d71c52929a
Handle_unknown option to OneHotEncoder
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OneHotEncoder fails with a error that is not helpful if a missing
categorical feature is present during transformation.
Add handle_unknown with an "error" and an "ignore" option.
2014-10-24 13:23:53 +02:00
cd7b43ccf9
TST make catch_warnings blocks more robust
2014-10-12 18:20:18 +02:00
52adb5cae7
ENH Add 'axis' argument to sparsefuncs.mean_variance_axis
2014-09-03 13:47:48 +02:00
cbcae0459c
FIX Support unseen labels LabelBinarizer and test
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This fix restores the default behavior of 0.14.1 for backward
compat.
2014-07-29 16:21:04 +02:00
9f45e3730f
Modified sparse OvR to handle sparse target data
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Defaulted label binarizer to set sparse_output=True when training ovr
classifiers, edited Label binarizer to allow for sparse binary column output
2014-07-18 12:10:50 +02:00
7768a3059b
ENH: enable y to only implement the array interface
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For instance y could be a pandas' dataframe
2014-07-17 11:44:07 +02:00
9c1217ce5b
TYPO remove mutli (did you mean Muttley?)
2014-07-15 12:09:45 +02:00
b65e4c8d9d
FIX MinMaxScaler behavior on 1D inputs.
2014-07-13 18:35:21 +02:00
5358be563a
TST crank up preprocessing tests to 99% coverage
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Fixes #3347 . (nosetests reports no missing lines, so 99% seems to
be a roundoff error, or a hint that 100% coverage is impossible :p)
2014-07-06 14:43:26 +02:00
2bfca14c49
ENH sparse matrix support in label binarization
2014-06-25 16:15:19 -04:00
60e8aeaf22
TST test interaction features outside doctest
2014-06-07 15:00:41 +02:00
28eb1ebe15
Assert or ignore all sequence of sequences deprecation warnings
2014-06-05 11:20:36 +02:00
9cfa1f38ad
TST stronger test for non-integers in MultiLabelBinarizer
2014-06-05 11:20:36 +02:00
5b4a3c8d41
TST Validate input MultiLabelBinarizer.inverse_transform
2014-06-05 11:20:36 +02:00
4dfde8bd54
FIX No set construction shorthand in Py2.6
2014-06-05 11:20:36 +02:00
bbc3e7e668
COSMIT use mlb for MultiLabelBinarizer instances
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This class had been called LabelSetsBinarizer, for which lsb was appropriate
2014-06-05 11:20:36 +02:00
742505d870
FIX remove duplicates in MultiLabelBinarizer
2014-06-05 11:20:35 +02:00
18c399e20a
MAINT deprecate sequences of sequences support
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* add warnings
* provide alternative binarizer, sklearn.preprocessing.MultiLabelBinarizer
* fix documentation
2014-06-05 11:20:35 +02:00
724b63a16c
Replacing the test .todense() methods with .toarray()
2014-05-20 21:44:34 -04:00
32c843b4b9
COSMIT: pep8, trailing spaces
2014-03-29 17:59:35 +01:00
14b435c136
Merge pull request #2938 from jnothman/clean_impute
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[MRG+1] some clean-up in Imputer, particularly in calculation of sparse median
2014-03-11 19:18:05 -07:00
43da4ad830
ENH/TST remove unnecessary sorts and complete testing for sparse median
2014-03-04 00:16:49 +11:00
276e260486
ENH add sparse parameter to OneHotEncoder
2014-03-01 17:21:24 +01:00
0a488ff642
FIX OneHotEncoder: check value max when n_values is integral
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Fixes #2839 .
2014-02-27 22:10:55 +01:00
dbc26ce996
COSMIT remove unused imports and variables
2014-02-03 19:43:56 +11:00
9e432a88b7
COSMIT: PEP8 in test_imputation
2014-01-16 14:29:48 +01:00
c931854120
FIX: Don't copy X at imputation in the sparse case
2014-01-01 17:52:18 +01:00
08debe2cca
FIX: Ensure expected behaviour when copy=True|False in Imputer
2014-01-01 17:52:05 +01:00
67158600e5
TST: remove stray print statement
2013-11-16 07:28:47 -08:00
f372e126c0
fix ordering & docs of PolynomialFeatures
2013-11-15 08:10:15 -08:00
4c00042f33
reorder polynomial features
2013-11-14 16:59:21 -08:00
2983ab900b
TST: fix doctests & pep8
2013-11-13 04:44:19 -08:00
568c43d6f3
ENH: add PolynomialFeatures preprocessor
2013-11-11 17:18:16 -08:00
067ace1c5d
Using assert_equal routine from nose
2013-11-06 13:37:07 +05:30
6f8186f78a
Adding a test for verifying the shape of imputed matrices
2013-11-06 10:24:29 +05:30
8c987efe0a
FIX issue #1993: passing a multilabel indicator is no more noop
2013-09-16 13:40:26 +02:00
89011e369a
MISC: deprecate balance_weights (it's internal)
2013-07-29 03:06:58 +02:00
e3a764db5e
FIX backward compatibility was broken
2013-07-29 03:06:58 +02:00
8ec572dfa6
COMPAT: median and nans in old numpys
2013-07-27 16:46:44 +02:00
47c9a07548
addressing @ogrisel's comments: catch warnings in test, no unneeded digits
2013-07-27 15:19:32 +02:00
0c82974f7c
FIX/ENH make StandardScaler convert int input to float and warn about it, instead of warning and rounding for dense and crashing for sparse.
2013-07-27 15:19:32 +02:00
43bff76bbe
FIX warning tests in preprocessing
2013-07-27 15:01:51 +02:00
2c5ea34e20
More explicit tests in test_label_binarizer_column_y
2013-07-27 13:41:52 +02:00
fd8bef992b
TST add regression test for label_binarizer
2013-07-27 13:30:00 +02:00
f713996882
pyflakes and pep8
2013-07-26 17:08:59 +02:00
9cb320dd6d
Imp move OneHotEncoder to preprocessing/data.py
2013-07-26 17:08:59 +02:00
bc36ad0399
Fix imports
2013-07-26 17:08:58 +02:00
15984d9a55
Del unused imports in preprocessing + pep8
2013-07-26 17:08:58 +02:00
b8201b452f
Imp splitting of test_preprocessing.py
2013-07-26 17:08:58 +02:00
c9d27f3dc0
Move preprocessing.py to sklearn/.
2012-01-21 05:39:34 +09:00
MechCoder