.\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.49.2.
.TH MINTPY-SPATIAL_FILTER "1" "May 2022" "mintpy-spatial_filter v1.3.3" "User Commands"
.SH NAME
mintpy-spatial_filter \- Spatial filtering of 2D image.
.SH DESCRIPTION
usage: spatial_filter.py [\-h]
.TP
[\-f {lowpass_gaussian,highpass_gaussian,lowpass_avg,highpass_avg,sobel,roberts,canny,double_difference}]
[\-p [FILTER_PAR ...]] [\-o OUTFILE]
file [dset ...]
.PP
Spatial filtering of 2D image.
.SS "positional arguments:"
.TP
file
File to be filtered
.TP
dset
optional \- dataset(s) to filter (default: []).
.SS "options:"
.TP
\fB\-h\fR, \fB\-\-help\fR
show this help message and exit
.TP
\fB\-f\fR {lowpass_gaussian,highpass_gaussian,lowpass_avg,highpass_avg,sobel,roberts,canny,double_difference}
Filter type (default: lowpass_gaussian).
Check Bekaert et al. (2020) for double_difference;
Check scikit\-image as below for the other filters:
.IP
http://scikit\-image.org/docs/dev/api/skimage.filters.html
.TP
\fB\-p\fR [FILTER_PAR ...], \fB\-\-filter_par\fR [FILTER_PAR ...]
Filter parameters for filters. Default:
.TP
Sigma
for low/high pass gaussian filter, default: 3.0
.TP
Kernel Size
for low/high pass average  filter, default: 5
.IP
Kernel Radius for double difference local and regional filters, default: 1 10
.TP
\fB\-o\fR OUTFILE, \fB\-\-outfile\fR OUTFILE
Output file name.
.SS "references:"
.IP
Bekaert, David PS, et al. "InSAR\-based detection method for mapping and monitoring slow\-moving
landslides in remote regions with steep and mountainous terrain: An application to Nepal."
Remote Sensing of Environment 249 (2020), doi:10.1016/j.rse.2020.111983.
.SS "example:"
.TP
spatial_filter.py
velocity.h5
.TP
spatial_filter.py
timeseries.h5 \fB\-f\fR lowpass_avg       \fB\-p\fR 5
.TP
spatial_filter.py
velocity.h5   \fB\-f\fR lowpass_avg       \fB\-p\fR 5
.TP
spatial_filter.py
velocity.h5   \fB\-f\fR highpass_gaussian \fB\-p\fR 3
.TP
spatial_filter.py
velocity.h5   \fB\-f\fR sobel
.TP
spatial_filter.py
ifgramStack.h5 unwrapPhase
.TP
spatial_filter.py
ifgramStack.h5 unwrapPhase \fB\-f\fR lowpass_avg \fB\-p\fR 5
.TP
spatial_filter.py
ifgramStack.h5 unwrapPhase \fB\-f\fR double_difference \fB\-p\fR 1 10