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=begin
* Name: fs.rb
* Description: feature selection
* Author: Andreas Maunz <andreas@maunz.de>
* Date: 10/2012
=end
module OpenTox
class Application < Service
# Get list of feature selection algorithms
# @return [text/uri-list] URIs
get '/fs/?' do
list = [ url_for('/fs/rfe', :full) ].join("\n") + "\n"
format_output(list)
end
# Get representation of Recursive Feature Elimination algorithm
# @return [String] Representation
get "/fs/rfe/?" do
algorithm = OpenTox::Algorithm.new(url_for('/fs/rfe',:full))
algorithm.metadata = {
DC.title => 'Recursive Feature Elimination',
DC.creator => "andreas@maunz.de",
RDF.type => [OT.Algorithm,OTA.PatternMiningSupervised]
}
algorithm.parameters = [
{ DC.description => "Dataset URI", OT.paramScope => "mandatory", DC.title => "dataset_uri" },
{ DC.description => "Prediction Feature URI", OT.paramScope => "mandatory", DC.title => "prediction_feature" },
{ DC.description => "Feature Dataset URI", OT.paramScope => "mandatory", DC.title => "feature_dataset_uri" },
{ DC.description => "Delete Instances with missing values", OT.paramScope => "optional", DC.title => "del_missing" }
]
format_output(algorithm)
end
end
end
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