Blog Archives

Release of psd 1.0 to CRAN

March 23, 2015
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Release of psd 1.0 to CRAN

Greetings, Interweb! I’m pleased to announce psd 1.0, a long-overdue major update from the 0.* series which includes significant advancements in performance, improved clarity and consistency of documentation and method/class handling, and the elimination a few long-standing bugs. Some major changes include: … Continue reading →

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Time to Accept It: publishing in the Journal of Statistical Software

June 30, 2014
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Time to Accept It: publishing in the Journal of Statistical Software

When I was considering submitting my paper on psd to J. Stat. Soft. (JSS), I kept noticing that the time from “Submitted” to “Accepted” was nearly two years in many cases.  I ultimately decided that was much too long of a review process, … Continue reading →

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Row-wise summary curves in faceted ggplot2 figures

December 29, 2012
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Row-wise summary curves in faceted ggplot2 figures

I really enjoy reading the Junk Charts blog.  A recent post made me wonder how easy it would be to add summary curves for small-multiple type plots, assuming the “small multiples” to summarize were the X component of a ggplot2::facet_grid(Y ~ X) … Continue reading →

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Heaviside Signal Detection Part 1: Informed non-parametric testing

July 25, 2012
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Heaviside Signal Detection Part 1: Informed non-parametric testing

Steps may be frequently found in geophysical datasets, specifically timeseries (e.g. GPS).  A common approach to estimating the size of the offset is to assume (or estimate) what the statistical structure of the noise is and estimate the size and … Continue reading →

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What to do about publishing data?

February 22, 2012
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What to do about publishing data?

There seems to be a scale that’s tipping at the moment: Data or code that should be published* is often not.  This should seem like an odd statement for anyone in science, but it should be easy to show that most publications … Continue reading →

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Collapse pasting in R

January 30, 2012
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Collapse pasting in R

How do you take a vector in R, and paste the individual elements together?  Easy, a loop.  No, bad! **slap on the wrist**  Here’s an example why not.   So let’s start by concatenating a few character strings and showing some … Continue reading →

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