Articles by Mario Pineda-Krch

119 days of number crunching…

August 23, 2007 | Mario Pineda-Krch

Just checked on the 70000+ simulations I submitted to the Cow last night. The purpose of these runs is to explore a given system (the logistic growth model in this case) using different implementations of the stochastic simulation algorithm (aka … Continue reading → [Read more...]

Cow chewing on GillespieSSA

August 22, 2007 | Mario Pineda-Krch

Sorry blog for the long silence. Lately I have been juggling several time critical projects and there hardly seems to be time for such mundane activities such as sleeping, eating, never mind shaving (someone pointed out that I am starting … Continue reading →
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GillespieSSA 0.1-0 is released

August 19, 2007 | Mario Pineda-Krch

I just submitted the first release of the GillespieSSA package to CRAN. After much debating I finally decided to adhere to the unwritten R version numbering policy of starting really really low (and asymptotically approaching 1.0-0) . Thus, the first … Continue reading → [Read more...]

Programing as a higher craft

August 11, 2007 | Mario Pineda-Krch

In his keynote speech at the useR! meeting John Chambers of Statistics research at Bell Labs (one of the founders of the S System, which subsequently gave rise to the R project) asked the question what is programing? As it … Continue reading → [Read more...]

rgl: R and OpenGL

August 11, 2007 | Mario Pineda-Krch

There were many presentations at the useR! meeting showing off amazing graphics that I had no idea R was capable of. It is clear to me that graphically speaking I have been living in the dark ages until now. One … Continue reading → [Read more...]

Things overheard at the useR! meeting

August 11, 2007 | Mario Pineda-Krch

Here are a few things I overheard at the useR! meeting. These comments and quotes do not necessarily represent my opinions (although many do) and since many of them were overheard in informal discussions and rants I will not name … Continue reading → [Read more...]

GillespieSSA poster

August 3, 2007 | Mario Pineda-Krch

Finished my poster for the useR! 2007 meeting. It is also posted on the GillespieSSA web page as part of the package documentation. Now, all I have to do is show it off in Ames next week…, oh, and I … Continue reading →
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Adaptive tau-leaping in SSA

July 26, 2007 | Mario Pineda-Krch

Just a brief update on my activities 11 days before the R package GillespieSSA is to be released. I have been hacking away on the code, debugging, and running test simulations like there is no tomorrow. The last SSA implementation … Continue reading → [Read more...]

Abstract for useR! 2007 poster

July 15, 2007 | Mario Pineda-Krch

Here’s my submitted abstract for the poster I will be presenting at the useR! 2007 meeting in August. GillespieSSA: A stochastic simulation package for R Mario Pineda-Krch Center for Animal Disease Modeling and Surveillance University of California, Davis Abstract Stochastic … Continue reading → [Read more...]

ESA 2007 – San Jose here I come!

July 12, 2007 | Mario Pineda-Krch

Finally took the leap and decided to go the ESA (Ecological Society of America) meeting despite it clashing with the useR! meeting. After checking out their smörgåsbord of a program there were simply too many yummy temptations, e.g. Alan Hastings … Continue reading → [Read more...]
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