RescaleNew

所属分类:matlab编程
开发工具:matlab
文件大小:5415KB
下载次数:40
上传日期:2011-05-12 16:40:27
上 传 者clatter
说明:  这个包包括了一个多类代价敏感学习方法Rescalenew。这是一个通用的方法,如instance-weighting, sampling, threshold-moving等。
(This package includes a multi-class cost-sensitive learning method Rescalenew. This is a general method which can be realized in many ways such as instance-weighting, sampling, threshold-moving, etc. This package includes five implementations of the method, that is, instance-weighting+C4.5, over-sampling+C4.5, under-sampling+C4.5, threshold-moving+NN and threshold-moving+PETs (probability estimation trees). )

文件列表:
CostGenerator\coMatrix.m (447, 2009-10-12)
CostGenerator\ConsistentCostMatrixGen.asv (3647, 2009-10-12)
CostGenerator\ConsistentCostMatrixGen.m (1845, 2009-10-12)
CostGenerator\CostMatrixGen.m (1735, 2009-10-12)
CostGenerator\CostMatrixGenerator.asv (1560, 2009-10-12)
CostGenerator\example.asv (116, 2009-10-12)
CostGenerator\example.m (453, 2009-10-12)
CostGenerator\InconsistentCostMatrixGen.m (1059, 2009-10-12)
CostGenerator (0, 2009-10-12)
dataset\balance\balance.arff (8714, 1999-04-07)
dataset\balance\balance_info.mat (629, 2005-10-31)
dataset\balance\dataset_info.m (212, 2005-10-31)
dataset\balance (0, 2009-10-13)
dataset\syn-a\syn-a.arff (31599, 2006-09-06)
dataset\syn-a\syn-a_info.mat (448, 2006-09-06)
dataset\syn-a (0, 2009-10-13)
dataset\syn-b\syn-b.arff (62597, 2006-09-06)
dataset\syn-b\syn-b_info.mat (449, 2006-09-06)
dataset\syn-b (0, 2009-10-13)
dataset\syn-c\syn-c.arff (122763, 2006-09-06)
dataset\syn-c\syn-c_info.mat (449, 2006-09-06)
dataset\syn-c (0, 2009-10-13)
dataset\syn-d\syn-d.arff (51337, 2006-09-06)
dataset\syn-d\syn-d_info.mat (448, 2006-09-06)
dataset\syn-d (0, 2009-10-13)
dataset\syn-e\syn-e.arff (104749, 2006-09-06)
dataset\syn-e\syn-e_info.mat (447, 2006-09-06)
dataset\syn-e (0, 2009-10-13)
dataset\syn-f\syn-f.arff (207138, 2006-09-06)
dataset\syn-f\syn-f_info.mat (448, 2006-09-06)
dataset\syn-f (0, 2009-10-13)
dataset (0, 2009-10-12)
lib\src\weka\associations\Apriori.java (42204, 2005-10-19)
lib\src\weka\associations\AprioriItemSet.java (17530, 2005-10-19)
lib\src\weka\associations\Associator.java (3459, 2004-06-15)
lib\src\weka\associations\CaRuleGeneration.java (9167, 2004-08-19)
lib\src\weka\associations\CARuleMiner.java (2480, 2004-08-19)
lib\src\weka\associations\ItemSet.java (11807, 2005-10-19)
lib\src\weka\associations\LabeledItemSet.java (12584, 2005-10-19)
lib\src\weka\associations\PredictiveApriori.java (23137, 2005-10-19)
... ...

\lib contains weka.jar (modified based on version 3.4.4) \Dataset contains an unbalanced dataset "balance" and all six synthetic data sets used in the experiments: syn-a - syn-f \CodeGenerator contains codes for generating consistent cost matrix and inconsistent ones used in the experiments. It also contains an example to use these codes. \methods contains the codes for methods: NEW-IW (Rescalenew realized by instance-weighting+C4.5) NEW-OS (Rescalenew realized by over-sampling+C4.5) NEW-US (Rescalenew realized by under-sampling+C4.5) NEW-NN (Rescalenew realized by threshold-moving+NN) NEW-PETs(Rescalenew realized by threshold-moving+PETs)

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