911 search results for "Register"

Federal Register API/R Package Ideas?

September 21, 2012
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The other day Critical Juncture put up an API for the Federal Register. I thought it would be great if there was a package that could use this API to download data directly into R (much like the excellent WDI package). This would make it easier to anal...

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Virginia: Comparison of Registered Voter Counts to Census Voting Age Population

August 29, 2012
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Virginia: Comparison of Registered Voter Counts to Census Voting Age Population

By Earl F Glynn | Franklin Center A comparison of US Census voting age population data in Virginia to voter registration data shows only one locality, Surry County, with about 100% of the voting age population registered to vote. Six other localities have about 95% of their voting age population registered:  Craig County, Isle of

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Missouri: Comparison of Registered Voter Counts to Census Voting Age Population

August 13, 2012
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Missouri:  Comparison of Registered Voter Counts to Census Voting Age Population

By Earl F Glynn | Franklin Center A comparison of US Census voting age population data in Missouri to voter registration data shows a number of Missouri counties have bloated voter registration lists. Charts by county for the years 2000 to 2012 show how counties are maintaining their voter lists. Voter fraud potential is higher

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The Register profiles Revolution Analytics

March 23, 2011
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Tech news site The Register has just published an in-depth profile of Revolution Analytics. It was great meeting the author Dan Olds at Revolution HQ a couple of weeks ago, and sharing with him why we think the R language is the way forward for data science: modern, applied, large-scale statistical analysis. He captures that sentiment perfectly in the...

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The Hydro Network-Linked Data Index

April 30, 2017
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The Hydro Network-Linked Data Index

Introduction The Hydro Network-Linked Data Index (NLDI) is a system that can index data to NHDPlus V2 catchments and offers a search service to discover indexed information. Data linked to the NLDI includes active NWIS stream gages, water quality portal sites, and outlets of HUC12 watersheds. The NLDI is a core product of the

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Make pleasingly parallel R code with rxExecBy

April 28, 2017
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Make pleasingly parallel R code with rxExecBy

Some things are easy to convert from a long-running sequential process to a system where each part runs at the same time, thus reducing the required time overall. We often call these "embarrassingly parallel" problems, but given how easy it is to reduce the time it takes to execute them by converting them into a parallel process, "pleasingly parallel"...

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qualtRics 1.0 now available from CRAN

April 26, 2017
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qualtRics 1.0 now available from CRAN

Qualtrics allows users to collect online data through surveys. My R package qualtRics contains convenience functions to pull survey results straight into R using the Qualtrics API instead of having to download survey results manually. Currently, the...

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R 3.4.0 is released – with new speed upgrades and bug-fixes

April 24, 2017
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R 3.4.0 is released – with new speed upgrades and bug-fixes

R 3.4.0 (codename “You Stupid Darkness”) was released 3 days ago. You can get the latest binaries version from here. (or the .tar.gz source code from here). The full list of bug fixes and new features is provided below. As mentioned two months ago by David Smith, R 3.4.0 indicates several major changes aimed at improving the performance of R in … Continue...

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Order Type and Parameter Optimization in quantstrat

April 24, 2017
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Order Type and Parameter Optimization in quantstrat

In this post we look at stop-loss orders in quantstrat, and how to pick optimal parameters for a strategy.

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R 3.4.0 now available

April 24, 2017
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R 3.4.0, the latest release of the R programming language (codename: "You Stupid Darkness"), is now available. This is the annual major update to the R language engine, and provides improved performance for R programs. The source code was released by the R Core Team on Friday and binaries for Windows, Mac and Linux are available for download now...

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