DavidMSmith

367 Articles

Build your own slide rule with R

If you're a retro-geek like me with fond memories of slide rules…

DavidMSmith DavidMSmith 2 Min Read

Reminder: High-Performance Backtesting Webinar Tomorrow

A reminder that the online seminar High-Performance Backtesting with Vhayu and REvolution Computing takes…

DavidMSmith DavidMSmith 2 Min Read

Dos and Donts for getting help

This article was written for the IBM developerWorks forum, but the general…

DavidMSmith DavidMSmith 1 Min Read

R for psychological research

The Personality Project site at Northwestern University includes an extensive set of…

DavidMSmith DavidMSmith 1 Min Read

Trying out glmnet: a case study in open-source development

Over at Stat Man's Corner I found a story that really encapsulates…

DavidMSmith DavidMSmith 4 Min Read

Planning for Predictive Models

If you're planning a project to collect data for predictive modeling, it's…

DavidMSmith DavidMSmith 1 Min Read

When improbable events are expected

This week's column by The Numbers Guy in the Wall Street Journal…

DavidMSmith DavidMSmith 5 Min Read

Upcoming R courses from REvolution Computing

REvolution Computing is offering two R courses in April. Click on the…

DavidMSmith DavidMSmith 3 Min Read

After the credit crunch: How much capital is enough?

With several large banks in the US and elsewhere effectively insolvent, all…

DavidMSmith DavidMSmith 4 Min Read

Workshop on graphics in R by author of ggplot, Washington DC, 30-31 July

Hadley Wickham, author of the excellent ggplot2 package for R, is presenting…

DavidMSmith DavidMSmith 1 Min Read