PLearn 0.1
YMDDatedVMatrix.h
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00001 // -*- C++ -*-
00002 
00003 // PLearn (A C++ Machine Learning Library)
00004 // Copyright (C) 1998 Pascal Vincent
00005 // Copyright (C) 1999-2001 Pascal Vincent, Yoshua Bengio, Rejean Ducharme and University of Montreal
00006 // Copyright (C) 2002 Pascal Vincent, Julien Keable, Xavier Saint-Mleux
00007 //
00008 // Redistribution and use in source and binary forms, with or without
00009 // modification, are permitted provided that the following conditions are met:
00010 // 
00011 //  1. Redistributions of source code must retain the above copyright
00012 //     notice, this list of conditions and the following disclaimer.
00013 // 
00014 //  2. Redistributions in binary form must reproduce the above copyright
00015 //     notice, this list of conditions and the following disclaimer in the
00016 //     documentation and/or other materials provided with the distribution.
00017 // 
00018 //  3. The name of the authors may not be used to endorse or promote
00019 //     products derived from this software without specific prior written
00020 //     permission.
00021 // 
00022 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
00023 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00024 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
00025 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00026 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
00027 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00028 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00029 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00030 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00031 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00032 // 
00033 // This file is part of the PLearn library. For more information on the PLearn
00034 // library, go to the PLearn Web site at www.plearn.org
00035 
00036 
00037 /* *******************************************************      
00038  * $Id: YMDDatedVMatrix.h 8255 2007-11-14 14:57:45Z nouiz $
00039  ******************************************************* */
00040 
00041 
00044 #ifndef YMDDatedVMatrix_INC
00045 #define YMDDatedVMatrix_INC
00046 
00047 #include "DatedVMatrix.h"
00048 #include "VMat.h"
00049 
00050 namespace PLearn {
00051 using namespace std;
00052  
00058 class YMDDatedVMatrix: public DatedVMatrix
00059 {
00060     typedef DatedVMatrix inherited;
00061 
00062 public:
00063     VMat data;
00064 protected:
00065     Mat years; 
00066     Mat months; 
00067     Mat days; 
00068     Vec pos_of_ith_year; 
00069     Vec pos_of_ith_month; 
00070     Vec pos_of_ith_day; 
00071     Vec day_of_ith_pos; 
00072     Array< TMat<int> > pos_of_date; 
00073 
00074 
00075 public:
00076     // ******************
00077     // *  Constructors  *
00078     // ******************
00079     YMDDatedVMatrix(); 
00080 
00083     YMDDatedVMatrix(VMat data_, Mat years_, Mat months_, Mat days_);
00084 
00088     YMDDatedVMatrix(Mat& YMD_and_data);
00089 
00090     PLEARN_DECLARE_OBJECT(YMDDatedVMatrix);
00091     static void declareOptions(OptionList &ol);
00092 
00093     virtual void build();
00094 
00096     int nDateFields() { return 3; }
00097 
00102     VMat subDistrRelativeDates(int first, int n, const string& units);
00103     VMat subDistrRelativeYears(int first_relative_year, int n_years);
00104     VMat subDistrRelativeMonths(int first_relative_month, int n_months);
00105     VMat subDistrRelativeDays(int first_relative_day, int n_days);
00106 
00109     VMat subDistrAbsoluteYears(int year, int month, int day, int n_years);
00110     VMat subDistrAbsoluteMonths(int year, int month, int day, int n_months);
00111     VMat subDistrAbsoluteDays(int year, int month, int day, int n_days);
00112     VMat subDistrAbsoluteUnits(int year, int month, int day, int n_units, const string& units);
00113 
00116     int lengthInDates(const string& units);
00117 
00120     int positionOfRelativeDate(int first, const string& units);
00121 
00124     int positionOfDate(int year, int month, int day);
00125 
00128     void copyDatesOfRows(int from_row, int n_rows, Mat& dates);
00129   
00130     // added by Julien Keable :
00131     // returns vector of row at indice 'row'
00132     // and associated date trough year, month and day
00133     Vec copyRowDataAndDate(int row, int &year, int &month, int &day);
00134     void copyDateOfRow(int row, int &year, int &month, int &day);
00135 
00136     virtual void reset_dimensions() { PLERROR("YMDDatedVMatrix::reset_dimensions() not implemented"); }
00137 private:
00138     void build_();
00139 };
00140 
00141 DECLARE_OBJECT_PTR(YMDDatedVMatrix);
00142 
00143 } // end of namespace PLearn
00144 #endif
00145 
00146 
00147 /*
00148   Local Variables:
00149   mode:c++
00150   c-basic-offset:4
00151   c-file-style:"stroustrup"
00152   c-file-offsets:((innamespace . 0)(inline-open . 0))
00153   indent-tabs-mode:nil
00154   fill-column:79
00155   End:
00156 */
00157 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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