Lines Matching full:previous
153 const FunctionSample& previous,
180 << ", lowerbound: " << lowerbound << ", previous: " << previous
193 if (previous.value_is_valid) {
196 samples.push_back(ValueSample(previous.x, previous.value));
202 if (previous.value_is_valid) {
205 samples.push_back(previous);
238 FunctionSample previous = ValueAndGradientSample(0.0, 0.0, 0.0);
239 previous.value_is_valid = false;
286 previous,
300 previous = current;
462 FunctionSample previous = initial_position;
497 (previous.value_is_valid && current.value > previous.value))) {
500 // previous step size.
502 *bracket_low = previous;
531 // even though f(previous) > f(current).
535 *bracket_high = previous;
542 fabs(current.x - previous.x) * descent_direction_max_norm
551 << "bracket width: " << fabs(current.x - previous.x)
600 previous,
603 previous.x,
614 previous = current.value_is_valid ? current : previous;
