[Qgis-user] Re: [GRASS-user] OCR

2011-05-04 Thread Markus Neteler
On Wed, May 4, 2011 at 11:18 AM, ALT SHN wrote: > Hello, > > This might seem a Little off topic, but maybe someone here can help me. > > I need to extract toponomical data from old digitized paper maps. I wish to > explore Optical character recognition (OCR). > > Does anyone has a suggestion/exper

Re: [Qgis-user] road graph plugin: no starting point?

2011-05-04 Thread Anita Graser
Hi Paolo, In my experience the plugin only works with graphs in WGS84 (or any lat/lon system). And even then it's often a pain. Best wishes, Anita On Thu, May 5, 2011 at 7:53 AM, Paolo Cavallini wrote: > Hi all. > I keep on getting "Start point not on the road" error. I tried different > topolo

Re: [Qgis-user] road graph plugin: no starting point?

2011-05-04 Thread Sergey Yakushev
Hi. Thu, 05 May 2011 07:53:20 +0200 письмо от Paolo Cavallini : > Hi all. > I keep on getting "Start point not on the road" error. I tried different What set layer coordinate reference system, project CRS and 'on the fly transformation'? > topology settings (up to 99, the maximum allowed), to

[Qgis-user] road graph plugin: no starting point?

2011-05-04 Thread Paolo Cavallini
Hi all. I keep on getting "Start point not on the road" error. I tried different topology settings (up to 99, the maximum allowed), to no avail. Any hint? Thanks. -- Paolo Cavallini: http://www.faunalia.it/pc ___ Qgis-user mailing list Qgis-user@lists.o

Re: [Qgis-user] QGIS + GRASS = Errors

2011-05-04 Thread Martin Landa
Hi, 2011/5/5 vanhoesenj : > "Cannot start Module r.shaded.relief command: > C:/OSGeo4W/apps/grass/grass-6.4.1/bin/r.shaded.relief.bat --interface-- > description wild guess, it should have be `--interface-description` not `--interface--description`. Martin -- Martin Landa * http://geo.fsv.cvu

[Qgis-user] QGIS + GRASS = Errors

2011-05-04 Thread vanhoesenj
Hi all - I'm running QGIS 1.6.0 and GRASS 6.4.1 and I'm getting weird errors when trying to run a few tools inside GRASS. I've imported an ESRI grid into GRASS without difficulty and can use some spatial analysis tools (slope, aspect, etc) but when I try to run r.shaded.relief or r.mapcalculator,

Re: [Qgis-user] Raster to shape

2011-05-04 Thread Giovanni Manghi
Please refer to the QGIS manual on how to start with GRASS. You'll need to create a location/mapset, import the raster in it and then use r.to.vect cheers -- Giovanni -- On Wed, 2011-05-04 at 16:07 -0300, Sivori Sarti da Silva wrote: > The Grass toolbox appears inactive. > The image that I geore

Re: [Qgis-user] Raster to shape

2011-05-04 Thread Sivori Sarti da Silva
The Grass toolbox appears inactive. The image that I georeferenced does not origin in Grass. It was an jpg image. I selected the layer with raster image, click in Grass plugin and the toolbox stay disabled. SIVORI SARTI DA SILVA - Mensagem Original - Data: Quarta-feira,

Re: [Qgis-user] OCR

2011-05-04 Thread Siki Zoltan
Hello, there are some R2V (automatic raster to vector converter) which try to found text on the map. I don't know open source solution for the problem. I've some experiences with VPMax, VPStudio which can find rotated text too. The result is highly depending on the qualy of the map and of cour

Re: [Qgis-user] OCR

2011-05-04 Thread Ramon Andinach
On 04/05/2011, at 17:18 , ALT SHN wrote: > Hello, > > This might seem a Little off topic, but maybe someone here can help me. > > I need to extract toponomical data from old digitized paper maps. I wish to > explore Optical character recognition (OCR). > > Does anyone has a suggestion/experie

[Qgis-user] OCR

2011-05-04 Thread ALT SHN
Hello, This might seem a Little off topic, but maybe someone here can help me. I need to extract toponomical data from old digitized paper maps. I wish to explore *Optical character recognition (OCR). Does anyone has a suggestion/experience with this kind of challenge? Thank you, André Mano *