目录
EPnP: An Accurate O(n) Solution to the PnP Problem
Opencv.solvePnP documentation
bool cv::solvePnP(
InputArray objectPoints,
InputArray imagePoints,
InputArray cameraMatrix,
InputArray distCoeffs,
OutputArray rvec,
OutputArray tvec,
bool useExtrinsicGuess = false,
int flags = SOLVEPNP_ITERATIVE
)
Finds an object pose from 3D-2D point correspondences.
This function returns the rotation and the translation vectors that transf

EPnP算法提出了一种线性复杂度的PnP问题非迭代解法,适用于估计校准相机的pose。该方法具有计算速度快、不依赖初始化、鲁棒性好和误差小的特点。随着匹配点数的增加,旋转和翻译的估计会逐渐收敛并趋于稳定。高斯牛顿优化能进一步提升精度,而计算成本增加有限。
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