1415 search results for "Regression"

“Introduction to R” public course

May 8, 2012
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Milano R net, in collaboration with Quantide, organizes an "Introduction to R" courseMilano; June 7-8, 2012 Continue reading →

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An ivreg2 function for R

May 3, 2012
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An ivreg2 function for R

The ivreg2 command is one of the most popular routines in Stata. The reason for this popularity is its simplicity. A one-line ivreg2 command generates not only the instrumental variable regression coefficients and their standard errors, but also a number of other statistics of interest. I have come across a number of functions in R

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Measuring time series characteristics

May 2, 2012
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Measuring time series characteristics

A few years ago, I was working on a project where we measured various characteristics of a time series and used the information to determine what forecasting method to apply or how to cluster the time series into meaningful groups. The two main papers to come out of that project were: Wang, Smith and Hyndman (2006) Characteristic-​​based clustering for...

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Mining for relations between nominal variables

May 1, 2012
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Mining for relations between nominal variables

The task today was to find what variables had significant relations with an important grouping variable in the big dataset I’ve been working with lately.  The grouping variable has 3 levels, and represents different behaviours of interest.  At first I … Continue reading →

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Teaching code, production code, benchmarks and new languages

April 30, 2012
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Teaching code, production code, benchmarks and new languages

I’m a bit obsessive with words. May be I should have used learning in the title, rather than teaching code. Or perhaps remembering code. You know? Code where one actually has very clear idea of what is going on; for … Continue reading →

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Marriage is good for your income

April 29, 2012
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For those of you who are into machine learning, here you can find a cool collection of databases to play around with your favorite algorithm. I choose one out of the available 200 and fit a logistic regression model. The idea … Continue reading →Related posts:What is important for a loan?...

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A Bayesian Consumption Function

April 27, 2012
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A Bayesian Consumption Function

What the title of this post is supposed to mean is: "Estimating a simple aggregate consumption function using Bayesian regression analysis".In a recent post I mentioned my long-standing interest in Bayesian Econometrics. When I teach this material I usually include a simple application that involves estimating a consumption function using U.S. time-series data. I used to have...

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R Tips: lots of tips for R programming

April 26, 2012
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R Tips: lots of tips for R programming

by Yanchang Zhao, RDataMining.com There are more than 100 R tips at http://pj.freefaculty.org/R/Rtips.html, which provide quick examples to small challenges in everyday R programming, especially for users switching from other languages to R. There is also a .PDF version for … Continue reading →

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Graphing Predicted Legislative Violence with Zelig & ggplot2

April 25, 2012
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Graphing Predicted Legislative Violence with Zelig & ggplot2

In my previous post I briefly mentioned an early draft of a working paper (HERE) I've written that looks into the possible causes of violence between legislators (like the violence shown in this picture from the Turkish Parliament).  From The GuardianIn this...

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Late-April flotsam

April 25, 2012
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Late-April flotsam

It has been month and a half since I compiled a list of statistical/programming internet flotsam and jetsam. Via Lambda The Ultimate: Evaluating the Design of the R Language: Objects and Functions For Data Analysis (PDF). A very detailed evaluation … Continue reading →

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