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Logo MPIKmeans 1.5

by pgehler - January 16, 2009, 15:48:47 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 14186 views, 2651 downloads, 1 subscription

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About: A K-means clustering implementation for command-line, Python, Matlab and C. This algorithm yields the very same solution as standard Kmeans, even after each iteration. However it uses some triangle [...]

Changes:

Initial Announcement on mloss.org.


Logo MLPY Machine Learning Py 2.1.0

by albanese - November 24, 2009, 10:27:46 CET [ Project Homepage BibTeX Download ] 12120 views, 2735 downloads, 2 subscriptions

About: Machine Learning PYthon (mlpy) is a high-performance Python package for predictive modeling.

Changes:

New features:

  • Svm optimal offset option added
  • FSSun for feature weighting/selection added
  • Dlda: adaptive offset for classification implemented
  • Srda: memory usage optimization, speeded up
  • added Tversky kernel for SVM

Bug fixes:

  • fixed gaussian weights for SVM

Logo Shark 2.3.0

by igel - October 24, 2009, 22:12:48 CET [ Project Homepage BibTeX Download ] 11441 views, 1929 downloads, 1 subscription

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About: SHARK is a modular C++ library for the design and optimization of adaptive systems. It provides various machine learning and computational intelligence techniques.

Changes:
  • new build system
  • minor bug fixes

Logo SHOGUN 0.9.1

by sonne - November 16, 2009, 11:02:41 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 10920 views, 2075 downloads, 5 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 contains several enhancements, cleanups and bugfixes:

Features

  • Integrate LaRank.
  • Memory Mapped Features (for data sets that don't fit into memory).
  • Compressor module with compression and decompression support for lzo, gzip, bzip2 and lzma.
  • Compressed String Features with on-the-fly decompression (CDecompressString preproc).
  • Parallel computation of get_kernel_matrix().
  • One may now prefix all shogun print/outputs with file name and line number (obj.io.enable_file_and_line())
  • Chinese Documentation thanks Elpmis Lee.

Bugfixes

  • Fix One class MKL testing in static interfaces.
  • Configure fixes: Let octave not write history on configure; fail when cplex is forcefully enabled but not found; add cplex 12 support.
  • Fix a problem with regression and CombinedKernels employing only Custom kernels.

Cleanup and API Changes

  • String Features now (like SimpleFeatures) upon get_feature_vector require an additional do_free argument and need to be freed using free_feature_vector.

Logo LWPR 1.2.3

by sklanke - November 12, 2009, 11:57:54 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 10741 views, 1229 downloads, 1 subscription

About: Locally Weighted Projection Regression (LWPR) is a recent algorithm that achieves nonlinear function approximation in high dimensional spaces with redundant and irrelevant input dimensions. At its [...]

Changes:

Version 1.2.3

  • Corrected bugs in the Python module (missing Py_DECREF in functions returning multiple numpy arrays that led to a memory leak, as well as bad preprocessor directive "USE_EXPAT" instead of "HAVE_LIBEXPAT") Thanks to Benjamin Dittes

  • Corrected bad preprocessor directive (see above) in C++ wrapper lwpr.hh. Also added casts between signed and unsigned integers in lwpr.hh and cross.cc Thanks to Peter Pastor, Robert Nickl and Adrian Haith


Logo PyMVPA Multivariate Pattern Analysis in Python 0.4.4

by yarikoptic - February 7, 2010, 16:48:00 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 10063 views, 1935 downloads, 1 subscription

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About: Python module to ease pattern classification analyses of large datasets. It provides high-level abstraction of typical processing steps (e.g. data preparation, classification, feature selection, [...]

Changes:

0.4.4 (Mon, Feb 2 2010) (Total: 144 commits)

Primarily a bugfix release, probably the last in 0.4 series since development for 0.5 release is leaping forward.

  • New functionality (19 NF commits):

o GNB implements Gaussian Naïve Bayes Classifier.

o read_fsl_design() to read FSL FEAT design.fsf files (Contributed by Russell A. Poldrack).

o SequenceStats to provide basic statistics on labels sequence (counter-balancing, autocorrelation).

o New exceptions DegenerateInputError and FailedToTrainError to be thrown by classifiers primarily during training/testing.

o Debug target STATMC to report on progress of Monte-Carlo sampling (during permutation testing).

  • Refactored (15 RF commits):

o To get users prepared to 0.5 release, internally and in some examples/documentation, access to states and parameters is done via corresponding collections, not from the top level object (e.g. clf.states.predictions instead of soon-to-be-deprecated clf.predictions). That should lead also to improved performance.

o Adopted copy.py from python2.6 (support Ellipsis as well). ed (38 BF commits):

o GLM output does not depend on the enabled states any more.

o Variety of docstrings fixed and/or improved.

o Do not derive NaN scaling for SVM’s C whenever data is degenerate (lead to never finishing SVM training).

o sg : + KRR is optional now – avoids crashing if KRR is not available.

  • tolerance to absent set_precompute_matrix in svmlight in recent shogun versions.

  • support for recent (present in 0.9.1) API change in exposing debug levels.

o Python 2.4 compatibility issues: kNN and IFS


Logo dlib ml 17.26

by davis685 - March 7, 2010, 21:37:42 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 9356 views, 2086 downloads, 1 subscription

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

Changes:

This release adds a general purpose implementation of the OCA optimizer, OCAS SVM trainer, and support for loading and saving LIBSVM formatted data files.


Logo JMLR pebl Python Environment for Bayesian Learning 1.0.1

by abhik - March 5, 2009, 00:05:28 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 9126 views, 848 downloads, 1 subscription

About: Pebl is a python library and command line application for learning the structure of a Bayesian network given prior knowledge and observations.

Changes:

Updated version to 1.0.1


Logo r-cran-caret 4.30

by r-cran-robot - November 9, 2009, 00:00:00 CET [ Project Homepage BibTeX Download ] 8135 views, 2575 downloads, 1 subscription

About: Classification and Regression Training

Changes:

Fetched by r-cran-robot on 2009-11-17 07:16:04.565669


Logo JMLR LIBLINEAR 1.32

by biconnect - September 3, 2008, 17:35:24 CET [ Project Homepage BibTeX BibTeX for corresponding Paper Download ] 7814 views, 851 downloads, 1 subscription

About: LIBLINEAR is a linear classifier for data with millions of instances and features. It supports L2-regularized logistic regression (LR), L2-loss linear SVM, L1-loss linear SVM, and multi-class SVM

Changes:

Initial Announcement on mloss.org.


Showing Items 1-10 of 237 on page 1 of 24: 1 2 3 4 5 6 Next Last