'Polygon overlay' presentation slideshows

Efficient Parallel and Distributed Algorithms for GIS polygon overlay

Efficient Parallel and Distributed Algorithms for GIS polygon overlay. Satish Puri Dr. Sushil K. Prasad (Chair) Dr. Ying Zhu Dr. Rafal Angryk Dr. Shamkant Navathe. Agenda. Introduction Motivation Goals Result Future work. Polygons. Self-Intersecting polygon.

1.06k views • 78 slides

Spatial Analysis

Spatial Analysis. Spatial Analysis. Proximity (ARC) pointdistance near Buffering (ARC) buffer Polygon Overlay (ARC) clip split erase update union intersect identity. No attribute merging. with attribute merging. Proximity Calculations.

311 views • 30 slides

Spatial & Terrain Analysis

in 3D. Spatial & Terrain Analysis. Nigel Trodd Coventry University. Aim & objectives. To understand the application of 2D+ terrain analysis in GIS. to review methods of 2D spatial analysis to identify 1st and 2nd order derivatives of DEM data

447 views • 22 slides

GUS: 0262 Fundamentals of GIS

GUS: 0262 Fundamentals of GIS. Lecture Presentation 5: Vector Operations Jeremy Mennis Department of Geography and Urban Studies Temple University. 1. D. 2. Measurement. Length (Lines) by Pythagorean theorem Area (Polygons)

213 views • 20 slides

Integration of attribute data

Integration of attribute data. Actions requiring no spatial properties comparing income levels, computing measures such as average income actions using only spatial properties determine parcels in floodplain actions that combine both

287 views • 18 slides

Union and Intersection of Polygons

268 views • 16 slides

7. Spatial Overlay 7.1 Map Algebra (raster) 7.2 Polygon Overlay (vector)

Lecture 21: GIS Analytical Functionality (VI). Topics. 7. Spatial Overlay 7.1 Map Algebra (raster) 7.2 Polygon Overlay (vector). Readings on the topics. Chapter 8, Bonham-Carter (1994): pp. 221-265. Other readings. Chapter 7, Aronoff (1993): pp. 208-211. Outlines.

170 views • 6 slides