Posts Tagged ‘ proc gmap ’

Example 9.1: Scatterplots with binning for large datasets

July 5, 2011
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Example 9.1: Scatterplots with binning for large datasets

Scatterplots can get very hard to interpret when displaying large datasets, as points inevitably overplot and can't be individually discerned. A number of approaches have been crafted to help with this problem. One approach uses binning. This approa...
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Example 9.1: Scatterplots with binning for large datasets

July 5, 2011
By
Example 9.1: Scatterplots with binning for large datasets

Scatterplots can get very hard to interpret when displaying large datasets, as points inevitably overplot and can't be individually discerned. A number of approaches have been crafted to help with this problem. One approach uses binning. This approa...
Read more »

Tags: , , , , , , , , , , ,
Posted in SAS | Comments Off

Example 9.1: Scatterplots with binning for large datasets

July 5, 2011
By
Example 9.1: Scatterplots with binning for large datasets

Scatterplots can get very hard to interpret when displaying large datasets, as points inevitably overplot and can't be individually discerned. A number of approaches have been crafted to help with this problem. One approach uses binning. This approa...
Read more »

Tags: , , , , , , , , , , ,
Posted in SAS | Comments Off

Multidimensional scaling for clustering ZIP codes

May 6, 2011
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Multidimensional scaling for clustering ZIP codes

Multidimensional scaling maps the distances among multiple objects in a two or more dimensional space. This method is getting hotter in analyzing social network, since many SNS website now offer handy tools to visualize the social connections for the ...
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Example 8.31: Choropleth maps

March 22, 2011
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Example 8.31: Choropleth maps

In our book, we show a simple example of a map (section 6.4.2) where we read the boundary files as data sets and use SAS and R to plot them. But both SAS and R have complex functionality for using pre-compiled map data. To demonstrate them, we'll sho...
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How many SAS programmer opens by states?

March 15, 2010
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How many SAS programmer opens by states?

1. Data by state is obtained manually from indeed.com (14 days range @15Mar2010);2. Conclusion: SAS programmer opens most occur on the east and west coastdata sites;length stcode $ 2;input stcode $ region sites;state=stfips(stcode);datalines;AR 6 ...
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