Monthly Archives: November 2009

OpenMX, again

November 30, 2009
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OpenMX, again

With help from Michael Spiegel, the lead developer of OpenMX, I was able to get it compiled and installed on my 64-bit Ubuntu system. Now it runs beautifully.

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An OpenSSH software for Windows 7 / Vista

November 30, 2009
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Here is an OpenSSH software I personally found useful and working well under Windows 7 / Vista.  It is copSSH.Besides it is free and open source, it is still actively maintained.  It works well with the UAC (user account control setting) of Windows...

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An OpenSSH software for Windows 7 / Vista

November 30, 2009
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Here is an OpenSSH software I personally found useful and working well under Windows 7 / Vista.  It is copSSH.Besides it is free and open source, it is still actively maintained.  It works well with the UAC (user account control setting) of Windows...

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AMCMC

November 30, 2009
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AMCMC

It seems to be something I am looking for: an interface between R and C for Bayesian analysis.http://www.probability.ca/amcmc/

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A brief survey of R web interfaces

November 29, 2009
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A brief survey of R web interfaces

I’m looking at ways to provide access to R via a web application. First rule: see what’s available first, before you reinvent the wheel. It’s not pretty. From the R Web Interfaces FAQ:Software Brief notesRweb Page last updated 1999. Of the 3 example links on the page one ran very slowly, the second not at

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Back from Tokyo

November 29, 2009
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Just got back from Tokyo a few hours ago: I had an opportunity to give my 'Introduction to High-Performance Computing with R' tutorial / lectures (for which previous slides can be found here). This was an all-day talk at the Institute for Statistical Mathematics at their new site in Tachikawa in the greater Tokyo area, thanks to an invitation by...

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Design of Experiments – Optimal Designs

November 29, 2009
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When designing an experiment it is not always possible to generate a regular, balanced design such as a full or fractional factorial design plan. There are usually restrictions of the total number of experiments that can be undertaken or constraints on the factor settings both individually or in combination with each other. In these scenarios computer

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Probability of hypercubes…

November 28, 2009
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Probability of hypercubes…

…in R of course! There is a handy function to do those calculations. Normally (ahh!) you might resolve to a symbolic calculation package (Maple,Mathematica etc.)  but that is not the situation any more. The calculations are done with the mnormt package. Relevant functions exist in other packages as well (R : Distributions)x <- seq(-2,4,length=21) y <- 2*x+10 z

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PBSadmb for R

November 27, 2009
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PBSadmb for R

This package bridges ADMB and R. It was once Windows-only and now has matured and become platform-independent. I will check it out and comment more about it.http://code.google.com/p/pbs-admb/And here is yet another R to ADMB interface: http://r-forge.r...

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R Tutorial Series: Simple Linear Regression

November 26, 2009
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R Tutorial Series: Simple Linear Regression

Simple linear regression uses a solitary independent variable to predict the outcome of a dependent variable. By understanding this, the most basic form of regression, numerous complex modeling techniques can be learned. This tutorial will explore how ...

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