Projects running under linux.
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Logo BayesOpt, a Bayesian Optimization toolbox 0.4.1

by rmcantin - May 15, 2013, 19:36:40 CET [ Project Homepage BibTeX Download ] 754 views, 179 downloads, 1 subscription

About: BayesOpt is an efficient, C++ implementation of the Bayesian optimization methodology for nonlinear-optimization, experimental design and stochastic bandits. In the literature it is also called Sequential Kriging Optimization (SKO) or Efficient Global Optimization (EGO). There are also interfaces for C, Matlab/Octave and Python.

Changes:

-Fixed bugs.

-Improved and extended documentation.

-Extended and simplified API accross platforms.

-Extended functionality (new surrogate functions, new priors, new kernels, new criteria).

-Improved modularity of the optimization process to allow plotting and debugging of intermediate steps.

-Added more demos and examples.


Logo Somoclu 1.0

by peterwittek - May 14, 2013, 06:21:13 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 204 views, 39 downloads, 1 subscription

About: Somoclu is a cluster-oriented implementation of self-organizing maps. It relies on MPI for distributing the workload, and it can be accelerated by CUDA on a GPU cluster. A sparse kernel is also included, which is useful for training maps on vector spaces generated in text mining processes.

Changes:

Initial Announcement on mloss.org.


About: Robust learning of Bayesian Networks

Changes:

Initial Announcement on mloss.org.


Logo Information Theoretical Estimators 0.37

by szzoli - May 12, 2013, 15:35:39 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 10227 views, 2077 downloads, 1 subscription

About: ITE (Information Theoretical Estimators) is capable of estimating many different variants of entropy, mutual information, divergence, association measures and cross quantities. Thanks to its highly modular design, ITE supports additionally (i) the combinations of the estimation techniques, (ii) the easy construction and embedding of novel information theoretical estimators, and (iii) their immediate application in information theoretical optimization problems.

Changes:
  • K divergence estimation: added,

  • L divergence estimation: added,

  • kNN squared distance computation: refined.


Logo HLearn 1.0

by mikeizbicki - May 9, 2013, 05:58:18 CET [ Project Homepage BibTeX Download ] 679 views, 103 downloads, 1 subscription

About: HLearn makes simple machine learning routines available in Haskell by expressing them according to their algebraic structure

Changes:

Updated to version 1.0


Logo JMLR MSVMpack 1.3

by lauerfab - April 23, 2013, 10:44:37 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 5518 views, 2121 downloads, 1 subscription

About: MSVMpack is a Multi-class Support Vector Machine (M-SVM) package. It is dedicated to SVMs which can handle more than two classes without relying on decomposition methods and implements the four M-SVM models from the literature: Weston and Watkins M-SVM, Crammer and Singer M-SVM, Lee, Lin and Wahba M-SVM, and the M-SVM2 of Guermeur and Monfrini.

Changes:
  • Added Matlab interface.

Logo JMLR MultiBoost 1.2.00

by busarobi - April 22, 2013, 15:42:53 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 14212 views, 2488 downloads, 1 subscription

About: MultiBoost is a multi-purpose boosting package implemented in C++. It is based on the multi-class/multi-task AdaBoost.MH algorithm [Schapire-Singer, 1999]. Basic base learners (stumps, trees, products, Haar filters for image processing) can be easily complemented by new data representations and the corresponding base learners, without interfering with the main boosting engine.

Changes:
  • A new fast (sublinear in the number of instances) stump algorithm is implemented. The gain in time is proportional to the sparsity of the features (it is significant when a lot of instances take the most frequent feature value). See Section B.2 in the documentation.
  • A parametrized early stopping option is added in --traintest mode. We stop if the (smoothed) test error does not improve for a certain number of iterations. See Section 4.1.3 in the documentation.

Logo Armadillo library 3.810

by cu24gjf - April 22, 2013, 05:24:18 CET [ Project Homepage BibTeX Download ] 27251 views, 6183 downloads, 2 subscriptions

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About: Armadillo is a template C++ linear algebra library aiming towards a good balance between speed and ease of use. Matrix decompositions are provided through optional integration with LAPACK, or one of its high performance drop-in replacements (eg. Intel MKL).

Changes:
  • added fast Fourier transform
  • added handling of .imbue() and .transform() by submatrices and subcubes
  • added batch insertion constructors for sparse matrices
  • minor fix for multiplication of complex sparse matrices
  • better detection of recent Intel MKL versions during installation

Logo PredictionIO 0.3

by simonc - April 9, 2013, 03:31:15 CET [ Project Homepage BibTeX Download ] 475 views, 83 downloads, 1 subscription

About: Open Source Machine Learning Server

Changes:

Initial Announcement on mloss.org.


Logo JMLR Waffles 2013-04-06

by mgashler - April 7, 2013, 02:04:10 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 16154 views, 5319 downloads, 1 subscription

About: A broad collection of script-friendly command-line tools for machine learning and data mining tasks. (The command-line tools wrap functionality from a C++ class library.)

Changes:

See the change log at http://waffles.sourceforge.net/changelog.html


Logo JMLR Darwin 1.5.1

by sgould - March 31, 2013, 00:07:57 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 14854 views, 2797 downloads, 2 subscriptions

About: A platform-independent C++ framework for machine learning, graphical models, and computer vision research and development.

Changes:

Version 1.5.1:

  • Bug fixes and performance improvements in drwnPCA and drwnKMeans

Version 1.5:

  • Win32 threading implementation (drwnThreadPool)
  • Added standard command line option for setting random seed
  • Made drwnPersistentStorage thread safe (on Linux and Mac OS X)
  • Added drwnAverageRegions function
  • Added fast superpixel code (drwnFastSuperpixels)
  • Implemented drwnPersistentRecord interface for drwnSuperpixelContainer
  • Enhanced drwnSuperpixelContainer with additional member functions
  • Added image inpainting routines (drwnInPaint)
  • Bug fixes and performance improvements

Version 1.4:

  • dense and sparse linear program solver
  • upgraded to Eigen 3.1.1
  • sparse dot product
  • thread safe persistent storage
  • improved installation documentation
  • bug fixes and performance improvements

Logo EnsembleSVM 1.2

by claesenm - March 30, 2013, 14:04:13 CET [ Project Homepage BibTeX Download ] 838 views, 190 downloads, 1 subscription

About: The EnsembleSVM library offers functionality to perform ensemble learning using Support Vector Machine (SVM) base models. In particular, we offer routines for binary ensemble models using SVM base classifiers. Experimental results have shown the predictive performance to be comparable with standard SVM models but with drastically reduced training time. Ensemble learning with SVM models is particularly useful for semi-supervised tasks.

Changes:

Fixed bug in IndexedFile, which caused esvm-train to fail when used without bootstrap mask. Library API/ABI remain unchanged, library revision increased.


Logo JMLR dlib ml 18.1

by davis685 - March 25, 2013, 23:48:23 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 53421 views, 9344 downloads, 1 subscription

About: This project is a C++ toolkit containing machine learning algorithms and tools that facilitate creating complex software in C++ to solve real world problems.

Changes:

In addition to some bug fixes, this release also brings the following notable improvements to the library:

  • The SURF feature extraction tool has higher matching accuracy than in previous dlib releases.
  • The cutting plane optimizer is now faster
  • A new tool for computing the singular value decomposition of very large matrices
  • A new tool for performing canonical correlation analysis on large datasets
  • A new tool for easily writing parallel for loops

Logo Rchemcpp 1.1.1

by klambaue - March 21, 2013, 13:28:09 CET [ Project Homepage BibTeX Download ] 811 views, 183 downloads, 1 subscription

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About: The Rchemcpp package implements the marginalized graph kernel and extensions, Tanimoto kernels, graph kernels, pharmacophore and 3D kernels suggested for measuring the similarity of molecules.

Changes:

Improved documentation and data handling.


Logo KMLib sparse GPU SVM 0.1

by ksopyla - March 20, 2013, 14:30:08 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 454 views, 83 downloads, 1 subscription

About: Support Vectors Machine library in .net with CUDA support. Library includes GPU SVM solver for kernels linear,RBF,Chi-Square and Exp Chi-Square which use NVIDIA CUDA technology. It allows for classification of feature rich sparse datasets through utilization of sparse matrix formats CSR, Ellpack-R or Sliced EllR-T

Changes:

Initial Announcement on mloss.org.


Logo Tapkee 1.0rc1

by blackburn - March 18, 2013, 13:04:41 CET [ Project Homepage BibTeX Download ] 1813 views, 333 downloads, 0 subscriptions

About: Tapkee is an efficient and flexible C++ template library for dimensionality reduction.

Changes:

Initial Announcement on mloss.org.


Logo JMLR SHOGUN 2.1.0

by sonne - March 17, 2013, 13:59:34 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 41115 views, 8607 downloads, 4 subscriptions

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About: The SHOGUN machine learning toolbox's focus is on large scale learning methods with focus on Support Vector Machines (SVM), providing interfaces to python, octave, matlab, r and the command line.

Changes:

This release also contains several enhancements, cleanups and bugfixes:

Features

  • Linear Time MMD two-sample test now works on streaming-features, which allows to perform tests on infinite amounts of data. A block size may be specified for fast processing. The below features were also added. By Heiko Strathmann.
  • It is now possible to ask streaming features to produce an instance of streamed features that are stored in memory and returned as a CFeatures* object of corresponding type. See CStreamingFeatures::get_streamed_features().
  • New concept of artificial data generator classes: Based on streaming features. First implemented instances are CMeanShiftDataGenerator and CGaussianBlobsDataGenerator. Use above new concepts to get non-streaming data if desired.
  • Accelerated projected gradient multiclass logistic regression classifier by Sergey Lisitsyn.
  • New CCSOSVM based structured output solver by Viktor Gal
  • A collection of kernel selection methods for MMD-based kernel two- sample tests, including optimal kernel choice for single and combined kernels for the linear time MMD. This finishes the kernel MMD framework and also comes with new, more illustrative examples and tests. By Heiko Strathmann.
  • Alpha version of Perl modular interface developed by Christian Montanari.
  • New framework for unit-tests based on googletest and googlemock by Viktor Gal. A (growing) number of unit-tests from now on ensures basic funcionality of our framework. Since the examples do not have to take this role anymore, they should become more ilustrative in the future.
  • Changed the core of dimension reduction algorithms to the Tapkee library.

Bugfixes

  • Fix for shallow copy of gaussian kernel by Matt Aasted.
  • Fixed a bug when using StringFeatures along with kernel machines in cross-validation which cause an assertion error. Thanks to Eric (yoo)!
  • Fix for 3-class case training of MulticlassLibSVM reported by Arya Iranmehr that was suggested by Oksana Bayda.
  • Fix for wrong Spectrum mismatch RBF construction in static interfaces reported by Nona Kermani.
  • Fix for wrong include in SGMatrix causing build fail on Mac OS X (thanks to @bianjiang).
  • Fixed a bug that caused kernel machines to return non-sense when using custom kernel matrices with subsets attached to them.
  • Fix for parameter dictionary creationg causing dereferencing null pointers with gaussian processes parameter selection.
  • Fixed a bug in exact GP regression that caused wrong results.
  • Fixed a bug in exact GP regression that produced memory errors/crashes.
  • Fix for a bug with static interfaces causing all outputs to be -1/+1 instead of real scores (reported by Kamikawa Masahisa).

Cleanup and API Changes

  • SGStringList is now based on SGReferencedData.
  • "confidences" in context of CLabel and subclasses are now "values".
  • CLinearTimeMMD constructor changes, only streaming features allowed.
  • CDataGenerator will soon be removed and replaced by new streaming- based classes.
  • SGVector, SGMatrix, SGSparseVector, SGSparseVector, SGSparseMatrix refactoring: Now contains load/save routines, relevant functions from CMath, and implementations went to .cpp file.

Logo OpenOpt 0.45

by Dmitrey - March 15, 2013, 14:27:12 CET [ Project Homepage BibTeX Download ] 29167 views, 6210 downloads, 1 subscription

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About: Universal Python-written numerical optimization toolbox. Problems: NLP, LP, QP, NSP, MILP, LSP, LLSP, MMP, GLP, SLE, MOP etc; general logical constraints, categorical variables, automatic differentiation, interval analysis, many other goodies

Changes:

http://openopt.org/Changelog


About: The CTBN-RLE is a C++ package of executables and libraries for inference and learning algorithms for continuous time Bayesian networks (CTBNs).

Changes:

Markov decision processes added (Kan & Shelton 2008) [ctmdp.h]

Mean field inference added (Cohn, El-Hay, Friedman, & Kupferman 2009) [meanfieldinf.h]

Factored uniformization for filtering added (Celikkaya & Shelton 2011) [uniformizedfactoredinf.h]

Auxilliary Gibbs sampling added (Rao & Teh 2011) [gibbsauxsampler.h]

Multi-threading for EM added

many speed improvements

unit testing improved [tst/]

new demo "main" programs added [demo/]

file format changed to XML-ish format (with old methods still there for conversion)

matrix switched to Eigen package (with option to return to old matrix)

glpk now included

initial cmake functionality


Logo MLDemos 0.5.1

by basilio - March 2, 2013, 16:06:13 CET [ Project Homepage BibTeX Download ] 12988 views, 2927 downloads, 2 subscriptions

About: MLDemos is a user-friendly visualization interface for various machine learning algorithms for classification, regression, clustering, projection, dynamical systems, reward maximisation and reinforcement learning.

Changes:

New Visualization and Dataset Features Added 3D visualization of samples and classification, regression and maximization results Added Visualization panel with individual plots, correlations, density, etc. Added Editing tools to drag/magnet data, change class, increase or decrease dimensions of the dataset Added categorical dimensions (indexed dimensions with non-numerical values) Added Dataset Editing panel to swap, delete and rename dimensions, classes or categorical values Several bug-fixes for display, import/export of data, classification performance

New Algorithms and methodologies Added Projections to pre-process data (which can then be classified/regressed/clustered), with LDA, PCA, KernelPCA, ICA, CCA Added Grid-Search panel for batch-testing ranges of values for up to two parameters at a time Added One-vs-All multi-class classification for non-multi-class algorithms Trained models can now be kept and tested on new data (training on one dataset, testing on another) Added a dataset generator panel for standard toy datasets (e.g. swissroll, checkerboard,...) Added a number of clustering, regression and classification algorithms (FLAME, DBSCAN, LOWESS, CCA, KMEANS++, GP Classification, Random Forests) Added Save/Load Model option for GMMs and SVMs Added Growing Hierarchical Self Organizing Maps (original code by Michael Dittenbach) Added Automatic Relevance Determination for SVM with RBF kernel (Thanks to Ashwini Shukla!)


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