A geospatial standards organization known as the Open Geospatial Consortium

learn more… | top users | synonyms (1)

0
votes
0answers
36 views

What is a polygon, a ring, a part in arcpy, ArcMap-editor for the OGC and in GIS generally

I ran in some difficulties to the definition of the term polygon as i tried to understand arcpy's geometry model. (ArcPy getPartCount always returns 1 on multipart polygons?) I ended up in consulting ...
2
votes
0answers
23 views

REST API for OGC standards

I can access WMS and WFS using SOAP and XML. Is there an option to access it using REST and JSON? I have gone through the specification and couldn't even find the word REST mentioned once.
0
votes
0answers
15 views

Map server that can go on Windows shared hosting (no installation) [closed]

I need to deliver WMS, WMTS and WFS endpoints in a GoDaddy Windows shared hosting. I can't install anything but I can reference DLLs from my c# ASP.NET application. I could see this but that is for ...
3
votes
2answers
48 views

Is GeoJSON an OGC format

I am using geometries in a JavaScript page and it is best to use JSON objects rather than GML which is XML based. I heard of GeoJSON, but is it an OGC open format?
1
vote
1answer
32 views

Number of zoom levels in WMS?

I want to calculate the numbers of zoom levels that has a WMS. I had a look to the WMS spec and I guess that it has to be related with bounding box area and image size.
3
votes
2answers
48 views

What is the CAD equivalent of OGC?

The GIS industry has the OGC. What standards does CAD software have?
3
votes
1answer
47 views

When validating geometries, what are “Nested shells”?

I am validating shapefiles polygon geometry using shapely, and have also attempted it using FME. Some polygons return the error "Nested Shells". I cannot find a definition of what the problem is, ...
0
votes
0answers
8 views

Reporting OGC services data?

I have been asked to created some sort of reporting of OGC services data, and as well some sort of comparison reports to show comparison. I have not worked much with OGC services, but in review I ...
2
votes
2answers
50 views

Semantics of polygon points - How to join the dots?

The question arise from reading the standard "OGC® Sensor Planning Service Interface Standard 2.0 Earth Observation Satellite Tasking Extension", that you can get from ...
0
votes
1answer
26 views

Learning how to use WFS Filter?

I need to learn about the WFS Filter. is their any website or book where we can learn about WFS and its filter by example. i have seen the OGC website where we have only xsd.
1
vote
1answer
66 views

Geoserver 2.5 style SLD import from QGIS issue

I have created an SLD file from a layer in QGIS that I am trying to import into Geoserver 2.5 but am having some problems with an issue. The error I am getting back is: Parsing failed for Filter: ...
0
votes
0answers
4 views

OpenSearch search for arbitrary doubles

Is there any way to define a field in open search to search for arbitrary doubles? Something like value > 1000.102? Or is there a way to emulate that?
2
votes
1answer
99 views

Mbtile To Geopackage and Vice versa

Considering the new open format offered by OGC, Geopackage, on top of vector data (like that of shapefiles), it supports map tiles as well. The functionality is similar to mbtile format founded by ...
0
votes
0answers
14 views

Where can I find a current list of available WMS sites? [duplicate]

To be clear, I'm not looking for WMS server software, but rather data servers. I've looked everywhere for a current list of WMS server sites. I've found this question asked about 4 years ago ...
0
votes
1answer
376 views

How to use filter encoding in a WFS query on MapServer?

I need to query this WFS public service http://wms.pcn.minambiente.it/ogc?map=/ms_ogc/wfs/Numeri_Civici_2012.map&service=wfs&request=getCapabilities The layer I need to query is this one ...
0
votes
0answers
25 views

Which open source lib to choose from gxp attached with open geosuite 4.5 , heron or core geoext?

My requirements are WMS , WFS-T (editing), printing map, styling , able to edit layout to make a consistent template for application. text search , search by geometry, query , multi-layer ...
0
votes
0answers
136 views

How to get elevation of a coordinate given a dtm file out of a PostGIS?

What would be the best way to get elevation of a coordinate out of a PostGIS database (SQL/plpgsql) given a GeoTIFF dtm file? Importing as PostGIS Raster (which seems more costly) and calling ...
2
votes
1answer
86 views

Is there anything like OGC Property IN list Filter?

I am converting some CQL filters to OGC, and I'm wondering whether there is something like a propery in list filter in OGC, or the only solution is to combine the PropertyIsEqualTo with an OR ...
0
votes
0answers
97 views

How to provide multiple URL endpoints to the same GeoServer instance?

I'm trying to setup a GeoServer instance where different users can connect to the same underlying datastore using different URLs, in order to key different behavior in another custom GeoServer ...
0
votes
1answer
161 views

How to pre-render map tiles

I'm looking for a mechanism/mechanisms where by I can pre-render my own map tiles and then server them up to the client through OGC WMTS service. There are numerous ways I have searched on the web ...
6
votes
2answers
155 views

Is there an open standard for raster information?

For geographic vector data (Features) there is an OGC standard that defines geometries and their different annotations such as WKT and WKB. For raster image data however, I was not able to find ...
2
votes
3answers
539 views

How are ESRI WKT projections different from OGC WKT projections?

Does anyone know the precise list of differences between esri wkt and ogc wkt projection format strings? I know there are various tools to help convert from esri wkt to ogc wkt, incl gdal utilities ...
0
votes
0answers
27 views

Get a geometry point along a line from another point with distance using OGC SFSQL

I am wondering is that any quick OGC SFSQL function (or any other spatial query) which return a geometry point that: The point is x distance along a line from its A-End ? ps: I am using postgis 2.x
8
votes
2answers
254 views

What's the difference between coordinateDimension and spatialDimension?

The OpenGIS standard mentions three methods to query the dimensions of a Geometry: dimension(): the inherent dimension of the geometry: 0 for Point 1 for Curve 2 for Surface coordinateDimension(): ...
1
vote
0answers
44 views

C++ parser for OGC Filter Encoding 1.0

I'm developing a C++ application and I have to parse a OGC Filter in order to implement querying functionality on a metadata repository. Does anyone know any C++ library to parse OGC Filters? Thanks. ...
3
votes
1answer
132 views

INSPIRE, GEOSS and OGC

(as simply as you can) what are the differences between INSPIRE, GEOSS and OGC? I will explain what I understood: (1) The OGC provides standards for web-mapping that like WMS, WFS (are these ...
5
votes
0answers
127 views

Servers that implement OGC Geo/Time OpenSearch

The OGC is close to publishing the "OpenSearch Geo and Time Extensions", which can be downloaded from http://www.opengeospatial.org/standards/requests/116. That specification is based on, but extends, ...
0
votes
1answer
646 views

Is there free WFS 2.0 client?

I have the task to provide my point observations data in the "WFS 2.0" (Web Feature Service 2.0) standard format. Are there any free, easy-to-use, desktop GIS clients or online viewers for showing ...
1
vote
2answers
315 views

How can I centralize QGIS connections for multiple QGIS installations

I have multiple computers with QGIS installed on them. I regularly use the same WMS / WFS services. Now I have to connect to these services for each QGIS installation separately. It would be great ...
3
votes
1answer
57 views

What is the OGC way of representing Related features?

I have a point shapefile of Persons (The point is located at the registered address of the person) and a polygon shapefile of parcels. There is an owner_id attribute in the parcels shapefile, which ...
0
votes
1answer
227 views

ogc:filter how to filter a number?

The below sld passing attribute5 having 3.09 or 5.56. But not 1690.98 or 10923.34 which is just opposite of what we need. How to parse the string attribute5 data as number here.. ...
4
votes
1answer
184 views

Is there public OGC Catalog Service (CSW) available which lets ArcGIS for Desktop with CSW Client Add (WMS) To Map?

This is a follow on from a Question that I asked last year entitled Is there a public OGC Catalog Service (CSW) available?. That Question has an Accept-ed Answer but I would now like to expand upon ...
0
votes
1answer
487 views

Geoserver: WFS/WMS query by month on Date datatype

I have a GeoServer running, using a Postgis database as storage for a workspace with a few different layers. These layers are accessible through WMS or WFS. One of the variables in this database is ...
2
votes
1answer
76 views

ArcGIS layer format

am I correct in saying that the ArcGIS layer format for styling maps (*.lyr) is not an OGC approved format? And this is the reason that QGIS cannot read the *.lyr files? Thanks Antonio
0
votes
1answer
203 views

postGIS (?) - ST_Difference preserving attributes

EDITED QUESTION: PROPER SYNTAX FOR ST_DIFFERENCE BETWEEN TABLES? I have two huge polygon datasets from shapefiles, call them 'baselevel' coverage and 'deluxe' coverage. They each contain over 2.4 ...
4
votes
1answer
1k views

Are these two OGC WKT projections the same? And if so, why are their reference strings different?

So here is the .prj text of a federal shapefile dataset of all public airports in its native OGC WKT format: ...
-1
votes
1answer
138 views

OpenStreetMap is more technical than many people think [closed]

I have been asked to write an article on the above topic. I am writing on Quasi topological data format Incompatibility with OGC standards (WMS vs mapnik, WFS vs overpass, SLD vs mapcss) Closed ...
1
vote
1answer
169 views

Making my GIS application OGC compliant

We have a stack of open source software's which we use to build a GIS. We would like to align our application to OGC as much as possible. I visited the site and read about the standards. Now my ...
1
vote
2answers
163 views

SQL: Select aggregated Bounding Box of multiple Features

I would like to calculate the aggregated bounding box of multiple features using OGC Simple Feature SQL or SQL API of ArcSDE. The following statement will only query the bounding box of each feature: ...
0
votes
0answers
535 views

OGC filter intersects polygon

I am trying to get a selection of points in my dataset, by selecting a polygon and returning all points inside it. I am using an OGC fiter, and currently I am testing it directly in the OpenLayers ...
5
votes
3answers
3k views

Is it possible to make OGC WMS/WFS look like a ArcGIS Server layer, including functionality?

ESRI contacted me about this question. After a good talk the conclusion was that it is not wise to build a wrapper around WMS/WFS because of possible changes to the REST interface of ArcGIS Online ...
1
vote
2answers
67 views

Is WFS:native mandatory to get OGC compliance?

I am a newbie to this domain. I am using WFS 1.1.0 and found out that is has a wfs: native operation. I wanted to know whether I can get OGC compliance without implementing WFS: native or is it ...
1
vote
1answer
302 views

GeoServer WMS OGC-filter fails with “I dont understand the tag: gml:Polygon”

I'm trying to construct an OGC filter to pass to a WMS GetMap request to GeoServer but I can't seem to do it. The goal is to show the parts of the layer that intersects with a supplied polygon. ...
4
votes
1answer
699 views

Reading OGC geometry data from SQL server using R

I would like to write a script in R that creates a map using OGC geometry data that is stored on a Microsoft SQL server. Is there a way to read OGC geometry data using a query passed from R? Maybe ...
2
votes
0answers
171 views

How to Create database using OGC compliant geometries and Custom type Geometries?

I am interested in storing geometry attributes in a PostGis database, so that it would be OGC compliant, along with OGC compliant geometry types like point,line, linestring, etc. I also wanted to ...
1
vote
1answer
508 views

GeoServer Transformation Function (Categorize) Problem

I'm trying run three filter functions(Recode,Categorize,Interpolate) described at the bottom of this page http://docs.geoserver.org/stable/en/user/filter/function_reference.html Recode and ...
1
vote
1answer
574 views

Desktop client symbolozing a WMS layer by sending SLD to the WMS server?

Objective is simple: finding 'desktop software' (such as ArcGIS, QGIS, etc) that can load a WMS layer, and then send its own SLD to apply to the WMS server in order to get the WMS layer back with the ...
2
votes
1answer
323 views

What resources are there to create a WPS from a web app?

I am developing a web app using the Weight of Evidence method and I need to create a web processing service out of it or enable it for web processing services. The code is in C# and includes an ...
2
votes
0answers
168 views

How to get a Feature with a srsName?

This is a duplicate asked on AutoDesk Forum. If I form a request like this: ...
3
votes
1answer
245 views

OGIS Ole Db provider sample with read/write capability

I'm trying to determine what level of effort would be required to develop an OGIS Ole db provider for ArcGIS. There is a sample that is read-only. I would like to be able to edit featureclasses in ...