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Here are two rectangles drawn on top of the map of the States. This is WFS 1.0.0 filter with two Intersects combined with OR <ogc:Filter> <ogc:Or> <ogc:Intersects> <ogc:PropertyName>topp:the_geom</ogc:PropertyName> <gml:Polygon> <gml:outerBoundaryIs> <gml:LinearRing> <gml:coordinates decimal="." cs="," ...


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Have you tried using Intersects or Overlaps? Here are examples: http://mapserver.org/ogc/filter_encoding.html#currently-supported-features https://wiki.state.ma.us/confluence/display/massgis/GeoServer+-+WFS+-+Filter+-+Overlaps


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This works: http://mymapservice.com/?request=GetFeature&service=WFS&typename=county_roads_wms_only:Roads&filter=<ogc:Filter><ogc:Or><ogc:PropertyIsLike escape="\" singleChar="_" ...


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Here are a couple of possible examples. JSTS Topology Suite The JSTS Topology Suite is a JavaScript library of spatial predicates and functions for processing geometry conforming to the Simple Features Specification for SQL published by the Open Geospatial Consortium. JSTS Topology Suite is also a JavaScript port of the well established Java library JTS ...


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3D City DB may be an option for you. It is "open source and released under the terms of LGPL" and supports CityGML, Oracle and PostGIS.


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You can refer to opensource javascript geometry library @ geoJs.


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Some time has passed, the topic is still relevant since new software became available: Did anyone try out the NASA Ames Stereo Pipeline (ASP, http://ti.arc.nasa.gov/tech/asr/intelligent-robotics/ngt/stereo/)? The source code is on github. Furthermore, in the open source software Orfeo Toolbox (OTB, http://orfeo-toolbox.org) they offer "One-click DEM ...


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I also recommend Geoserver/Postgres-Gis which is a good option : totally free and relatively easy. No need GeoNetwork in a first time if you just want to migrate your shapefiles. You will need less than 30 minutes to understand how to manually import your shapefiles (here is a good video tutorial). Once you have your geoserver installed you can easily ...


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you can use Tranus, it's opensource And it provide the four-step travel demand modules with a combination of trip distribution and mode choice. It has both land use model and travel demand model. But the travel model cna be run independently. It is written in fortran, so the performance is good.



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