3748 search results for "GIS"

A Review of Risk Parity

December 17, 2013
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A Review of Risk Parity

What is risk parity (RP)? Simply put, it is a method of allocating equal risk shares to each asset in the portfolio. In more traditional allocation schemes, equity, being the riskiest asset (and hence providing the highest reward), has typically received the lion’s share. With RP, equalization of risk contribution means that equity and other

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A Review of Risk Parity

December 17, 2013
By
A Review of Risk Parity

What is risk parity (RP)? Simply put, it is a method of allocating equal risk shares to each asset in the portfolio. In more traditional allocation schemes, equity, being the riskiest asset (and hence providing the highest reward), has typically received the lion’s share. With RP, equalization of risk contribution means that equity and other

Read more »

New version of analogue on CRAN

December 14, 2013
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It has been almost a year since the last release of the analogue package. At lot has happened in the intervening period and although I’ve been busy with a new job in a new country and coding on several other R packages, activity on analogue has also progressed a pace. As the version 0.12-0 of the package hits a...

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Nuclear vs Green Energy: Share the Wealth or Get Your Own?

December 12, 2013
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Nuclear vs Green Energy: Share the Wealth or Get Your Own?

Thanks to Ontario Open Data, a survey dataset was recently made public containing peoples’ responses to questions about Ontario’s Long Term Energy Plan (LTEP).  The survey did fairly well in terms of raw response numbers, with 7,889 responses in total … Continue reading →

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Learn R and/or Data Management from Home January or April

December 11, 2013
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Learn R and/or Data Management from Home January or April

If you want to learn R, or improve your current R skills, join me for two workshops that I’m offering through Revolution Analytics in January and April. If you already know another analytics package, the workshop, Intro to R for … Continue reading →

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Writing papers using R Markdown

Writing papers using R Markdown

Writing papers using R Markdown I have been watching the activity in RStudio and knitr for a while, and have even been using Rmd (R markdown) files in my own work as a way to easily provide commentary on an actual dataset analysis. Yihui has proposed writing papers in markdown and posting them to a blog as a way...

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Creating awesome reports for multiple audiences using knitrBootstrap

December 10, 2013
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Creating awesome reports for multiple audiences using knitrBootstrap

As a biostatistics student, I use R very frequently when analyzing data. At the same time, I interact with other researchers, some who know how to use R (R crowd) and some who don't (yet!): no-R crowd. This means that I have to be able to communicate my results to two crowds. It is important that I can quickly...

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The Tornado Project

December 9, 2013
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GoalBring consistency and transparency to the analyses of publicly available Tornado datasets using an R-based open source analysis.IssuesTornado data available from the NOAA Storm Prediction Center and other government agencies around the world h...

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Adobe Analytics Implementation Documentation in 60 seconds

December 9, 2013
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When I was working as a digital analytics consultant, no question quite had the ability to cause belly laughs AND angst as, “Can you send me an updated copy of your implementation documentation?” I saw companies that were spending six-or-seven-figures annually on their analytics infrastructure, multi-millions in salary for employees and yet the only way Adobe Analytics Implementation...

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Data mountains and streams – stacked area plots in R

December 9, 2013
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Data mountains and streams – stacked area plots in R

Below are two functions for producing stacked area plots. The first is the more typical approach where sequential series are stacked on top of another (function: plot.stacked), while the second approach is the more aesthetically-oriented version called...

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