1 | |
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2 | #include "datasources.h" |
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3 | |
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4 | using namespace bdm; |
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5 | |
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6 | void MemDS::getdata ( vec &dt ) { |
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7 | int i; |
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8 | |
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9 | bdm_assert_debug ( dt.length() == rowid.length(), "MemDS:getdata incompatible dt" ); |
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10 | for ( i = 0; i < rowid.length(); i++ ) { |
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11 | dt ( i ) = Data ( rowid ( i ), time ); |
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12 | } |
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13 | } |
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14 | |
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15 | void MemDS::getdata ( vec &dt, const ivec &indeces ) { |
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16 | int j, i; |
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17 | bdm_assert_debug ( dt.length() == indeces.length(), "MemDS:getdata incompatible dt" ); |
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18 | for ( i = 0; i < indeces.length(); i++ ) { |
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19 | j = indeces ( i ); |
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20 | dt ( i ) = Data ( rowid ( j ), time ); |
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21 | } |
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22 | } |
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23 | |
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24 | void MemDS::step() { |
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25 | if ( time < Data.cols() ) { |
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26 | time++; |
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27 | } |
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28 | } |
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29 | |
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30 | void MemDS::set_rvs ( RV &drv, RV &urv ) { |
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31 | bdm_assert_debug ( drv._dsize() == rowid.length(), "MemDS::set_rvs incompatible drv" ); |
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32 | bdm_assert_debug ( urv._dsize() == 0, "MemDS does not support urv." ); |
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33 | |
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34 | Drv = drv; |
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35 | } |
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36 | |
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37 | MemDS::MemDS ( mat &Dat, ivec &rowid0) : rowid ( rowid0 ) { |
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38 | bdm_assert_debug ( max ( rowid ) <= Dat.rows(), "MemDS rowid is too high for given Dat." ); |
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39 | |
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40 | time = 0; |
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41 | Data = Dat; |
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42 | } |
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43 | |
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44 | void ArxDS::step() { |
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45 | //shift history |
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46 | H.shift_right ( 0, dt_size ); |
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47 | |
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48 | H.set_subvector ( dt_size - utsize, U ); // write U after Drv |
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49 | |
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50 | //get regressor |
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51 | rgr = rgrlnk.pushdown ( H ); |
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52 | // Eval Y |
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53 | H.set_subvector ( 0, model.samplecond ( rgr ) ); |
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54 | |
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55 | } |
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56 | |
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57 | void ArxDS::from_setting ( const Setting &set ) { |
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58 | shared_ptr<RV> yrv = UI::build<RV> ( set, "y" , UI::compulsory ); |
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59 | shared_ptr<RV> urv = UI::build<RV> ( set, "u" , UI::compulsory ); |
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60 | shared_ptr<RV> rrv = UI::build<RV> ( set, "rgr" , UI::compulsory ); |
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61 | |
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62 | mat Th; |
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63 | UI::get ( Th, set, "theta", UI::compulsory ); |
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64 | |
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65 | vec mu0; |
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66 | if ( !UI::get ( mu0, set, "offset" ) ) |
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67 | mu0 = zeros ( yrv->_dsize() ); |
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68 | |
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69 | mat sqR; |
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70 | UI::get ( sqR, set, "r", UI::compulsory ); |
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71 | set_parameters ( Th, mu0, sqR ); |
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72 | set_drv ( *yrv, *urv, *rrv ); |
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73 | |
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74 | if ( set.exists ( "opt" ) ) |
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75 | set_options ( set["opt"] ); |
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76 | } |
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77 | |
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78 | CsvFileDS::CsvFileDS ( const string& fname, const string& orientation ) : FileDS() { |
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79 | time = 0; |
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80 | |
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81 | vec data_line; |
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82 | string line; |
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83 | |
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84 | ifstream fs; |
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85 | fs.open ( fname.c_str() ); |
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86 | if ( fs.is_open() ) { |
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87 | while ( getline ( fs, line ) ) { |
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88 | data_line.set ( line ); |
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89 | Data.append_row ( data_line ); |
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90 | } |
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91 | } |
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92 | |
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93 | if ( orientation == "BY_ROW" ) { |
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94 | transpose ( Data, Data ); |
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95 | } |
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96 | |
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97 | |
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98 | } |
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99 | |
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100 | //! Auxiliary function building full history of rv0 |
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101 | RV fullrgr ( const RV &drv0, const RV &urv0, const RV &rrv0 ) { |
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102 | RV T ( urv0 ); |
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103 | RV pom = concat ( drv0, urv0 ); |
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104 | int mint = rrv0.mint(); |
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105 | for ( int i = 0; i > mint; i-- ) { |
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106 | pom.t_plus ( -1 ); |
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107 | T.add ( pom ); |
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108 | } |
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109 | return T; |
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110 | } |
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111 | |
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112 | void ITppFileDS::from_setting ( const Setting &set ) { |
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113 | shared_ptr<RV> rvtmp = UI::build<RV> ( set, "rv" , UI::compulsory ); |
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114 | |
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115 | it_file it ( set["filename"] ); |
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116 | it << Name ( set["varname"] ); |
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117 | it >> Data; |
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118 | time = 0; |
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119 | //rowid and delays are ignored |
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120 | |
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121 | set_drv ( *rvtmp, RV() ); |
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122 | } |
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123 | |
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124 | void stateDS::from_setting ( const Setting &set ) { |
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125 | IM = UI::build<mpdf> ( set, "IM", UI::compulsory ); |
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126 | OM = UI::build<mpdf> ( set, "OM", UI::compulsory ); |
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127 | |
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128 | dt.set_length ( OM->dimension() ); |
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129 | xt.set_length ( IM->dimension() ); |
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130 | ut.set_length ( 0 ); |
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131 | |
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132 | #if 0 |
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133 | RV* rvtmp = UI::build<RV> ( set["IM"], "rvu", UI::compulsory ); |
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134 | //set_drv(rvtmp); |
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135 | #endif |
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136 | } |
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