Simple USA State Map Visualization

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This post provides a simple tool to genereate a heat map of US states.

The tool will take a csv file as input. This data file should contain two columns: The state code is the standard state code in two capital letters. For example, New York state is NY. Numbers in the VALUE colume should be positive(including zero). They will be mapped to \([0, 1]\) range by the following formular: $$ x_{i}' = x_i / \max_k \{x_k\} $$ Therefore, the max value will be mapped to 1.

Your may download a template here.

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