Josh coutts geographer geographic standards and criteria branch
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Josh Coutts - Geographer Geographic Standards and Criteria Branch PowerPoint PPT Presentation


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Geographic Area Relationships. Josh Coutts - Geographer Geographic Standards and Criteria Branch. 1. Hierarchy of Census Geographic Entities. 2. 3. Geographic Area Relationship Rules. Tessellation rules Mutual Exclusivity (overlap) rules Co- extensivity rules Containment rules

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Josh Coutts - Geographer Geographic Standards and Criteria Branch

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Geographic Area Relationships

Josh Coutts - Geographer

Geographic Standards and Criteria Branch

1


Hierarchy of Census Geographic Entities

2


3


Geographic Area Relationship Rules

  • Tessellation rules

  • Mutual Exclusivity (overlap) rules

  • Co-extensivity rules

  • Containment rules

  • Automatic update rules

  • Specific Entity rules

4


Business Rules Implementation Type Matrix

5


Tessellate rules

6


7


8


Mutual Exclusivity rules

10


Blount County, AL 2009

Hayden Town

Smoke Rise CDP

11


Blount County, AL 2010

Hayden Town

Smoke Rise CDP

12


Smoke Rise CDP 2010

13


Coextensivity rules

14


Containment rules

15


Update rules

16


Specific entity rules

17


Area rules (Non-entity specific)

18


Questions?

Josh Coutts

[email protected]

301-763-9040

Geographic Standards

and Criteria Branch (GSCB):

301-763-3056

19


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