[GRASS-user] Scatter plot cannot be added

[Micha Silver]

On 12/25/20 11:46 PM, mega saputra wrote:
> Sorry, there is holiday.
>
> I import the raster. Then set the region. This is my syntax :
>
> g.region -up raster=rgb.1


The "-u" flag does not set the current computational region to your 
raster. It just reports what would happen if you do reset the region.

Please try:


g.region -ap rast=rgb.1


and report back the output.



> projection: 3 (Latitude-Longitude)
> zone:       0
> datum:      wgs84
> ellipsoid:  wgs84
> north:      13:07:42.9N
> south:      27:38:15.5S
> west:       100:55:15.7E
> east:       131:15:38.1E
> nsres:      0:00:36.8
> ewres:      0:00:36.8
> rows:       3988
> cols:       2968
> cells:      11836384
> (Sat Dec 26 05:24:05 2020) Command finished (0 sec)
>
> Then, from menu Imagery > Classify image > Interactive input for 
> supervised classification. Then the output is like this :
>
> G__open(read): Unable to open '/home/mega/newLocation/PERMAN
> ENT/.tmp/mega/vector/trAreas114130/frmt': No such file or
> directory
>
> I don't know why there is that message.
> Then in Plots Menu, I choose Scatter Plots. I click Add scatter plot. 
> In the Name of imagery group, I choose the raster. In the Name of 
> imagery subgroup, I type the name. I click Create/edit group. In x and 
> y axis, I choose a band. I click Add. Then there is a message that :
> "Scatter plot cannot be added.
> Multiple of bands ranges <x53.1 at PERMANENT:65529 * 
> x53.1 at PERMANENT:65529 = 4294049841 > is higher than maximum limit 
> <16810000> "
>
> In this case, I have defined the region. Thank you for your attention.
>
> Regards,
> mega
>
> On Wed, Dec 23, 2020 at 4:30 PM Micha Silver <tsvibar at gmail.com 
> <mailto:tsvibar at gmail.com>> wrote:
>
>
>     On 12/23/20 5:09 AM, mega saputra wrote:
>     > Hello guys,
>     >
>     > I have MODIS data. It is sixteen bit unsigned integer. When I
>     want to
>     > add scatter plot, there is a warning :
>     >
>     > "Scatter plot cannot be added.
>     > Multiple of bands ranges <x53.1 at PERMANENT:65529 *
>     > x53.1 at PERMANENT:65529 = 4294049841 > is higher than maximum limit
>     > <16810000> "
>
>
>     Please post your computation region (i.e. the output of g.region
>     -p) and
>     the command you used.
>
>
>     >
>     > So, how to make big maximum limit on Grass GIS, so that I can add
>     > scatter plot of MODIS data?
>     >
>     > Regards,
>     > mega
>     >
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>
>     -- 
>     Micha Silver
>     Ben Gurion Univ.
>     Sde Boker, Remote Sensing Lab
>     cell: +972-523-665918
>
-- 
Micha Silver
Ben Gurion Univ.
Sde Boker, Remote Sensing Lab
cell: +972-523-665918