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Projections I

Mills College 2009 SOC128 G eographic I nformation S ystems and Sociological Geography. Projections I. Outline. What do you need to know going forward Projections and coordinate systems. The Problem.

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Projections I

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  1. Mills College 2009SOC128GeographicInformationSystems and Sociological Geography Projections I

  2. Outline • What do you need to know going forward • Projections and coordinate systems

  3. The Problem http://publib.boulder.ibm.com/infocenter/dzichelp/v2r2/topic/com.ibm.db29.doc.spatial/csb3022a.htm

  4. The Problem • A “rectangle” on the earth’s surface… • …that is, a four cornered area aligned with parallels and meridians Cwest, Bnorth Awest, Bnorth Awest, Dnorth Cwest, Dnorth

  5. The Problem

  6. Consider 2 Square Areas on a Map

  7. Both are 1 unit x 1 unit 3 2 1 0 0 2 1 3

  8. Credits

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