998 search results for "latex"

Interactive presentations with deck.js

November 20, 2011
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Interactive presentations with deck.js

Data analysis is often an iterative and interactive process. However, when I present about this subject, I feel often limited by the presentation software I use. It doesn't matter if I use LaTeX/PDF, PowerPoint or Keynote. In all cases it is either ver...

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Tikz absolute positioning

November 20, 2011
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When working with a tikz drawing within LaTeX document we might want to locate an object using an absoute position on the page rather than leaving LaTeX to make the decision for us. The use of nodes and the current.page label in conjunction with some other parameters attached to the tikz drawing will allow us

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Keep your files in sync for free

November 19, 2011
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Keep your files in sync for free

It is not uncommon to have two computers at work, four at home and a server out on the wild, wild internet (that's what we have, anyway ... wait, we forgot one in London). How to keep all these files in sync? Here are our file synchronization tips.

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Power-laws: choose your x and y variables carefully

November 16, 2011
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Power-laws: choose your x and y variables carefully

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

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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,

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Black-Litterman Model

November 15, 2011
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Black-Litterman Model

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

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Grrr…

November 15, 2011
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Grrr…

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...

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Conference in Lyon on climate change and insurance

November 14, 2011
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Conference in Lyon on climate change and insurance

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...

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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 ...

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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).

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