Searched refs:delta_x_history_ (Results 1 – 2 of 2) sorted by relevance
83 delta_x_history_(num_parameters, max_num_corrections), in LowRankInverseHessian()111 delta_x_history_.col(next) = delta_x; in Update()132 const double alpha_i = delta_x_history_.col(*it).dot(search_direction) / in RightMultiply()181 search_direction += delta_x_history_.col(*it) * (alpha(*it) - beta); in RightMultiply()
99 ColMajorMatrix delta_x_history_; variable