# 995 search results for "latex"

## Power-laws: choose your x and y variables carefully

November 16, 2011
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This is a follow-up of the post Power of running world records As suggested by Andrew, plotting running world records could benefit from a change of variables. More exactly the use of different variables sheds light on a well-known sports result provided in a 2000 Nature paper by Sandra Savaglio and Vincenzo

## Lambert’s W function and the generalised logarithm

November 16, 2011
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$Lambert’s W function and the generalised logarithm$

Yesterday I ran into an equation that was a sum of an exponential and a linear term: It doesn’t take long to figure out that there is no analytical solution, and so I set out to write some crappy numerical code. After wasting some time with a fixed point iteration that did not really work,

## Black-Litterman Model

November 15, 2011
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The Black-Litterman Model was created by Fisher Black and Robert Litterman in 1992 to resolve shortcomings of traditional Markovitz mean-variance asset allocation model. It addresses following two items: Lack of diversification of portfolios on the mean-variance efficient frontier. Instability of portfolios on the mean-variance efficient frontier: small changes in the input assumptions often lead to

## Grrr…

November 15, 2011
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I’ve been working through Gelman et al.’s otherwise excellent Bayesian Data Analysis and it’s going reasonably well. My statistics is a little bit rusty so it’s taken time to work through all of the exercises and really understand what’s going on. But I...

## Conference in Lyon on climate change and insurance

November 14, 2011
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I will be in Lyon next Monday to give a talk on "Modeling heat-waves: return period for non-stationary extremes" in a workshop entitled "Changement climatique et gestion des risques". An interesting reference might be some pages from Le Monde (201...

## Create your own Beamer template

November 14, 2011
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For the past couple of days, I had been searching for a tutorial that would show how to create a custom Beamer template. I found some great resources and some really great customized templates (I have listed the ones that I referred to below) but none ...

## 5 Interesting Free Books for R from beginner to experts

November 12, 2011
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Always new software language in one technical activity is difficult, normally a good documentation can help, these are three book to use R software for beginner and for experts: ·         “Introduction to the R Project for Statistical Computing for Use at the ITC” by David Rossiter (PDF, 2010-11-21).

## Managing a Local R Repository

November 10, 2011
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I will be teaching a workshop on R and LaTeX at NEAIR in just under a month. One of the issues I will encounter is a lack of Internet access. I also work with restricted data from NCES which requires the computer to be secured including no network access. As such, I need to manage software from removable

## Managing a Local R Repository

November 10, 2011
By

I will be teaching a workshop on R and LaTeX at NEAIR in just under a month. One of the issues I will encounter is a lack of Internet access. I also work with restricted data from NCES which requires the computer to be secured including no network a...