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Questions tagged [manifold]

Manifold System is a geographic information system (GIS) software package with support for vector and raster data, spatial SQL, a built-in Internet Map Server (IMS), and general programming. It is built for use exclusively on Windows. Further information on Manifold can be found on the website www.manifold.net.

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Deduce normal vector of manifold from surface coordinates

Dear fellow stackoverflow users, I'm a computational chemist and I have a geometry problem. I have a bunch of coordinates that define a molecular surface and I would like to derive the outward normal vectors of this surface. It seems that the…
Glxblt76
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Manifold/PostGIS data manipulation and export

I'm currently working on a GIS database project using Manifold Ultimate. I am able to import data from PostGIS via the database console, and edit the data as a table object within Manifold. How do i 'commit' these changes back to PostGIS? I am…
ystan-
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Setting the parameters of locally linear embedding (LLE) method in Scikit-learn for dimensionality-reduction

I'm using locally linear embedding (LLE) method in Scikit-learn for dimensionality reduction. The only example that I could find belong to the Scikit-learn documentation here and here, but I'm not sure how should I choose the parameters of the…
Miranda
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Does CGAL 3D mesh generation require condition except closed manifold?

I'm trying to triangulate given coronary artery model(please refer image and file). At first, I've tried to triangulate them using 3D constrained Delaunay triangulation in TetGen engine, but it appears that TetGen didn't generate them in all time.…
Jehyun Cha
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SQL column type mismatch error

Any idea why I'm getting a 'column type mismatch [Analysis.ASCo]' here? The cursor highlights the second 'Analysis' in line…
yumi
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Can tilemill display line as arrow

I am making a map in Tilemill map using OSM Bright as base map. I have added two shp files. One has markers on it and other lines. Shape file with lines represents rivers and I would like to display them as arrows (lines are divided into several…
vvidmar
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Manifold Developer user guide

Is there a developer guide for Manifold System? In their site i didn't find a beginners guide ,only a user guide and some samples. I'm mostly interested in google map development through manifold. Thank you
Argiropoulos Stavros
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SQL Server Spatial Datatypes

I have exported an ESRI shapefile to SQL Server 2008 using Manifold, which gives me a column "Shape" of type Geometry. The Manifold .prj file looks like…
Morten
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Reading a text file and exporting its contents to sql

I'm trying to have files(.shp and image file types) that are listed(the location) in a text file exported to a database, by importing it into the manifold program and then exporting them from there into sql. The code is in C# and any references,…
Jason
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Selecting Nodes Separating Line Segments

I want to select nodes separating line segments in a layer. I want to select nodes only where they are intersected by two lines, NOT when they meet with more than two line (e.g. a T intersection or four way intersection, etc.). Here's the best…
Cindy
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