'Squares mapper' presentation slideshows

Spatial Indexing, Search, and Mapping for Species level databases

368 views • 26 slides

System concept and development by: Tony Rees Divisional Data Centre

c-squares - a new method for representing, querying, displaying and exchanging dataset spatial extents. System concept and development by: Tony Rees Divisional Data Centre CSIRO Marine Research, Australia. bounding rectangle representation.

204 views • 10 slides

C-squares concept: hierarchical text-based identifiers for global grid squares

C-squares concept: hierarchical text-based identifiers for global grid squares. Example 10x10 deg. square ID: 3414 Example 5x5 deg. square ID: 3414:1 Example 1x1 deg. square ID: 3414:100 Example 0.5x0.5 deg. square ID: 3414:100:1 (etc.).

167 views • 2 slides