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I would like to use Geonetwork to provide a search function for my university. We have large pools with PCs and can not use ArcGIS implemented search functionality. I have seen a Geonetwork set up which was able to point to the datasets (raster and vector; not WMS/WFS) in a way you could load it into ArcGIS as Layer. Do you know how to achieve this? Home — GeoNetwork opensource
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08-27-2014
02:26 AM
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Thank you Dan! It worked with the raster calculator and Con but we had to increase the extent (rows and columns of the raster) to the LIDAR datasets extent. So the workflow was as follows: buffer building point feature feature to raster conversion with customized output extent (geoprocessing settings, environmental setting) to the LIDARs extent Raster Calculator: Con(IsNull("raster2"),"raster1","raster2") That worked like a charm and gave is the needed output dataset
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08-25-2014
08:22 AM
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Hi, We need to merge two DEM rasters, so the values from raster 2 (see below) will be "inserted" into the raster values of raster 1. As you can see in raster 1 we have buildings which need to get cut off the surface. Raster 1 is from LIDAR raster 2 is a DEM. We want to visualize these buildings in ArcScene and drape the orthophoto ontop of the LIDAR raster, but the draped orthophoto would look bad in the buildings areas: With raster calculator usage we only would get the buffer zones around the buildings without the rest of the LIDAR dataset info.
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08-25-2014
07:26 AM
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Bin gespannt was dabei herauskommt. Die Anforderungen scheinen ziemlich hoch zu sein, auch wenn ich das gerade in einem Themenfeld das mich nicht nur persönlich sondern auch beruflich betrifft sehr begrüße, frage ich mich wer in der "kurzen" Zeit genug Arbeitszeit aufbringen kann, um sich dem Thema entsprechend zu widmen. Wie gesagt, ich bin gespannt.
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08-13-2014
07:25 AM
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Moin, Ich komme aus der Natur- und Umweltschutz Sparte, daher gilt das von mir geschriebene wahrscheinlich hauptsächlich dafür. Ich sehe durchhaus GIS-Kenntnisse in Verbindung mit Datenbanken und z.T. auch Web-GIS Erfahrungen als begehrenswerte Qualifikationen, vor allem in bei Themenfeldern die sich mit raumbedeutsamen Fragen beschäftigen (wie z.B. Natur- und Umweltschutz). ESRI ist Marktführer, jedoch zum Teil von GISPAD (z.B. Biotopkartierung NRW) und Ähnlichen ergänzt. Wenige Büros arbeiten mit QGIS, wobei ich das Gefühl habe, dass es ganz langsam mehr werden. Einzelne Büros arbeiten auch mit SpatialCommander. Mit "Büros" meine ich Firmen mit Themenfeldern in der Landschaftsplanung. Behörden arbeiten fast ausschließlich mit ERSI Anwendungen, z.T. aber noch mit Alt-Versionen (einzelne ArcView, viele ArcGIS 9 - 10, die wenigsten 10.1+) - so zumindest mein Eindruck. In Behörden wird Web-GIS immer interessanter um die einzelnen Fachbehörden +-barrierefrei zu vernetzen, aber auch wegen den INSPIRE Richtlinien. Jobsuche: greenjobs.de > Angebote > Übersicht ("GIS" als Suchbegriff)
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07-31-2014
01:28 PM
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just to answer this: "Would running into a single string without a space stop the whole process?" Yes, it would. You have to use a try: / except: call to not get stopped by a missing method call. You could look it up in the python API. The try block will get executed and if it can not execute properly the except block will get called instead - which will relate to: 1. you can print an error log with additional info in the except block 2. the script won`t stop cause the error get catched by the exception block
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07-23-2014
01:09 PM
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ERROR 000539: Error running expression: u"MINNEKINE".split(" ")[1] traceback: file "<expression>", line 1, in <module> IndexError: list index out of range 'MINNEKINE' is the string which should be split by ' ' (space), but it has no space. Therefore the list which is returned has no second (list[1]) entry -> index out of range. Seems like you have OWNER values which have no space as seperator, why? Do you perform any other method on !OWNER! before putting it into split()?
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07-23-2014
10:53 AM
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please give us some example names for a) working and b) not working so we could figure out what is wrong with your approach.
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07-23-2014
10:14 AM
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i have done some test in excel to get it working: ( x - min(x) ) / (max(x) - min(x) ) -- your code to create 0 - 1 normalized raster --> let us call it raster1 ( raster1 + 1) * -1 -- reverse the values 1-> 0 ; 0-> -1 ; call it raster2 ( raster1 + raster2) -- -1 to 1 i am not a math or statistics guy though!
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07-23-2014
09:14 AM
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You could use the ndvi as an example. Its arithmetics are explained in the arcgis help or the www. Sorry my mobile i low on battery and i can not provide links currently. what gives this?; ( max(x) - min(x) ) / ( max(x) + min(x) ) // this is stupid sorry this is not tested though. beware the spelling >> send from my mobile
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07-23-2014
08:51 AM
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If you import arcpy you could run it from cmd.exe (commandline) or idle the integrated python ide. You also could run the code via python window from arcCatalog but you should not have the catalogs cursor on the file than. Hope it helps
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07-23-2014
08:44 AM
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Hi, My first bed would be to change the file location to a place without special signs in it (like " ","-"). Some geoprocessing tools do not like these. If the shapefile is viewed in any ESRI application like ArcMap or ArcCatalog it could be locked - this could result in a similar error. ESRI Applications are not good in deleting these locks after you are finished with the file - I had to close every ESRI app to get rid of the lock sometimes.
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07-23-2014
07:35 AM
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Hello, thank you for those hints. I have started to extend the geoprocessing widget but stopped this since my attempts did not work and failed on initialize and destroyed the fancy widget configuration dialog in flexviewer. So I started to create my own geoprocessing widget and built bottom up instead of top to heaven: http://pastebin.com/800Sps6e for some reason my gp wont ever call the gp_executeCompleteHandler(). The fault is not invoked either. The task on my ArcGIS Server is properly set up and could be used with the geoprocessing widget from flex viewer. My servers log tells me that the task was successfully invoked and that it send data back ("Answer: 5557 chars") - which seems to be a valid JSON answer for 8 features in a featurerecordset. What am i doing wrong? I can not find it.
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04-22-2013
11:17 AM
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Hello dear ESRI Users, I am currently searching the internet for a solution to connect the geoprocessing widgets output with the chart widget. Both parts work well as they are the only thing I would need is to drop the geoprocessing results into the chart widget as data. I query a MySQL database with my geoprocessing service and the query resultset should be passed to the chart widget to get displayed nicely. Dipping into the source code makes me feel quite uncomfortable about coding such a thing myself since my last visit of Flex is long in the past and I am not that experienced with it. Maybe there is a Tool I could drop into my application or some of you have nice tips on how to achieve this. many thanks, Florian Hoedt
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04-19-2013
09:25 AM
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