Thiago Cardoso
0cf6d258e6
Merge branch 'master' into feature/naive
2014-06-07 23:46:07 -03:00
Bert Chang
d247bc18ea
Merge pull request #42 from nairboon/master
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use multiple return values instead of an array in InstancesTrainTestSplit
2014-06-07 09:52:25 +08:00
Remo Hertig
f77c1dcde0
use multiple return values instead of an array in InstancesTrainTestSplit
2014-06-06 21:33:17 +02:00
Richard Townsend
8cc8aeac60
Merge pull request #41 from hpxro7/bug/shuffle
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Fixed incorrect instance shuffling algorithm.
2014-06-06 12:11:36 +01:00
hpxro7
a54d473cdd
Fixed incorrect instance shuffling algorithm.
2014-06-05 21:54:57 -07:00
Bert Chang
e5a9ae4af2
Merge pull request #38 from penberg/travis-banner
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Add Travis CI banner to README
2014-05-31 16:24:57 +08:00
Bert Chang
bbcb4ef440
Merge pull request #37 from penberg/travis-cblas
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Install libatlas-base-dev for Blas package
2014-05-31 16:24:37 +08:00
Pekka Enberg
45b91dad87
Install libatlas-base-dev for Blas package
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The Go blas package requires libcblas to be present on the system.
Travis environments run Ubuntu Linux so we need to install
libatlas-base-dev.
Signed-off-by: Pekka Enberg <penberg@iki.fi>
2014-05-31 11:08:16 +03:00
Pekka Enberg
4c6355f192
Add Travis CI banner to README
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Signed-off-by: Pekka Enberg <penberg@iki.fi>
2014-05-31 10:52:17 +03:00
Stephen Whitworth
4fa0698748
Merge pull request #33 from Sentimentron/randomforests-upstream
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ID3 and random decision trees and random forests
2014-05-24 10:01:38 +01:00
Richard Townsend
4fd88d834f
@mish15's re-write of Predict()
2014-05-23 12:19:10 +01:00
Richard Townsend
ce2afe34fb
Benchmarking
2014-05-23 12:16:11 +01:00
Thiago Cardoso
90458d92ed
Added Predict function
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Added predict function along with its test. Current interface is the
same of the KNN example. In other words, only the class string is
returned from the PredictOne function.
2014-05-20 22:59:03 -03:00
Thiago Cardoso
86b18fe1c9
Finished Fit test for simple cases
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Added the logCondProb tests for a simple test case with two classes.
2014-05-20 21:41:57 -03:00
Richard Townsend
7a33d2b9b2
Making Fit() more idiomatic
2014-05-20 09:06:59 +01:00
Richard Townsend
61f65e04aa
Merge branch 'randomforests-upstream' of github.com:Sentimentron/golearn into randomforests-upstream
2014-05-19 12:59:25 +01:00
Richard Townsend
a6072ac9de
Package documentation
2014-05-19 12:59:11 +01:00
Richard Townsend
889fec4419
Examples for RandomForest, ID3 and Random trees
2014-05-19 12:42:03 +01:00
Thiago Cardoso
45e229be12
Refactoring for base.Instances
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Refactored the algorithm to use base.Instances. Rewrote the Fit method
to pre-calculate priors and conditional probabilities.
2014-05-18 23:23:51 -03:00
Thiago Cardoso
888dfc7e6d
Merge branch 'master' into feature/naive
2014-05-18 21:54:32 -03:00
Richard Townsend
ab39d0c972
Fixed race conditions
2014-05-18 20:59:46 +01:00
Richard Townsend
45ca6063f1
Not sure if this bagging version is better or not
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More more similar to "Attribute bagging:improving accuracy of classifier ensembles by using random feature subsets" (Brill)
2014-05-18 11:49:35 +01:00
Richard Townsend
1b0e2dce7c
Correction to randomisation and train-test split
2014-05-18 11:23:32 +01:00
Stephen Whitworth
5d1039f3d0
Merge pull request #32 from sjwhitworth/travis
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Travis
2014-05-17 22:32:28 +01:00
Stephen Whitworth
6cc6900da7
Shut up Travis
2014-05-17 21:50:53 +01:00
Stephen Whitworth
7c3e86d06c
Added travis build command
2014-05-17 21:48:42 +01:00
Richard Townsend
26660e1470
Corrected a problem with pruning, actual ID3 decision tree type
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Going to modify Bagging to select attributes on its own
2014-05-17 21:45:26 +01:00
Stephen Whitworth
b70e2a318a
Fixing up stuff for Travis
2014-05-17 21:41:10 +01:00
Stephen Whitworth
60cff544b8
Merge branch 'docs' into travis
2014-05-17 21:38:01 +01:00
Stephen Whitworth
22ab4092e7
Fixing up stuff for Travis
2014-05-17 21:33:48 +01:00
Stephen Whitworth
829f98b0a0
Update README.md
2014-05-17 21:20:34 +01:00
Stephen Whitworth
f5cd616f47
Update README.md
2014-05-17 21:19:31 +01:00
Stephen Whitworth
0fc6fb7cfa
Update README.md
2014-05-17 21:19:18 +01:00
Stephen Whitworth
cc4d6a60ef
Added some starter documentation.
2014-05-17 21:17:57 +01:00
Richard Townsend
12ace9def5
Identified source of the low accuracy
2014-05-17 20:37:19 +01:00
Stephen Whitworth
697fbde085
Rename travis.yml to .travis.yml
2014-05-17 20:34:15 +01:00
Stephen Whitworth
085b8e2a30
Create travis.yml
2014-05-17 20:32:40 +01:00
Stephen Whitworth
f22c62f1ed
Update README.md
2014-05-17 20:32:04 +01:00
Richard Townsend
13c0dc3eba
Reduced-error pruning
2014-05-17 18:06:01 +01:00
Richard Townsend
c516907b13
Passes all the tests
2014-05-17 17:35:10 +01:00
Richard Townsend
db3ac3c695
ID3 algorithm working
2014-05-17 17:28:51 +01:00
Richard Townsend
cf165695c8
ChiMerge seems to improve accuracy
2014-05-17 16:20:56 +01:00
Stephen Whitworth
c68e2eed28
Merge pull request #29 from Sentimentron/discretisation-upstream
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Equal-width and Chi-merge discretisation
2014-05-16 08:05:12 +01:00
Richard Townsend
fdb67a4355
Initial work on decision trees
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Random Forest has occasional disastrous accuracy:
never seen that happen in WEKA
2014-05-14 14:00:22 +01:00
Richard Townsend
f59cac6345
Equal-width and Chi-merge discretisation
2014-05-13 22:45:52 +01:00
Richard Townsend
c6972988ee
Merge pull request #27 from Sentimentron/instances
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Adds Attributes and Instances
2014-05-13 22:22:17 +01:00
Richard Townsend
a2c67592df
Adds Instances and Attributes type
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* Refactors KNNClassifier to use them
* csv handling moved back into base due to a circular dependency
* Also adds the datasets used to test CSV handling
2014-05-13 22:08:11 +01:00
Thiago Cardoso
0035dd184e
Bernoulli Naive Bayes: first draft
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This is the first draft of the bernoulli naive bayes implementation. It
is missing the Fit function tests and the Predict function.
2014-05-11 21:00:28 -03:00
Stephen Whitworth
9f3d9eaa64
Update linear_regression.go
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Removing merge conflict.
2014-05-06 23:13:02 +01:00
Stephen Whitworth
d069d68d05
Merge branch 'master' of https://github.com/sjwhitworth/golearn
2014-05-05 22:49:06 +01:00
