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 b...@toraval.frさん：
Hello Yasuo,
If you just need to display line directions with an arrow head on
end-node, you can use the
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
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 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 mi...@arava.co.ilさん：
On 01/01/2012 01:38 AM,
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
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
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
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!
I
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
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.
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 looking for a
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
and make.
The time is necessary a little more.
Best
Yasuo shimada (japan weather association)
---
Hamish hamis...@yahoo.comさん：
Hi,
since it seemed to build ok, but fails on the install, maybe
you can try to find the build dir and install it in the correct
place by hand?
sgw00412 wrote
for me the work.
Best
Yasuo shimada
---
Hamish hamis...@yahoo.com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 and u,v from raster maps in certain
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.barb' as
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)
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 !!
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;
xA
Other hand, if station B has 2m/s
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
I solved...;
grass64 $GISDBASE/$LOCATION_NAME/$MAPSET
Thanks !
Yasuo shimada
- Original Message -
Date: Tue, 21 Jun 2011 16:30:16 +0900 (JST)
From: sgw00...@nifty.com
To: grass-user@lists.osgeo.org
Subject: startup with non-interactive batch jobs... failed
Dear grass user
I'm a
Dear Micha and all
You need to 'export' each of these variables. i.e.
home$ 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 mi...@arava.co.ilさん：
On Tue, 2011-06-21 at 16:30 +0900,
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
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 you
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
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
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.frame
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
.
Best
Yasuo shimada
--
Hamish hamis...@yahoo.comさん：
sgw00412 wrote:
I tested by two kinds of geographical coordinate systems by
using the same data.
One of the geographical coordinate systems is UTM54, and
the remainder is wgs84.
data :point vector data (10
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.
Great !!
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
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
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
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
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
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
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
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.
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 guess.
yes,
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
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 sqlite out of range for parameter driver
Legal range: dbf,ogr,pg
Why error massage ?
grass manual
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/
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
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
43 matches
Mail list logo
