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.. currentmodule:: scikits.learn | ||
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.. _changes_0_7: | ||
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0.7 | ||
=== | ||
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scikits.learn 0.7 was released in March 2011, roughly three months | ||
after the 0.6 release. This release is marked by the speed | ||
improvements in existing algorithms, like k-Nearest Neighbors and | ||
K-Means algorithm and by the inclusion of an efficient algorithm for | ||
computing the Ridge Generalized Cross Validation solution. Unlike the | ||
preceding release, no new modules where added to this release. | ||
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Changelog | ||
--------- | ||
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- Performance improvements for Gaussian Mixture Model sampling [Jan | ||
Schlüter]. | ||
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- Implementation of efficient leave-one-out cross-validated Ridge in | ||
:class:`linear_model.RidgeCV` [`Mathieu Blondel`_ ] | ||
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- Better handling of collinearity and early stopping in | ||
:func:`linear_model.lars_path` [`Alexandre Gramfort`_ and `Fabian | ||
Pedregosa`_ ]. | ||
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- Fixes for liblinear ordering of labels and sign of coefficients | ||
[Dan Yamins, Paolo Losi, `Mathieu Blondel`_ and `Fabian Pedregosa`_ ]. | ||
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- Performance improvements for Nearest Neighbors algorithm in | ||
high-dimensional spaces [`Fabian Pedregosa`_ ]. | ||
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- Performance improvements for :class:`cluster.KMeans` [`Gael | ||
Varoquaux`_ and `James Bergstra`_ ]. | ||
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- Sanity checks for SVM-based classes [`Mathieu Blondel`_ ]. | ||
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- Refactoring of :class:`neighbors.NeighborsClassifier` and | ||
:func:`neighbors.kneighbors_graph`: added different algorithms for | ||
the k-Nearest Neighbor Search and implemented a more stable | ||
algorithm for finding barycenter weigths [`Fabian Pedregosa`_ ]. | ||
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- Documentation improvements: Added | ||
:class:`pca.RandomizedPCA`. :class:`linear_model.LogisticRegression`. Also | ||
added references of matrices used for clustering and other fixes | ||
[`Gael Varoquaux`_, `Fabian Pedregosa`_, `Mathieu Blondel`_, | ||
`Olivier Grisel`_, Virgile Fritsch , Emmanuelle Gouillart ] | ||
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- Binded decision_function in classes that make use of liblinear_, | ||
dense and sparse variants, like :class:`svm.LinearSVC` or | ||
:class:`linear_model.LogisticRegression` [`Fabian Pedregosa`_ ]. | ||
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- Performance and API improvements to | ||
:func:`metrics.euclidian_distances` and to | ||
:class:`pca.RandomizedPCA` [`James Bergstra`_ ] | ||
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- Fix compilation issues under NetBSD [Kamel Ibn Hassen Derouiche] | ||
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- Allow input sequences of different lengths in :class:`hmm.GaussianHMM` | ||
[`Ron Weiss`_ ] | ||
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- Fix bug in affinity propagation caused by incorrect indexing [mxf] | ||
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People | ||
------ | ||
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People that made this release possible preceeded by number of commits: | ||
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- 85 `Fabian Pedregosa`_ | ||
- 67 `Mathieu Blondel`_ | ||
- 20 `Alexandre Gramfort`_ | ||
- 19 `James Bergstra`_ | ||
- 14 Dan Yamins | ||
- 13 `Olivier Grisel`_ | ||
- 12 `Gael Varoquaux`_ | ||
- 4 Edouard Duchesnay | ||
- 4 `Ron Weiss`_ | ||
- 2 Satrajit Ghosh | ||
- 2 `Vincent Dubourg`_ | ||
- 1 Emmanuelle Gouillart | ||
- 1 Kamel Ibn Hassen Derouiche | ||
- 1 Paolo Losi | ||
- 1 VirgileFritsch | ||
- 1 `Yaroslav Halchenko`_ | ||
- 1 mxf | ||
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.. _changes_0_6: | ||
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0.6 | ||
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* 2 Vincent Michel | ||
* 1 Chris Filo Gorgolewski | ||
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.. _Alexandre Gramfort: http://www-sop.inria.fr/members/Alexandre.Gramfort/index.fr.html | ||
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ogrisel
Member
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.. _Fabian Pedregosa: http://fseoane.net/blog/ | ||
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.. _Mathieu Blondel: http://www.mblondel.org/journal/ | ||
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.. _James Bergstra: http://www-etud.iro.umontreal.ca/~bergstrj/ | ||
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.. _liblinear: http://www.csie.ntu.edu.tw/~cjlin/liblinear/ | ||
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.. _Yaroslav Halchenko: http://www.onerussian.com/ |
http://www-sop.inria.fr/members/Alexandre.Gramfort/
is enough