gueij's profile - activity

i use the function of cvfitline to fit a 3d line equation. but i found its wrong. the results is not right. the 3 vecters is not the matrix of 3n, the results is calculated of matrix of n3. i do not know the reason. when i use it to calculate 2d line equation, its right. why is it wrong when calculate 3d line? i hope u can answer me. thans!