Class: RecommenderCore::Handler

Inherits:
Object
  • Object
show all
Defined in:
lib/recommender_core.rb,
lib/recommender_core/handler.rb

Overview

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Class Method Summary collapse

Class Method Details

.estimate_preference(params) ⇒ Object 



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# File 'lib/recommender_core/handler.rb', line 28

def self.estimate_preference(params)
  recommender = init_recommender(params[:hash])
  recommender.estimate_preference(params[:user_id], params[:item_id])
end

.evaluate(params) ⇒ Object 



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# File 'lib/recommender_core/handler.rb', line 22

def self.evaluate(params)
  recommender = init_recommender(params[:hash])
  recommender.evaluate(params[:training_prcentage], params[:eval_prcentage])
end

.recommend_items(params) ⇒ Object 



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# File 'lib/recommender_core/handler.rb', line 17

def self.recommend_items(params)
  recommender = init_recommender(params[:hash])
  recommender.recommend(params[:id], params[:nb_wanted], params[:rescorer])
end

.similar_items(params) ⇒ Object 



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# File 'lib/recommender_core/handler.rb', line 11

def self.similar_items(params)
  recommender = init_recommender(params[:hash])
  sim_items = recommender.similar_items(params[:id], params[:nb_wanted], params[:rescorer])
  sim_items.map!{ |item| {id: item.getItemID, score: item.getValue} }
end

.similar_users(params) ⇒ Object 



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# File 'lib/recommender_core/handler.rb', line 6

def self.similar_users(params)
  recommender = init_recommender(params[:hash])
  recommender.similar_users(params[:id], params[:nb_wanted], params[:rescorer])
end