Creating a Geospatial digital representation Model
Channel: Geoinformatics
Date: 04/09/2018

Describing the Process of converting a geopolitical conceptual model  to a digital representation

00:00 Introduction
01:15 Introducing the raster model
03:35 Typical uses of raster data
03:48 Processed Satellite data (Surface temperature)
04:18 Classified Satellite data
04:35 Density calculations (Crime rate)
4:46 Aerial photography
4:56 Digital Terrain model (DTM) /Digital Surface model (DSM)
5:31 Interpolation of point data to surfaces
6:00 Advantages of using Raster data
07:07 Disadvantages of using Raster data
09:02 Introducing the vector data model
09:15 Polygon vs Area 
09:53 The geo-relational model, Seeing the geometry as any other attribute
10:29 Tessellation as a vector alternative to raster
11:04 Advantages of using Raster data
12:50 Disadvantages of using Raster data
13:37 Planning a digital data representation
13:50 Planning for  raster data representations
14:34 Planning for vector data representations
16:11 Attribute data types
16:54 Numbers (Integer)
18:02 Numbers (floating point numbers)
20:08 Non numerical data types
22:14 Documenting your design (raster data)
24:13 Documenting your design (vector data)
26:16 Using a template for documenting your digital design
29:27 Closing comments