Lines Matching full:zoom
374 // Wolfe conditions, thus no Zoom required.
389 << "Starting line search zoom phase with bracket_low: "
395 // Wolfe Zoom phase: Called when the Bracketing phase finds an interval of
398 // conditions). Zoom
442 // - A valid point, defined as a bracket of zero width [zoom not required].
443 // - A valid bracket (of width > tolerance), [zoom required].
449 // and should thus be used [zoom not required].
516 // valid termination point, therefore a Zoom not required.
626 // Ensure that even if a valid bracket was found, we will only mark a zoom
650 << "Ceres bug: f_low input to Wolfe Zoom invalid, please contact "
668 << "Ceres bug: f_high input to Wolfe Zoom invalid, please "
684 StringPrintf("Line search failed: Wolfe zoom phase passed a bracket "
710 StringPrintf("Line search failed: Wolfe zoom phase failed to "
723 StringPrintf("Line search failed: Wolfe zoom bracket width: %.5e "
773 StringPrintf("Line search failed: Wolfe Zoom phase found "
782 VLOG(3) << "Zoom iteration: "
805 << "Zoom phase found step size: " << solution->x
