Module featureselect

source code

Classes

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FeatureSelect

FeatureSelection

Variables

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a_help = 'Selects the feature selection algorithm ...

f_help = 'Base name of attribute, klass, training, test and go...

t_help = 'Base name of training file for feature selection. ...

T_help = 'Base name of test file for feature selection. ...

g_help = 'Base name of gold file for feature selection. ...

o_help = 'Algorithm specific options ...

OPTION_MAPPINGS = {'GR': 'gain_ratio', 'IG': 'information_gain'}

RANK = 'RNK'

ALGORITHM_MAPPINGS = {'RNK': 'by_rank'}

Variables Details

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a_help

Value:

'Selects the feature selection algorithm                 Options: RNK 
for Ranking(Filter based Feature Selection)Default: RNK.              
                             '

f_help

Value:

'Base name of attribute, klass, training, test and gold   files.      
                                           '

t_help

Value:

'Base name of training file for feature selection.       '

T_help

Value:

'Base name of test file for feature selection.           '

g_help

Value:

'Base name of gold file for feature selection.           '

o_help

Value:

'Algorithm specific options                              For rank base
d feature selection the options should     include the method to calcu
late the rank:                 IG: for Information gain               
                 GR: for Gain ratio                                   
 followed by a number which indicates the number of      attributes wh
ich should be chosen.                      '