Searched refs:delta_x_dot_delta_gradient (Results 1 – 2 of 2) sorted by relevance
90 const double delta_x_dot_delta_gradient = delta_x.dot(delta_gradient); in Update() local91 if (delta_x_dot_delta_gradient <= in Update()94 << "small: " << delta_x_dot_delta_gradient << ", tolerance: " in Update()113 delta_x_dot_delta_gradient_(next) = delta_x_dot_delta_gradient; in Update()115 delta_x_dot_delta_gradient / delta_gradient.squaredNorm(); in Update()
176 const double delta_x_dot_delta_gradient = delta_x.dot(delta_gradient); in NextDirection() local212 if (delta_x_dot_delta_gradient <= in NextDirection()215 << "small: " << delta_x_dot_delta_gradient << ", tolerance: " in NextDirection()254 delta_x_dot_delta_gradient / delta_gradient.dot(delta_gradient); in NextDirection()295 const double rho_k = 1.0 / delta_x_dot_delta_gradient; in NextDirection()