Searched refs:gradient_change (Results 1 – 1 of 1) sorted by relevance
63 Vector gradient_change; in NextDirection() local69 gradient_change = current.gradient - previous.gradient; in NextDirection()70 beta = (current.gradient.dot(gradient_change) / in NextDirection()74 gradient_change = current.gradient - previous.gradient; in NextDirection()75 beta = (current.gradient.dot(gradient_change) / in NextDirection()76 previous.search_direction.dot(gradient_change)); in NextDirection()