Lines Matching full:bracketing
165 // We are expanding the search (during a Wolfe bracketing phase) using
348 // Wolfe bracketing phase: Increases step_size until either it finds a point
359 // this special case, step_size monotonically increases during bracketing.
373 // Either: Bracketing phase already found a point satisfying the strong
376 // Or: Bracketing failed to find a valid bracket or a point satisfying the
395 // Wolfe Zoom phase: Called when the Bracketing phase finds an interval of
439 // A termination condition satisfying the (strong) Wolfe bracketing conditions
521 << "Bracketing phase found step size: " << current.x
550 << "Line search failed: Wolfe bracketing phase shrank "
556 << "bracketing containing such a point. Accepting "
567 StringPrintf("Line search failed: Wolfe bracketing phase failed to "
713 "(num iterations taken for bracketing: %d).",
