2757 search results for "GIS"

Video: Two R talks from Hadley Wickham

June 22, 2011
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On his recent tour to the Bay Area, Hadley Wickham have two interesting R-related talks, for which video has been made available by Google Tech Talks. At the June Bay Area R User Group meeting, Hadley spoke on the future of interactive data visualization in R. Building on his experiences creating the ggplot2 package (which is still under development...

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A year of Chicago’s crime, in 30 seconds

June 21, 2011
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Yesterday Brett Goldstein, the Chief Data Officer for the City of Chicago, announced on Twitter the release of Chicago’s crime data for the past year. The data is very detailed, and wonderful resource for criminologist and social scientists alike. I have been playing around with the data a bit, and have produced an animation

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Job offer: R-Square is looking for an R Statistician

June 21, 2011
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This is a guest post by Kyle Stokley. ————— My name is Kyle and I am an IT recruiter for R-Square.  I currently have an opening in Durham NC with a fortune 100 company based out of NJ for a Statistician with R-Programming Experience. Job Title: Statistician Qualifications: MS or PhD in statistics with 0-10 years work experience. R...

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Meet cloudnumbers.com at the UseR2011 conference in UK

June 21, 2011
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cloudnumbers.com provides researchers and companies with the resources to perform high performance calculations in the cloud. We currently focus on the well-known open-source statistics program R (http://www.r-project.org). R is a strongly functional language and environment for statistical computing. You can explore data sets, make graphical displays of data, run statistical simulations and much more. This

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Summer school in Gran Paradiso

June 19, 2011
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Summer school in Gran Paradiso

The Parco Nazionale Gran Paradiso and the Università di Pavia are organising a summer school on “Advances in species distribution modelling in ecological studies and conservation” in Pavia and Cogne, 12-18 September 2011. This school includes R and Winbugs tutorials, regular classes, plus a field trip to the park, so this sounds quite exciting (at

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Speeding Up MLE Code in R

June 18, 2011
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Recently, I’ve been fitting some models from the behavioral economics literature to choice data. Most of these models amount to non-linear variants of logistic regression in which I want to infer the parameters of a utility function. Because several of these models aren’t widely used, I’ve had to write my own maximum likelihood code to

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Raster, CMSAF and solaR

Raster, CMSAF and solaR

The Satellite Application Facility on Climate Monitoring (CMSAF) generates, archives and distributes widely recognised high-quality satellite-derived products and services relevant for climate monitoring in operational mode. The data is freely accesible here after a registration process. I have ask them for several files with monthly averages of global solar radiation over the Iberian Peninsula (download).

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No lake is an island: PhD Opportunity

June 14, 2011
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No lake is an island: PhD Opportunity

NERC recently funded the formation of the UK Lake Ecological Observation Network (UKLEON) as part of the its Networks of Sensors programme. UKLEON is lead by Ian Jones at CEH Lancaster. A fully-funded PhD project is associated with the UKLEON … Continue reading →

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Using simulation to demonstrate theory: Hardy-Weinberg Equilibrium

June 13, 2011
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Using simulation to demonstrate theory: Hardy-Weinberg Equilibrium

One of my teaching roles is in an introductory Genetics course, where first year students are presented with a wide range of new ideas at a relatively fast pace.  It seems that often, students choose to take a memorization approach to learning the material, rather than taking the chance to think about how and why

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Global warming since 1995 ‘now significant’

June 11, 2011
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Global warming since 1995 ‘now significant’

Yesterday (June 11, 2011) the BBC reported on comments by Prof. Phil Jones, of the Climatic Research Unit (CRU), University of East Anglia (UEA), that the warming experienced by the planet since 1995 was statistically significant. That the trend in … Continue reading →

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