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| -rw-r--r-- | gnu/packages/statistics.scm | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm index c099fbbfa5..e685cdf4a5 100644 --- a/gnu/packages/statistics.scm +++ b/gnu/packages/statistics.scm @@ -468,6 +468,63 @@ publication-quality data plots. A large amount of 3rd-party packages are available, greatly increasing its breadth and scope.") (license license:gpl3+))) +(define-public python-dcor + (package + (name "python-dcor") + (version "0.6") + (source + (origin + (method url-fetch) + (uri (pypi-uri "dcor" version)) + (sha256 + (base32 "0cc4an2p3ifm62d50w5h83myyhck6vcnrgp691rpid0x21v9glzm")))) + (build-system pyproject-build-system) + (arguments + (list + #:test-flags + #~(list "-k" (string-join + ;; TODO: Report upstream, failing with NumPy deprecation + ;; warning and errors: + ;; AttributeError: 'numpy.ndarray' object has no attribute '_array'. + ;; AttributeError: module 'numpy' has no attribute 'bool'. + (list "not test_u_v_statistics" + "test_same_distribution_different_means" + "test_same_distribution_same_parameters" + "test_independent_variables" + "test_same_variable") + " and not ") + "dcor/tests"))) + (native-inputs + (list python-pytest + python-setuptools-next)) + (propagated-inputs + (list python-joblib + python-numba + python-numpy + python-scipy)) + (home-page "https://dcor.readthedocs.io/") + (synopsis "Distance correlation and related E-statistics in Python") + (description + "@code{dcor} is distance correlation and energy statistics in Python. + +E-statistics are functions of distances between statistical observations in +metric spaces. Distance covariance and distance correlation are dependency +measures between random vectors introduced in +@url{https://github.com/vnmabus/dcor#srb07,[SRB07]} with a simple E-statistic +estimator. + +This package offers functions for calculating several E-statistics such as: + +@itemize +@item estimator of the energy distance +@url{https://github.com/vnmabus/dcor#sr13,[SR13]} +@item biased and unbiased estimators of distance covariance and distance +correlation @url{https://github.com/vnmabus/dcor#srb07,[SRB07]} +@item estimators of the partial distance covariance and partial distance +covariance @url{https://github.com/vnmabus/dcor#sr14,[SR14]} +@end itemize") + (license license:expat))) + (define-public python-dynesty (package (name "python-dynesty") |