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    Searched defs:step_size (Results 1 - 4 of 4) sorted by null

  /external/ceres-solver/include/ceres/
numeric_diff_cost_function.h 118 ParameterVector step_size = x.array().abs() * kRelativeStepSize; local
121 // step_size for the other dimensions.
122 double fallback_step_size = step_size.sum() / step_size.rows();
132 if (step_size(j) == 0.0) {
134 // step_size from the other parameters. This can break in many cases,
137 step_size(j) = fallback_step_size;
139 x_plus_delta(j) = x(j) + step_size(j);
154 double one_over_h = 1 / step_size(j);
157 x_plus_delta(j) = x(j) - step_size(j)
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  /external/ceres-solver/internal/ceres/
runtime_numeric_diff_cost_function.cc 74 ParameterVector step_size = x.array().abs() * relative_step_size; local
77 // step_size for the other dimensions.
78 double fallback_step_size = step_size.sum() / step_size.rows();
81 // relative step_size as absolute step_size and hope for the best.
88 if (step_size(j) == 0.0) {
89 // The parameter is exactly zero, so compromise and use the mean step_size
92 step_size(j) = fallback_step_size;
94 x_plus_delta(j) = x(j) + step_size(j)
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  /external/webp/src/enc/
filter.c 360 const int step_size = (delta_max - delta_min >= 4) ? 4 : 1; local
375 for (d = delta_min; d <= delta_max; d += step_size) {
  /external/v8/src/
heap.cc 4854 intptr_t step_size = size_factor * IncrementalMarking::kAllocatedThreshold; local
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