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  /external/ceres-solver/internal/ceres/
dogleg_strategy.h 75 Vector subspace_g() const { return subspace_g_; }
158 Vector2d subspace_g_; member in class:ceres::internal::DoglegStrategy
dogleg_strategy.cc 344 const Vector2d grad_minimum = subspace_B_ * minimum + subspace_g_;
429 polynomial(2) = r2 * (trB * trB + 2.0 * detB) - subspace_g_.squaredNorm();
430 polynomial(3) = -2.0 * (subspace_g_.transpose() * B_adj * subspace_g_
432 polynomial(4) = r2 * detB * detB - (B_adj * subspace_g_).squaredNorm();
448 return -B_i.partialPivLu().solve(subspace_g_);
454 return 0.5 * x.dot(subspace_B_ * x) + subspace_g_.dot(x);
685 // subspace_g_ = g_scaled^T U
699 subspace_g_ = subspace_basis_.transpose() * gradient_;

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