pysesa.detrend module¶
Detrend a Nx3 point cloud by specified method
Syntax¶
You call the function like this:
detrended_pts = pysesa.detrend(points, proctype, res, method).getdata()
Parameters¶
- points : ndarray
- Nx3 point cloud
- proctype : int
- type of detrending.
1 = remove mean
2 = remove Ordinary least squares plane
3 = remove Robust linear model plane
4 = remove Orthogonal Distance Regression plane
5 = remove Savitsky-Golay digital filter, order 1
Other Parameters¶
- res : float, optional [default = 0.05]
- for proctype==4 only
spatial grid resolution to create a grid
- method : str, optional [default = ‘nearest’]
- for proctype==4 only gridding type
Returns¶
- self.data: ndarray
- Nx3 detrended point cloud
