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History for learning.py - GAT007/aima-python · GitHub

Commits

History for

Commits on Nov 14, 2011

Move CountingProbDist to learning.py and use it in NaiveBayesLearner. Make NaiveBayesLearner use target-value frequencies too.
darius
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03e6861

Commits on Oct 31, 2011

Shortened comment.
darius
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d22bc74
Added code to make a replicated training set.
darius
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60f022a

Commits on Oct 29, 2011

Added scalar clip function.
darius
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50e8f0f

Commits on Oct 28, 2011

Don't compare strings with 'is not'. (Broke things in pypy.) Also show Struct members in sorted order so doctests work in pypy.
darius
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081f6fa

Commits on Oct 25, 2011

Fixed some bugs in AdaBoost.
darius
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97abf67

Commits on Oct 24, 2011

Probably-saner divide-by-0 handling in AdaBoost.
darius
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8310684
Filled in WeightedMajority.
darius
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5e39c8f

Commits on Oct 23, 2011

Tweaked information_content().
darius
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274b629
Tweaked information_gain().
darius
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8cfb62d
Fixed typo in untested code.
darius
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9639eed
Changed NotImplemented to something that actually complains. Lack of this bit me.
darius
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3f2f99e
Fixed normalize() to work on []. Added AdaBoost.
darius
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60a20a4
Oops, s/No/False/ as there is no No.
darius
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004f873
Tweak: use generator comprehension.
darius
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e6c9b29
Use heapq.nsmallest in NearestNeighborLearner.
darius
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0c0999f
Replaced Learner with a functional interface. This is a pretty big change you might especially want to review.
darius
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4aa43fb
Extract decision_tree_predict().
darius
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305e702
Move distance function into DataSet where users can change it.
darius
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488aebb
Break information-gain ties randomly too.
darius
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426b06f
Fixed DataSet doc comments. Added rep-invariant check. DecisionTreeLearner now breaks ties on leaves randomly. NaiveBayesLearner now collects stats only on input fields. Minor cleanup.
darius
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be60670
More readable doctest result using .display(). Restored old repr() code.
darius
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6810589
Fixed: bools aren't ints in modern Python. (Didn't really matter.)
darius
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5f715bf
Reordered methods top-down.
darius
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8d28f9c
Removed unused "return self"
darius
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bd840ea
EnsembleLearner: Removed unused and somewhat dangerous default learners=[].
darius
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c5e43b7
NaiveBayesLearner: Fixed doc comment and added an assertion.
darius
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c2fcc78
Lined up DataSet params with the documented fields. Documented extra param. Fixed .sanitize() to replace with None (the old code no longer did quite what was documented).
darius
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9c85f87
Stripped trailing whitespace.
darius
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c788734
Added Fig. 18.6 as a test.
darius
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f7a329b
Converted learning.py to 3rd edition.
darius
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823c2f2

Commits on Oct 17, 2011

Provisionally dropping support for Python 2.4. Changed some loops to use any() and all().
darius
committed
5aa68e8

Commits on Oct 11, 2011

Started converting to 3rd edition. agents.py converted plus a little extra cleanup.
darius
committed
5eb77e6

Commits on Oct 9, 2011

Reformat to fit in 80 columns.
darius
committed
da79112

Commits on Sep 15, 2011

Moved assignment of self.dataset into train().
darius
committed
428ca6f

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