#region License Information /* HeuristicLab * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL) * * This file is part of HeuristicLab. * * HeuristicLab is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * HeuristicLab is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with HeuristicLab. If not, see . */ #endregion using System; namespace HeuristicLab.DataPreprocessing { public interface IStatisticsLogic { int GetColumnCount(); int GetRowCount(); int GetNumericColumnCount(); int GetNominalColumnCount(); int GetMissingValueCount(); int GetMissingValueCount(int columnIndex); int GetRowMissingValueCount(int rowIndex); T GetMin(int columnIndex, bool considerSelection = false) where T : IComparable; T GetMax(int columnIndex, bool considerSelection = false) where T : IComparable; double GetMedian(int columnIndex, bool considerSelection = false); double GetAverage(int columnIndex, bool considerSelection = false); DateTime GetMedianDateTime(int columnIndex, bool considerSelection = false); DateTime GetAverageDateTime(int columnIndex, bool considerSelection = false); double GetStandardDeviation(int columnIndex); double GetVariance(int columnIndex); T GetMostCommonValue(int columnIndex, bool considerSelection = false); int GetDifferentValuesCount(int columnIndex); bool VariableHasType(int columnIndex); string GetColumnTypeAsString(int columnIndex); string GetVariableName(int columnIndex); event DataPreprocessingChangedEventHandler Changed; } }