February 2016

R colours

February 17, 2016 | xi'an

As I am always fishing for colour names in R, I looked for an easy summary of those names and found this table on New Energy Research blog, which I reproduce here for [my] future access.  Filed under: pictures, R Tagged: colors(), colours(), R [Read more...]

R Programming Notes

February 17, 2016 | atmathew

I’ve been on a note taking binge recently. This post covers a variety of topics related to programming in R. The contents were gathered from many sources and structured in such a way that it provided the author with a useful reference guide for understanding a number of useful ... [Read more...]

FSA v0.8.5 Released

February 17, 2016 | fishR Blog

A new minor version (0.8.5) of the FSA (Fisheries Stock Assessment) package was recently released and is now on CRAN. A full description of changes is here. Major changes are: agePrecision(): Fixed bug related to computations of percent agreement when NA values were present. There was an inconsistency between when what="... [Read more...]

Your Floor Is the Most Dangerous Thing In Your House

February 16, 2016 | Julia Silge

I saw this analysis at Flowing Data about the most common consumer products involved in hospital ER visits and was delighted, interested, etc. Nathan’s next related post is, um, also super interesting, if entirely horrifying. Apparently, I am not the only one who thought this data set was compelling, ... [Read more...]

Multiple regression lines in ggpairs

February 16, 2016 | data prone - R

Abstract Plots including multiple regression lines are added to a matrix of plots generated with the GGally package in R.1 Background Built upon ggplot2, GGally provides templates for combining plots into a matrix through the ggpairs function. Such... [Read more...]

Bayesian Mixer on Meetup

February 16, 2016 | R on mages' blog

We had our first successful Bayesian Mixer Meetup last Friday night at the Artillery Arms! We expected about 15 - 20 people to turn up, when we booked the function room overlooking Bunhill Cemetery and Bayes’ grave. Now, looking at the photos taken during the evening, it seems that our prior believe ... [Read more...]

Bayesian Mixer on Meetup

February 16, 2016 | Markus Gesmann

We had our first successful Bayesian Mixer Meetup last Friday night at the Artillery Arms!We expected about 15 - 20 people to turn up, when we booked the function room overlooking Bunhill Cemetery and Bayes' grave. Now, looking at the photos taken duri...
[Read more...]

Practical uses of R object modes: some examples

February 16, 2016 | r-exercises

One of our readers commented on our mode exercises post: “What real world tasks are you using mode to solve?” I think it’s an interesting question, from a somewhat larger perspective. Obviously, it’d be a waste of time to learn all kinds of obscure commands that don’t ... [Read more...]

More R User Group Sites

February 16, 2016 | Joseph Rickert

by Joseph Rickert Last month I wrote about how several R user groups were making use of GitHub and listed some sites that I thought had interesting material. A few readers were kind enough to point out sites that I had missed; so I would just like to give a ... [Read more...]

2016-03 Importing the New R Logo

February 16, 2016 | pmur002

The R project has a new logo (shown below). On his blog, Bob Rudis showed how to draw the new R logo as part of an R plot. The purpose of this report is demonstrate an alternative way to draw … Continue reading → [Read more...]

My 15 practical tips for a bioinformatician

February 16, 2016 | Xianjun Dong

Tips below are based on the lessons I learnt from making mistakes during my years of research. It's purely personal opinion. Order doesn't mean anything. If you think I should include something else, please comment below. Always set a seed number when you run tools with random option, e.g. ...
[Read more...]

My 15 practical tips for a bioinformatician

February 16, 2016 | Xianjun Dong

Tips below are based on the lessons I learnt from making mistakes during my years of research. It's purely personal opinion. Order doesn't mean anything. If you think I should include something else, please comment below.Always set a seed number when y...
[Read more...]

Basic Data Types in r

February 16, 2016 | suresh kumar Gorakala

As part of tutorial series on Data Science with R from Data Perspective, this first tutorial introduces the very basics of R programming language about basic data types in R.What we learn:Assignment OperatorNumericIntegerComplex numberlogicalCharacterFactorVectorData FrameAfter the end of the chapter, you are provided with R console so that ... [Read more...]

RANDU: The case of the bad RNG

February 16, 2016 | csgillespie

The German Federal Office for Information Security (BSI) has established criteria for quality random number generator (rng): A sequence of random numbers has a high probability of containing no identical consecutive elements. A sequence of numbers which is indistinguishable from true random’ numbers (tested using statistical tests. It should be ...
[Read more...]

Target Store Locations with rvest and ggmap

February 15, 2016 | [email protected]

I just finished developing a presentation for Target Analytics Network showcasing geospatial and mapping tools in R . I decided to use Target store locations as part of a case study in the presentation. The problem: I didn’t have any store location data, so I needed to get it from ... [Read more...]

Shiny on Webfaction: VPS installion without root

February 15, 2016 | Christian Gunning

I've been using Webfaction (plug) as an inexpensive managed VPN. Part of me wants VPS root access, but I'm mostly happy to leave the administrative details to others. Webfaction seems to be a good example of a common VPS plan: user-only access in a rich development environment. Compilers, zsh, and ... [Read more...]

Shiny on Webfaction: VPS installing without root

February 15, 2016 | Christian Gunning

I've been using Webfaction as an inexpensive managed VPN. Part of me wants VPS root access, but I'm mostly happy to leave the administrative details to others. Webfaction seems to be a good example of a common VPS plan: user-only access in a rich development environment. Compilers, zsh, and even ... [Read more...]

Гнеде́нко and Forsythe [and e]

February 15, 2016 | xi'an

In the wake of my earlier post on the Monte Carlo estimation of e and e⁻¹, after a discussion with my colleague Murray Pollock (Warwick) Gnedenko’s solution, he pointed out another (early) Monte Carlo approximation called Forsythe’s method. That is detailed quite neatly in Luc Devroye’s bible, ...
[Read more...]
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