Another Word For It Patrick Durusau on Topic Maps and Semantic Diversity

December 25, 2014

Cartographer: Interactive Maps for Data Exploration

Filed under: Cartography,D3,Mapping,Maps,R — Patrick Durusau @ 11:45 am

Cartographer: Interactive Maps for Data Exploration by Lincoln Mullen.

From the webpage:

Cartographer provides interactive maps in R Markdown documents or at the R console. These maps are suitable for data exploration. This package is an R wrapper around Elijah Meeks’s d3-carto-map and d3.js, using htmlwidgets for R.

Cartographer is under very early development.

Data visualization enthusiasts should consider the screen shot used to illustrate use of the software.

What geographic assumptions are “cooked” in that display? Or are they?

Screenshot makes me think data “exploration” is quite misleading. As though data contains insights that are simply awaiting our arrival. On the contrary, we manipulate data until we create one or more patterns of interest to us.

Patterns of non-interest to us are called noise, gibberish, etc. That is to say there are no meaningful patterns aside from us choosing patterns as meaningful.

If data “exploration” is iffy, then so are data “mining” and data “visualization.” All three imply there is something inherent in the data to be found, mined or visualized. But, apart from us, those “somethings” are never manifest and two different people can find different “somethings” in the same data.

The different “somethings” implies to me that users of data play a creative role in finding, mining or visualizing data. A role that adds something to the data that wasn’t present before. I don’t know of a phrase that captures the creative interaction between a person and data. Do you?

In this particular case, the “cooked” in data isn’t quite that subtle. When I say “United States,” I don’t make a habit of including parts of Canada and a large portion of Mexico in that idea.

Map displays often have adjacent countries displayed for context but in this mapping, data values are assigned to points outside of the United State proper. Were the data values constructed on a different geographic basis than the designation of “United States?”

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