vector_to_hom_mat2d是Halcon视觉库中用于计算二维仿射变换矩阵的算子。这个算子能够根据两组二维点(通常是图像坐标和机械坐标)之间的关系,生成一个仿射变换矩阵,用于将一个坐标系中的点转换到另一个坐标系中。下面我将详细解释vector_to_hom_mat2d算法的原理。 1. 齐次坐标和齐次变换矩阵 齐次坐标:在计算机图形学...
HomMat2D即为仿射变换矩阵，仿射变换矩阵可通过hom_mat2d_translate，hom_mat2d_rotate等算子来构造。Inte...
vector_to_hom_mat2d(算子名称) 名称 vector_to_hom_mat2d— Approximate an affine transformation from point correspondences. 参数签名 vector_to_hom_mat2d( : :Px,Py,Qx,Qy:HomMat2D) 描述 vector_to_hom_mat2dapproximates an affine transformation from at least three point correspondences and returns...
44.39572438,86.77] * vector_to_hom_mat2d ([44.52], [48.74], [82.92545098],[49.95007818...
vector_to_hom_mat2dapproximates an affine transformation from at least three point correspondences and returns it as the homogeneous transformation matrixHomMat2D(seehom_mat2d_to_affine_parfor the content of the homogeneous transformation matrix). ...
vector_to_hom_mat2dapproximates an affine transformation from at least three point correspondences and returns it as the homogeneous transformation matrixHomMat2D(seehom_mat2d_to_affine_parfor the content of the homogeneous transformation matrix). ...
vector_field_to_hom_mat2d (算子名称) 名称vector_field_to_hom_mat2d— Approximate an affine map from a displacement vector field.参数签名vector_field_to_hom_mat2d(VectorField : : : HomMat2D) 描述vector_field_to_hom_mat2d approximates an affine map from the displacement vector field Vector...
4)vector_to_hom_mat2d()//根据3个以上点坐标计算变换矩阵(旋转/平移/缩放/斜切) 2.4 执行(执行仿射变换) 1)affine_trans_region() //对区域进行二维仿射变换 Region:待变换的额区域 RegionAffineTrans:变换后的区域 HomMat2D:变换矩阵 Interpolate:插值方式 ...
used.vector_to_proj_hom_mat2dhas the advantage that one additional optimization method can be used and that the covariances of the points can be taken into account. If the correspondence between the points has not been determined,proj_match_points_ransacshould be used to determine the ...
hom_vector_to_proj_hom_mat2d— Compute a homogeneous transformation matrix using given point correspondences. hom_vector_to_proj_hom_mat2d( : :Px,Py,Pw,Qx,Qy,Qw,Method:HomMat2D) Description hom_vector_to_proj_hom_mat2ddetermines the homogeneous projective transformation matrixHomMat2Dthat optimall...