| Rev | Line | |
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| [9374] | 1 | # Description: Test for bagging as defined in bagging.py |
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| 2 | # Category: modelling |
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| 3 | # Uses: adult_sample.tab, bagging.py |
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| 4 | # Referenced: c_bagging.htm |
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| 5 | # Classes: orngTest.crossValidation |
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| 6 | |
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| 7 | import orange, orngTree, orngStat, orngTest, orngStat, bagging |
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| 8 | data = orange.ExampleTable("../../datasets/adult_sample") |
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| 9 | |
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| 10 | tree = orngTree.TreeLearner(mForPrunning=10, minExamples=30) |
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| 11 | tree.name = "tree" |
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| 12 | baggedTree = bagging.Learner(learner=tree, t=5) |
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| 13 | |
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| 14 | learners = [tree, baggedTree] |
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| 15 | |
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| 16 | results = orngTest.crossValidation(learners, data, folds=5) |
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| 17 | for i in range(len(learners)): |
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| 18 | print "%s: %5.3f" % (learners[i].name, orngStat.CA(results)[i]) |
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