void reset(const AzDvect *inp_v_y, const AzDvect *inp_v_fixed_dw=NULL) { v_dw.reform(inp_v_y->rowNum()); v_dw.set(1); v_tar_dw.set(inp_v_y); v_y.set(inp_v_y); fixed_dw_sum = -1; v_fixed_dw.reset(); if (!AzDvect::isNull(inp_v_fixed_dw)) { v_fixed_dw.set(inp_v_fixed_dw); if (v_fixed_dw.rowNum() != v_y.rowNum()) { throw new AzException(AzInputError, "AzTrTtarget::reset", "conlict in dimensionality: y and data point weights"); } fixed_dw_sum = v_fixed_dw.sum(); } }
inline double getDwSum(const AzIntArr *ia_dx=NULL) const { return v_dw.sum(ia_dx); }
inline double getDwSum(const int *dxs, int dxs_num) const { return v_dw.sum(dxs, dxs_num); }