://quantlabs.net/blog/2012/11/free-download-open-source-code-simple-test-of-microsoft-net-c-using-matlab-ne-builder-toolbox-matlab-csharp/ -
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MatrixTurn
MatixTurn is an AS3 Library used for Flash games optimizations.
MatixTurn is an AS3 Library used for Flash games optimizations. The technique is to transform each vector graphic animation, into cached matrices, for a better computer calculation and a very fast real time rendering. Keep your files low in datasize without manually transform each of your your movie clip in bitmap. All process is done on real time processing with integrated progress bar per-loading system. -
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Neural Network class library: Its a C/C++ implementation that provides following three neural architecture - Feed-forward network, Radial Basis function network, multi-layer perceptron and Self-Organizing Maps.
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Sequential and parallel implementation of string quicksorts(-select) . Articles: On the number of string lookups in BSTs (and related algorithms) with digital access/ Combining digital access and parallel partition for quicksort and quickselect.
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Programming Accessory Kit
PAK is a collection of library code to handle the overhead of coding
PAK is a collection of library code to handle the overhead of coding things like read-write locks, reflective multithreaded programming and simple file io. This is a java library collection, please see my API below... -
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ProximityForest
Efficient Approximate Nearest Neighbors for General Metric Spaces
A proximity forest is a data structure that allows for efficient computation of approximate nearest neighbors of arbitrary data elements in a metric space. See: O'Hara and Draper, "Are You Using the Right Approximate Nearest Neighbor Algorithm?", WACV 2013 (best student paper award). One application of a ProximityForest is given in the following CVPR publication: Stephen O'Hara and Bruce A. Draper, "Scalable Action Recognition with a Subspace Forest," IEEE Conference on Computer Vision and Pattern Recognition, 2012. This source code is provided without warranty and is available under the GPL license. More commercially-friendly licenses may be available. Please contact Stephen O'Hara for license options. Please view the wiki on this site for installation instructions and examples on reproducing the results of the papers. -
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Simple Fast Dictionary
Simple, small and fast dictionary lib on C
The library does quick search of dictionary words in arbitrary input strings. Known problems are known. :) See appropriate section in documentation. Also, only ASCII words and strings for now. -
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Syntactic is a simple C++ library for constructing general Neural networks. For now the library supports creation of multi layered networks for the Feedforward Backpropagation algorithm as well as Time Series Networks. More will be implemented soon.
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Parser Delphi class. Extendable parser that processes numbers (int/hex/float), text constants in quotation marks (with '' \' \n, \t, \u0000, etc), brackets, lists (comma separated elements), skips whitespaces and comments like //, /* */
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bps
A B-tree based associative array library.
B-tree with a twist pointer set. The ordered set approaches the speed of the fastest unordered, hash table based sets, while using several times less memory.
