Showing 1651 open source projects for "java open source"

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  • 1
    CasADi
    A symbolic framework for C++, Python and Octave implementing automatic differentiation by source code transformation in forward and reverse modes on sparse matrix-valued computational graphs.
    Downloads: 4 This Week
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  • 2
    Software for exploring & solving polyform puzzles, written in Python. Includes solvers for: pentominoes/polyominoes, solid pentominoes, Soma cubes, polycubes, polyiamonds, polyhexes, polysticks, and more to come.
    Downloads: 1 This Week
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  • 3
    SigPack

    SigPack

    SigPack - A signal processing library using Armadillo

    SigPack is a C++ signal processing library using the Armadillo library as a base. The API will be familiar for those who has used IT++ and Octave/Matlab.
    Downloads: 2 This Week
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  • 4
    Javaluator

    Javaluator

    A java infix evaluator based on "Shunting Yard" algorithm.

    Evaluate an arithmetic expression is as simple as: Double result = new DoubleEvaluator().evaluate("(e^3-1)*sin(pi/4)*ln(pi^2)"). But Javaluator provides you with much more ... Key features: - Functions support, including variable argument count. - Constants support: e, pi, etc ... - Variables support: Example sin(x) for x = pi/4. - Highly configurable: Reduce the built-in operator or function sets, define your own brackets. - Extensible: Define your own grammar, or extends the...
    Downloads: 1 This Week
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  • 5

    dupost

    Dual Porosity Stokes model implemented with FEniCS

    A coupled dual porosity Stokes model implemented with FEniCS. References: 1. C. Douglas, X. Hu, B. Bai, X. He, M. Wei and J. Hou, "A Data Assimilation Enabled Model for Coupling Dual Porosity Flow with Free Flow," 2018 17th International Symposium on Distributed Computing and Applications for Business Engineering and Science (DCABES), Wuxi, 2018, pp. 304-307. doi: 10.1109/DCABES.2018.00085 2. Hu X., Douglas C.C. (2019) An Implementation of a Coupled Dual-Porosity-Stokes Model with...
    Downloads: 0 This Week
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  • 6

    oj! Algorithms

    Mathematics, linear algebra and optimisation

    oj! Algorithms - ojAlgo - is Open Source Java code that has to do with mathematics, linear algebra and optimisation; particularly (but certainly not exclusively) suitable for the financial domain.
    Downloads: 0 This Week
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  • 7
    ADiGator

    ADiGator

    A MATLAB Automatic Differentiation Tool

    ADiGator is a source transformation via operator overloading tool for the automatic differentiation of mathematical functions written in MATLAB. Given a user written file, together with information on the inputs of said file, ADiGator uses forward mode automatic differentiation to generate a new file which contains the calculations required to compute the numeric derivatives of the original user function. Furthermore, these calculations are written entirely in the native MATLAB language,...
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    Downloads: 6 This Week
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  • 8
    newLISP for BSDs, LINUX, MacOS X, SunOS and Win32: small, fast 350+ functions, a -C-, MySQL, PostgreSQL, SQLite, ODBC, TCP/IP, UDP, XML, Java interface, string processing, regular expressions , math, financial, statistical functions, Win32 DLL
    Downloads: 4 This Week
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  • 9

    Multidimensional Array (MDA)

    Multidimensional array implementation

    Multidimensional Array (MDA) is a class for creating and using multi-dimensional arrays. Storage for the array is based on a templated C++ STL vector class. The beauty of the STL vector class is that it automagically resizes itself when constructing or copying. Caveat Emptor. The multidimensional arrays are indexed using unsigned integers. The types that may stored may be any that provide a copy and assignment operator.
    Downloads: 0 This Week
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    Rezku Point of Sale

    Designed for Real-World Restaurant Operations

    Rezku is an all-inclusive ordering platform and management solution for all types of restaurant and bar concepts. You can now get a fully custom branded downloadable smartphone ordering app for your restaurant exclusively from Rezku.
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  • 10
    VEmath

    VEmath

    Arduino library of mathematical functions

    This library can help to add some algebra to your Arduino project.
    Downloads: 0 This Week
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  • 11
    Finite Transform Library

    Finite Transform Library

    A Library is for Finite Transforms

    The Library is for Finite Transforms such as the Number Theoretic Transform (NTT) and Finite Radon Transform (FRT). Current modules include NTTW for NTTs with high resolution (microsecond) timing, basic array and imaging. The transforms are optimised for performance.
    Downloads: 0 This Week
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  • 12

    libirt

    The new site is at http://psychometricon.net/libirt/

    The new site is at http://psychometricon.net/libirt/ Library of functions to estimate the items and abilities from the responses of subjects to a questionnaire. The IRT models supported are the logistic model, the multivariate logistic model, the graded model and smoothing by penalization and kernel.
    Downloads: 0 This Week
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  • 13

    cocolib / light field suite

    CUDA library for continuous optimization and light field analysis

    Library for continuous convex optimization in image analysis, together with a command line tool and Matlab interface. Implements several recent algorithms for inverse problems and image segmentation with total variation regularizers and vectorial multilabel transition costs. Also included is a suite for variational light field analysis, which ties into the HCI light field benchmark set and givens reference implementations for a number of our recently published algorithms. *** NOTE: ...
    Downloads: 0 This Week
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  • 14
    lottie vectors

    lottie vectors

    Create, display and process 2D vectors in a 3D window.

    Lottie Vectors is an application for Matlab that alows you to do some pretty neat things -with vectors. More exactly -displaying them in ways that hopefully will allow you to explore and better understand your vector data. The basic idea is simple, take a vector defined in one of a few different types of data formats and map it on the screen. Add another vector and you start to form a 'route'. Each route or position vector can be accompanied with a 'force' vector. This can be used to...
    Downloads: 0 This Week
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  • 15
    ATLAS (Automatically Tuned Linear Algebra Software) provides highly optimized Linear Algebra kernels for arbitrary cache-based architectures. ATLAS provides ANSI C and Fortran77 interfaces for the entire BLAS API, and a small portion of the LAPACK AP
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    Downloads: 42 This Week
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  • 16

    ampclib

    Arithmetic Multlple Precision Computation Library

    ampclib is a simple to use platform independed C++ library for arithmetic multiple precision computations with a ritch and self explaining interface. It provides number theoretic functions and primality tests. The ampclib consists of three classes: +Integer (multiple precision integers) +Rational (multiple precision rational numbers using the Integer class) +Primes (prime number computations and number theoretic functions for unsigned 32 bit integers) The latest release contains...
    Downloads: 0 This Week
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  • 17
    SparesPOP is a MATLAB implementation of a sparse semidefinite programming (SDP) relaxation method proposed for polynomial optimization problems (POPs). Please send a message to kojima-spop@is.titech.ac.jp if you have any question and/or request. We also release SparsePOPC++ and SparsePOPC++-windows. Both implementations are SparsePOP which does not use MATLAB, but only C++. In particular, SparsePOPC++-windows contains a binary file which works on Windows, and does not require to compile.
    Downloads: 9 This Week
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  • 18
    A package for computations with finite automata (rooted tree automorphisms) for the GAP system, http://www.gap-system.org.
    Downloads: 0 This Week
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  • 19
    A Python interface to the GSL library. The wrapper covers nearly everything GSL provides.
    Downloads: 4 This Week
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  • 20
    Plots a parameterized family of curves
    Downloads: 0 This Week
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  • 21
    An R package for metrology. metRology provides classes and calculation and plotting functions for metrology applications, including measurement uncertainty estimation and (eventually) inter-laboratory metrology comparison studies.
    Downloads: 0 This Week
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  • 22
    Numerics for Chemical Engineering

    Numerics for Chemical Engineering

    Numerical models for chemical and process engineering

    NCE Calculation Framework is a library of routines, models and data applicable to chemical and process engineering calculations, written in Java. -- NEW -- www.chesolver.com *ONLINE CALCULATORS*. A set of solvers to perform calculations consistently on any device, from smart-phone to desktop. The project includes the following ready to use software all based on the same core library: * Online Calculators at www.chesolver.com * Extensions for Libreoffice/Openoffice Calc...
    Downloads: 2 This Week
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  • 23
    PaCal
    ProbAbilistic CALculator - a package for computing with probability distributions
    Downloads: 1 This Week
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  • 24
    TSP Solver and Generator

    TSP Solver and Generator

    Generate and solve Travelling Salesman Problem tasks

    TSPSG is intended to generate and solve Travelling Salesman Problem (TSP) tasks. It uses Branch and Bound method for solving. An input is a number of cities and a matrix of city-to-city travel prices. The matrix can be populated with random values in a given range (useful for generating tasks). The result is an optimal route, its price, step-by-step matrices of solving and solving graph. The task can be saved in internal binary format and opened later. The result can be printed or saved as...
    Downloads: 4 This Week
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  • 25

    TimescapeGlobal

    a space-time interpolation geostatistical tool

    ...On the other hand, most of the distributions of variables used in Earth and environmental sciences show patterns of change over time, not only in space. This tool is a free, open-source software, based on a generalization of the Inverse Distance Weighted algorithm. It outputs three-dimensional, layered discrete models from which time series and equal-time GIS Grid layers can be extracted.
    Downloads: 0 This Week
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