Publications by VCASMO - drewconway
Portfolio Correlation Analysis Tool
Andrew Ilardi presents R project that analyzes a list of stocks to the NYC R Statistical Programming Meetup on April 8, 2010. Andrew’s tool reaches out to the web to pull historical stock prices, then plots Quarter over Quarter correlations and a year over year scatter plot. Related To leave a comment for the author, please fo...
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Zelig and Matching in R with an Application to Conflict and Leader Tenure
Andrew Little discusses two econometric packages developed by Gary King of Harvard, and how he has used them in his research at the August, 2009 NYC R Statistical Programming Meetup. Zelig – a single, easy-to-use package that can estimate, help interpret, and present the results of a large range of statistical methods. MatchIt –...
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Solving optimization problems numerically in R with optim()
Often in game theory (and presumably other applied math settings) we are interested in the behavior of equations with no explicit solution. In this talk, Andrew Little demonstrates how I use the optim() and other functions in R for such situations in my research to the NYC R Statistical Programming Meetup on April 8, 2010. Related ...
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How I came to R
J. D. Long will be giving an introduction to R – how he got into it when doing data analysis and what drew him to use it instead of complicated excel models. Related To leave a comment for the author, please follow the link and comment on their blog: VCASMO - drewconway. R-bloggers.com offers daily e-mail updates about R news a...
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Mining and Analyzing Online Social Graph Data
Drew Conway, PhD student in NYU’s Department of Politics, provides an introduction to mining social graph data from the Internet that focuses on the technical, substantive and ethical concerns related to this type of analysis. Related To leave a comment for the author, please follow the link and comment on their blog: VCASMO - d...
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Debugging basics in R
Jay Emerson, professor of statistics at Yale University, introduces basic core functions for simple debugging in R, including print(), cat() and browser(). This talk was presented at the NYC R Statistical Programming Language Meetup on June 3, 2010. Related To leave a comment for the author, please follow the link and comment on t...
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useR! 2010 – Local R User Group Panel
Panel discussion about forming local R user groups from useR! 2010. Panelists include, Jim Porzak (San Francisco Bay Area), David Smith (REvolution Analytics), John C. Nash (Ottawa, Canada), Drew Conway (New York City), Szilard Pafka (Los Angeles), March Vaisman (DC Metro), and JD Long (Chicago); and was moderated by Derek Norton (A...
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Harvesting & Analyzing Interaction Data in R: The Case of MyLyn
Sean Goggins presents a network analysis of MyLyn software development project. Related To leave a comment for the author, please follow the link and comment on their blog: VCASMO - drewconway. R-bloggers.com offers daily e-mail updates about R news and tutorials about learning R and many other topics. Click here if you're lookin...
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NHANES Data: Management with R
David Winsemius discusses the analysis of the NHANES data set to create models that better predict Hepatitis C infection. Related To leave a comment for the author, please follow the link and comment on their blog: VCASMO - drewconway. R-bloggers.com offers daily e-mail updates about R news and tutorials about learning R and many...
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Creating structured and flexible models: some open problems
Prof. Andrew Gelman, from both the Statistics and Political Science departements at Columbia presented this talk to the New York R Statistical Programming Meetup on October 7, 2010. Description: A challenge in statistics is to construct models that are structured enough to be able to learn from data but not be so strong as to overwhe...
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