Dear Vincent
Thank you for useful information and advices !
I didnot know it.
I wiil try it!
Best
Yasuo SHIMADA (japan weather associaton)
---
Vincent Bain さん：
> Hello Yasuo,
>
> If you just need to display line directions with an arrow head on
> end-node, you can use the "display=dir" option
Hollow grass users
I'm from Japan, and biggner.
I do not find how to draw line with arrow mark to line top (tip).
for exsample...
normally line;
line with arrow mark to line top (tip);
>
or
<
I read online manual and tried to command 'd.vect layer_name icon=basic/arro
Dear Markus and all
Thank you for your useful advice.
>no, it should be r.resamp.stats:
>http://grass.osgeo.org/wiki/Interpolation#Resampling_of_raster_maps_to_coarse
r_resolution
I visited this site and checked 'finer', 'coarser' and 'sparse'.
My case is 'coarser' (90m -> 500m), so it should be
Dear Markus and all
> Of course - the vector is just used to find the target area of
> the raster map.
Yes, I understood it. Thanks.
So, at web site grass manual, I found 'r.resamp.interp' command.
When I would like to create this under same datum and projection
with only difference resolution
Dear Micha and all
Thank you for useful suggestions!
I studied new vector extent with v.in.region, and interpolation should be not
vector but raster.
I'll try it, soon.
Best
Yasuo shimada: Japan weather association
---
Micha Silver さん：
> On 01/01/2012 01:38 AM, sgw00...@nifty.com wrote:
>
>
Dear grass users;
I would like to create 500m dem from 90m dem (SRTM).
So, I am going to write a script as follows...is it right ?
(1)import with 'r.in.srtm' command.
(2)set resolution with 'g.region' command.
SRTM is 90m resolution...
(3)exchagen a projection from latlon_wgs84 to utm_xx with
Dear Richard and all
> Yasuo -
>
> For length:
> v.to.db map=line_db option=length units=k column=length
>
> This would put the length of the line into the column, in kilometers. If
> you want some other unit, check v.to.db --help to choose the right
> parameter.
Thank you for useful adivece
Hi grass users;
We traced bird migration by marine radar.
By using graphic analyze of radar monitor capture on PC, we had many line
vectors of bird flight.
I would like to add new columns of the number of node and lenght of line vector,
So;
v.db.addcol line_db columns="num_node int"
v.db.ad
Dear grass users
I wish to express my gratitude for information on 'r.los'.
Neither r.los nor r.viewshed considered the surface of the sea.
Because I had wanted to include the surface of the sea, the null value
was converted into 0 by using r.mapcalc. The result was excellent.
Andare thes
Sorry, now I find r.viewshed of grass add-on.
Yasuo shimada
- Original Message -
>Date: Fri, 8 Jul 2011 11:22:09 +0900 (JST)
>From: sgw00...@nifty.com
>To: grass-user@lists.osgeo.org
>Subject: How to estimate viewable area from the top of tha mountain...
>
>
>Dear grass user
>
>I'm lookin
Dear grass user
I'm looking for a grass command that unobstructed view area at one station.
For example...
I want to estimate the veiwable area around the top, when I am in the top of a
mountain. It looks like simple, but I cannot see the opponent if there is a b
arrier in front of my position.
Dear Hamish and all
I succeeded in the compilation from the source of grass.
lubuntu 11.04
grass6.4.1
Because the error was output with configure, final script is as follows.
./configure --with-tcltk-includes=/usr/include/tcl8.4/ --with-proj-share=/usr/
share/proj --with-sqlite --with-geos
g.e
will confirm this tomorrow.
P.S
I began to understand the meaning of configure and make.
The time is necessary a little more.
Best
Yasuo shimada (japan weather association)
---
Hamish さん：
> Hi,
>
> since it seemed to build ok, but fails on the install, maybe
> you can try to f
Dear all
>> if you are anxious for a solution right now, the surest way
>> is to build GRASS from source code, and copy the addon module
>> into the source tree after building, and `make` by hand.
>Oh...I will try and challenge though it seems to be difficult for me the work
I will install 'd.bar
ems to be difficult for me the work.
Best
Yasuo shimada
---
Hamish さん：
> sgw00412 wrote:
> > I succeeded in installing d.barb the other day.
> >
> > Because d.barb was very wonderful addon,
>
> thanks! beware some things don't work properly yet, e.g. the -r
> flag an
Dear grass users
I succeeded in installing d.barb the other day.
Because d.barb was very wonderful addon, I tried installing to other PC.
However, I fail in the installation
I tried on the following conditions.
(Case 1) ubuntu11.04 wubi version on Windows7
---> Success
(Case 2) ubuntu10.
Dear grass user
I succeeded in installing add-on, d.barb.
The procedure of the installation is shown below (1) - (5).
I show the map drawn by the sample data.
http://homepage1.nifty.com/8856/g20110220.png
I wish to express my gratitude to Mr. Hmish who made wonderful add-on.
Thank you !!
Best
Dear Moritz and all
Thank you for useful advices !
Method [2] succeeded. However, the resolution should be small, and it devise it
a little more.
Method [3] failed in the installation.
I have improved two files --Module.make, Grass.make-- referring to a past log.
However, the installation fail
Dear grass user
Recently, I am feeling sorry for many questions
I'm looking for how to plot arrows of speed and direction of wind.
for example, if station A has 4m/s and Eest (degree 90 )of annual average wind
situation,
the plot like arrow style;
Dear Sitnsu and all
Thank you for good advice.
Now, I trouble about legend of magnitude - circle.
Though grass had command 'd.legend!', this is raster only
I will draw some cicles in the same point related to dummy data of magnitude.
Best
Yasuo shimada
---
Sitansu pattnaik さん：
> Not sure if
Dear Micha and all
> You need to 'export' each of these variables. i.e.
> home$ export GISDBASE=/home/shimada/mygis
> and so on for the others.
Thanks... Yes, I shoud read this wiki page carefully.
Best
Yasuo shimada
---
Micha Silver さん：
> On Tue, 2011-06-21 at 16:30 +0900, sgw00...@nifty.com w
I solved...;
grass64 $GISDBASE/$LOCATION_NAME/$MAPSET
Thanks !
Yasuo shimada
- Original Message -
>Date: Tue, 21 Jun 2011 16:30:16 +0900 (JST)
>From: sgw00...@nifty.com
>To: grass-user@lists.osgeo.org
>Subject: startup with non-interactive batch jobs... failed
>
>
>Dear grass user
>
>I'
Dear grass user
I'm a beginner of grass and linux...
I tried startup with non-interactive batch jobs.
I don't understand why (1) succeeded and (2) failed...
Is the reason linux permissin ?
(1) starup with -text
...succeeded
LOCATION: newLocation_a (enter list for a list of locat
Dear Hamish and all
Than you for some useful advices.
I done upgrade grass versio from 6.4.0 to 6.4.1.
> try upgrading to 6.4.1, and the size_column= option should
> start to work. (n.b. adding this option was actually inspired by
> the desire to vary symbol size for earthquake plots)
> also yo
Dear all,
I wish to express my gratitude to your some advices.
I understood the command that drew in circle.
Also, I understood the magnitude was not simple.
It explains the process...:
(1)
d.vect.thematic map=quake column=mag type=point themetype=graduated_points ico
n=basic/circle
...It su
Dear grass users
I'm from Japan and begginer user of grass GIS.
I tried to draw earthquake map of tohoku Japan.
First, I summarized of some earthquake data, for example lat, lon, depth and m
agnitude.
-
lon latdepth Magnitude
-
I'm grass beginner user from Japan.
I tried to three maps on a monitor with command "d.frame".
I was able to draw three maps successfully.
However, I failed to add the barscale in the second and third maps.
Why is it so ?
My scrips as follows;
---
d.mon x0
#step.1
g.region vect= area_A
d.fram
Dear all
I am a beginner user of grass gis.
I want to import a text file that included latitude, longitude,ID number and
recordig time, into grass as line data.
The format style is as follows:
id,x,y,time
1,857.8629761,-785.6849976,1
1,987.9949951,-682.4140015,2
1,964.4849854,-710.6849976,3
2,
Dear milton and Hamish
mitton wrote:
> db.select point_data fs="," > /home/YOURNORMALUSER/result.csv
Hamish wrote:
> probably because you are trying to write a file to the disk in the
> current directory, and you are in a read-only directory such as "/".
> do "cd ~" or "cd /tmp/" and try again.
mpile) a new version, 6.3 or more.
>
> Best
>
> Yasuo shimada
> --
> Hamish さん：
> >
> > sgw00412 wrote:
> > > I tested by two kinds of geographical coordinate systems by
> > > using the same data.
> > >
> > > One of the geograp
Dear Hamish and Milton:
Thank you good advice and kind message.
I intend to install (compile) a new version, 6.3 or more.
Best
Yasuo shimada
--
Hamish さん：
>
> sgw00412 wrote:
> > I tested by two kinds of geographical coordinate systems by
> > using the same data.
&
Hi all
I'm sorry for repeating the same question.
I tested by two kinds of geographical coordinate systems by using the same dat
a.
One of the geographical coordinate systems is UTM54, and the remainder is wgs8
4.
data :point vector data (10 points) and a line vector data
OS: grass 6.2.3 on Cy
Dear all:
I acquired many useful information though I was not able to solve this problem
completely.
I wish to express my gratitude to you.
Thank you.
Yasuo shimada
---
> Dear Markus and all
>
> Thank you advice...it gradually becomes difficult
>
> > Which projection are you using? Pl
Dear Markus and all
Thank you advice...it gradually becomes difficult
> Which projection are you using? Please tell us the
> output of
>
> g.proj -w
---
GEOGCS["unnamed",
DATUM["unknown",
SPHEROID["unnamed",6378137,298.2572235630001]],
PRIMEM["Greenwich",0],
UNIT["degree
Dear All
I thank for some useful advices.
So, I tried to use the 'v.distance' command.
Coordinate system of shoreline (300 lines) and the investigation spot (259
points) is wgs84.
# calc distance
v.distance from=investigation_points to=shoreline upload=dist column=distance
# view table
v.rep
Dear all
I am a beginner of grass gis.
I want to find the shortest distances from the investigation point to the shor
eline.
I have investigation point and the shoreline as vector data.
( Of course I can convert them into raster data, respectively )
I read online help of grass gis.
So, I found
Dear all:
I wish to express my gratitude for some advice to this title.
> Add a column for elevation to your vector point attribute table. Use
> r.what.rast to put the elevation (or elevation class) directly into
> the elevation field of your points table. No need to convert raster to
> ve
Dear grass users:
I am a beginner of grass. I wish to express my gratitude for past advices.
I am researching relation between animal's distribution and the altitude.
Animal's distribution is composed of the point vector data. In a word, this is
a
location information.
The altitude data wa
Dear Moritz and all
Thank you useful and kind advice.
Sorry, please give advice to me a little more.
I tried the re-classification by using r.reclass method in the raster map of the
probability distribution.
An initial probability distribution is as follows:
|MAP: (untitled) (maxent_v2 in PERMA
Dear Moritz:
I wish to express my gratitude for your valuable advice. Thank you.
It succeeded when having tried as follows:
0 thru 100=1 0-100m
100 thru 200=2 100-200m
200 thru 300=3 200-300m
300 thru 400=4 300-400m
end
save as alt_class.txt
r.reclass input=old_rast_map output=new_rast_map
Dear Moritz and all
> r.stats or r.report
Thank you for profitable advice.
When this command was used, the table is output as follows:.
|---|
| Category Information | square |
| #|description |kilomete
Dear all
I'm a beginner grass user.
I made the raster map of altitude from GTOP30.
So, I want to obtain a frequency distribution table in the altitude.
For instance:
---
height calls number of cells
---
0 - 10 m 100
11 - 20 m
I changed grass-platform from Cygwin to ubuntu with WMare palyer.
As a result, my problem was solved successfully.
Thank you for kind advices.
shimada
---
"Martin Landa" <[EMAIL PROTECTED]>³ñF
> Hi
>
> 2008/7/26 <[EMAIL PROTECTED]>:
> > It need to rebuild or re-compile grass, I gues
Hi
I understand these advice.
It need to rebuild or re-compile grass, I guess.
Thank you.
shimada
-
[EMAIL PROTECTED]
> Dear all
>
> Thank you useful advice but I failed.
>
> I installed splite3 by using cygwin set up module.
>
> After that, I check splite3 operation at command line.
Dear all
Thank you useful advice but I failed.
I installed splite3 by using cygwin set up module.
After that, I check splite3 operation at command line.
> GRASS 6.3.0 (idokeido_japan):~ > sqlite3
> SQLite version 3.5.1
>
I made new mapset as follows:
g.mapset -c mapset=new_db locatio
Dear all
I want to manage grass database with SQLite
So, I input following command from keyboard:
db.connect driver=sqlite database='gis/latlon_jpn/PERMANENT/sqlite.db'
Error: value out of range for parameter
Legal range: dbf,ogr,pg
Why error massage ?
grass manual wrote follwing
I tried to make grid (resolution 50m) using v.mkgrid command under latlon
environment.
I wrote this script:
v.mkgrid map=grid_try06 grid=50,50 position=coor coor=140.754,35.810 box=00:00:
02,00:00:02
so, warning massage;
Cannot open dbf database: home/shimada/hazaki_latlon/PERMANENT/dbf/
WARNI
I want to add calculated data to vector file.
for example, I have vector file (sample_overlay).
v.report map=sample_overlay option=length
cat|a_cat|a_HIGHT|b_cat|b_row|b_col|length
1|11|L|1473|30|23|1|21.3047451513242
2|12|H|1829|37|29|2|19.9524518420696
I want to add this length data to sample
Hi all.
I am a beginner of grass-GIS.
I want to divide line data with a grid.
I want to find the length of line data divided by every grid afterwards.
Finally, I want to do a raster display of the length of line data every grid.
For example, river line with a grid.
For example, road line with a g
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