text: /**
   * @file Auc.h
   *
   * This file is part of CohortMethod
   *
   * Copyright 2021 Observational Health Data Sciences and Informatics
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * @author Observational Health Data Sciences and Informatics
   * @author Martijn Schuemie
   * @author Marc Suchard
   */
  
  #ifndef __Auc_h__
  #define __Auc_h__
  
  #include <vector>
  #include <cstdint>
  
  namespace ohdsi {
  	namespace cohortMethod {
  
  
  		struct Auc {
  		public:
  			static double auc(const std::vector<double> &propensityScores, const std::vector<int> &treatment);
  			static std::vector<double> aucWithCi(const std::vector<double> &propensityScores, const std::vector<int> &treatment);
  		private:
  			static double mannWhitneyKernel(const double &x, const double &y);
  		};
  	}
  }
  
  #endif // __Auc_h__
  