March 2018

In case you missed it: February 2018 roundup

March 14, 2018 | David Smith

In case you missed them, here are some articles from February of particular interest to R users. The R Consortium opens a new round of grant applications for R-related user groups and projects, and has issued US$0.5M in grants to date for R-related projects and events. Microsoft R Client 3.4.3 ... [Read more...]

Google’s Latest Efforts to Help Healthcare

March 14, 2018 | Levi Thatcher

tl;dr: Healthcare needs practical machine learning tools; the focus on deep learning and GPUs doesn’t help the average health system. Background Google just released a paper called “Scalable and accurate deep learning for electronic health records” that has received deserved acclaim in both the machine learning (ML) and ... [Read more...]

Loading Python’s Keras into R, Part 1

March 14, 2018 | sslezak

Late last year, Matt Dancho had a post on deep learning celebrating the arrival of the Python keras package for R. It is a very good tutorial on using artificial neural networks (ANN) to solve complicated business problems, well worth checking out. Took More Doing Than I Thought I started ... [Read more...]

Darwinazing biodiversity data in R

March 14, 2018 | vijaybarve

“Darwin Core (DwC) is a standard maintained by the Darwin Core maintenance group. It includes a glossary of terms (in other contexts these might be called properties, elements, fields, columns, attributes, or concepts) intended to facilitate the sharing of information about biological diversity by providing identifiers, labels, and definitions. Darwin ... [Read more...]

Rcpp 0.12.16: A small update

March 13, 2018 | Thinking inside the box

The sixteenth update the 0.12.* series of Rcpp landed on CRAN earlier this evening after a few days of gestation in incoming/ at CRAN. Once again, this release follows the 0.12.0 release from July 2016, the 0.12.1 release in September 2016, the 0.12.... [Read more...]

fitur 0.5.25 Release

March 13, 2018 | R on Thomas Roh

Fixed appearance of plots Added plot_density function for comparison pdfs of fitted functions Updated argument naming conventions fitur on CRAN Density Diagnostic Plot
library(fitur)
library(ggplot2)
library(trstyles)
set.seed(37)
x <- rgamma(10000, 5)
dists <- c('gamma', 'lnorm', 'weibull')
fits <- lapply(dists, fit_univariate, x = x)
theme_set(theme_tr())
plot_density(x, fits, nbins = 20)
QQ-Plot The output is a ggplot object so you can add colors, styling, etc.
plot_pp(x, fits) +
  scale_color_tr()
PP-Plot You can also zoom in on different areas.
plot_qq(x, fits) +
  scale_color_tr() +
  coord_cartesian(xlim = c(5,10))
[Read more...]

Learning about Algorithms and Program Structure

March 13, 2018 | jameshunterbr

Outline of the Problem When learning to program, we often start with trivial exercises that don’t motivate anyone to treat programming seriously. Here I want to develop an example step-by-step that will illustrate key concepts of programming in R and … Continue reading →
[Read more...]

Indian mineral data visualization on Tableau

March 13, 2018 | SB

Being a self learner and explorative by nature, I love to try out new technology and keep learning something all the time. Especially, working in a Biotech organization as a data scientist, and being the only one in the region, "technical" talks and discussions are very limited from the programming ...
[Read more...]

R rises to #12 in Redmonk language rankings

March 13, 2018 | David Smith

In the latest Redmonk language rankings, R has risen to the #12 position, up from #14 in the June 2017 rankings. (Python remains steady in the #3 position.) The Redmonk rankings are based on activity in StackOverflow (as a proxy for user engagement) and Github (as a proxy for developer engagement). Here's the chart ... [Read more...]

Google Summer of Code 2018

March 13, 2018 | vijaybarve

R project has been participating in Google Summer of Code (GSoC) since 2008. We have numerous packages which have received code contributions from GSoC participants. This year too, R is participating and there is already an impressive list of potential projects listed at [https://github.com/rstats-gsoc/gsoc2018/wiki/table-of-proposed-coding-projects] and ...
[Read more...]

Latest USS proposal: Who would lose most?

March 13, 2018 | David Firth

Yesterday the UUK/UCU negotiations at ACAS concluded with an agreement document. In this post I’ll look at the numbers in those proposed interim changes to the Universities Superannuation Scheme, to work out how much money would effectively be lost by USS members at each salary level. This is ...
[Read more...]

???? Simulating Poisson process (part 2)

March 12, 2018 | Iegor Rudnytskyi

In previous post we discussed two common methods of Poisson process simulation. The reason why this trivial problem was of my interest is the fact that this is simplification of a larger scale problem of a classical ruin process. Let me remind that I focus on an extenssion of Cramé...
[Read more...]

Alternative Design for Shiny

March 12, 2018 | R Views

Shiny’s Design Most Shiny apps out there have a similar design style. It is usually easy for a seasoned Shiny developer to tell the difference between a Shiny app and a standard website. Why is this? Shiny apps ARE websites for all intents and purposes. Why do they not ...
[Read more...]
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