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Thanks to Nathan at Flowing Data: How to Make a Heatmap – a Quick and Easy Solution
How do you make a heatmap? This came from kerimcan in the FlowingData forums,and krees followed up with a couple of good links on how to do them in R. It really is super easy. Here's how to make a heatmap with just a few lines of code,but first,a short description of what a heatmap is. The HeatmapIn case you don't …[...] Colleague Owen Densmore points us to this page with these comments:
Brady Forrest,at O'Reilly's Radar,tips us to an interesting mash-up of Flickr,Open Street Map and the Burning Man festival. Why not use this idea for local festivals —fairs,classic car rallies,an introduction to a new shopping center? Flickr's Burning Man Map Uses [...] The phrases “community journalism”and “convergence journalism”have been around for decades (in the case of the former) and at least 10 years in the case of the latter. For a long time,“community journalism”referred to the publishing of “…a small daily,20,000 or less,or maybe a larger weekly or twice- or thrice-weekly.”[...] This comes from the Poynter blog….. Posted by Amy Gahran 5:42:13 PM CA Wildfire Coverage:Intriguing Online Approaches twitter.com KPBS San Diego is offering fire news updates via Twitter —possibly the best use of this service I've ever seen. While much of Southern California burns,online news staffs and citizen journalists [...] A recent article worth a look over by the journalism community. What we do DOES have impact. Juan Carlos González-Avella,Mario G. Cosenza,Konstantin Klemm,Víctor M. Eguíluz and Maxi San Miguel (2007) From All Points Blog Monday,June 18. 2007 The Redistricting Game University of Southern California students developed the online game for the Annenburg Center for Communications to teach about the challenges (and partisanness) of redistricting. Along the way players learn that to keep their candidates elected they may need to examine ethical [...] Juan C. Dürsteler,in Barcelona,Spain,edits a fine online magazine devoted to information graphics. The current issue describes “…the diagram for the process of Information Visualisation as seen by Yuri Engelhardt and the author after a series of discussions about its nature and the process that leads from Data to Understanding.” And [...] A brief comment was passed along on the NICAR-L (National Institute for Computer-Assisted Reporting) listserv this morning by Daniel Lathrop,of the Seattle Post-Intelligencer. Said he: Really interesting story on lobbyists-related-to-lawmakers in The USA Today. I think those of us who cover money-in-politics should all have a little story envy on this one. http://www.usatoday.com/news/washington/2006-10-16-lobbyist-family-cover_x.htmDaniel [...] An interesting piece in the NYTimes on Sunday,“Finding Tax Revenue Through Aerial Imaging,”highlights yet another industry and example of how public administrators are using GIS,in this case to increase the revenue stream. We think that if journalists are not hip to these tools,then they cannot ask the right questions of the [...] | ||||||
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