An 8-hour course on R and Data Mining

December 9, 2018
By

I will run an 8-hour course on R and Data Mining at Black Mountain, CSIRO, Australia on 10 & 13 December 2018. The course materials, incl. slides, R scripts and datasets, are available at http://www.rdatamining.com/training/course. Below is outline of the … Continue reading →

Read more »

Interesting packages taken from R/Pharma

December 9, 2018
By
Interesting packages taken from R/Pharma

A few month ago I joined the R/Pharma conference in Cambridge, MA. As a take away I thought of my project and how I can improve, with solutions others provided....

Read more »

Canada Map

December 9, 2018
By
Canada Map

I taught my Data Visualization seminar in Philadelphia this past Friday and Saturday. It covers most of the content of my book, including a unit on making maps. The...

Read more »

Smartly select and mutate data frame columns, using dict

December 9, 2018
By
Smartly select and mutate data frame columns, using dict

Motivation Column operations Add Modify Remove Benchmark Summary Motivation The dplyr functions select and mutate nowadays are commonly applied to perform data.frame column operations, frequently combined with magrittrs forward %__% pipe. While...

Read more »

Day 09 – little helper object_size_in_env

December 9, 2018
By
Day 09 – little helper object_size_in_env

We at STATWORX work a lot with R and we often use the same little helper functions within our projects. These functions ease our daily work life by reducing...

Read more »

transformr: Age of Spatial

December 8, 2018
By
transformr: Age of Spatial

Once again, I gives me great pleasure to announce a new package has joined CRAN. transformr is the spatial brother of tweenr and as with the tweenr update a few months...

Read more »

Interactive panel EDA with 3 lines of code

Interactive panel EDA with 3 lines of code

Exploratory data analysis is important, everybody knows that. With R, it is also easy. Below you see three lines of code that allow you to interactively explore the Preston...

Read more »

confint3: 2-Sided Confidence Interval (Extended Moodle Version)

December 8, 2018
By
confint3: 2-Sided Confidence Interval (Extended Moodle Version)

Exercise template for computing the 2-sided confidence interval (with extended Moodle processing) for the mean based on a random sample. ...

Read more »

It was twenty years ago …

December 8, 2018
By

… this week that I made a first cameo in the debian/changelog for the Debian R package: r-base (0.63.1-1) unstable; urgency=low New upstream release Linked html directory to /usr/doc/r-base/doc/html (Dirk Eddelbuettel) –...

Read more »

Timing Grouped Mean Calculation in R

December 8, 2018
By
Timing Grouped Mean Calculation in R

This note is a comment on some of the timings shared in the dplyr-0.8.0 pre-release announcement. The original published timings were as follows: With performance metrics: measurements are marketing....

Read more »

Automated Dashboard visualizations with distribution in R

December 8, 2018
By
Automated Dashboard visualizations with distribution in R

CategoriesProgramming Tags Data Visualisation R Markdown R Programming In this article, you learn how to make Automated Dashboard visualizations with distribution in R. First you need to install the `rmarkdown` package into your R...

Read more »

R:case4base – Sorting data with base R

December 8, 2018
By
R:case4base – Sorting data with base R

Introduction In this post in the R:case4base series we will examine sorting (ordering) data in base R. We will learn to sort our data based on one or multiple columns,...

Read more »

Day 08 – little helper intersect2

December 8, 2018
By
Day 08 – little helper intersect2

We at STATWORX work a lot with R and we often use the same little helper functions within our projects. These functions ease our daily work life by reducing...

Read more »

“Increase sample size until statistical significance is reached” is not a valid adaptive trial design; but it’s fixable.

December 7, 2018
By

TLDR: Begin with N of 10, increase by 10 until p __ 0.05 or max N reached. This design has inflated type-I error. Lower p-value threshold needed to ensure...

Read more »

Automated Dashboard Visualizations with Ranking in R

December 7, 2018
By
Automated Dashboard Visualizations with Ranking in R

CategoriesProgramming Tags Data Visualisation R Markdown R Programming In this article, you learn how to make Automated Dashboard Visualizations with Ranking in R. First you need to install the `rmarkdown` package into your R...

Read more »

Shinyfit: Advanced regression modelling in a shiny app

December 7, 2018
By
Shinyfit: Advanced regression modelling in a  shiny app

Many of our projects involve getting doctors, nurses, and medical students to collect data on the patients they are looking after. We want to involve many of them in...

Read more »

R community update: announcing useR Delhi December meetup and CFP

December 7, 2018
By
R community update: announcing useR Delhi December meetup and CFP

Time really does fly. It’s been 5 months since Delhi NCR useR group had come into being and our first meetup. It was a successful event which included sessions...

Read more »

Day 07 – little helper count_na

December 7, 2018
By
Day 07 – little helper count_na

We at STATWORX work a lot with R and we often use the same little helper functions within our projects. These functions ease our daily work life by reducing...

Read more »

Bayesian Nonparametric Models in NIMBLE, Part 2: Nonparametric Random Effects

December 6, 2018
By
Bayesian Nonparametric Models in NIMBLE, Part 2: Nonparametric Random Effects

Bayesian nonparametrics in NIMBLE: Nonparametric random effects Overview NIMBLE is a hierarchical modeling package that uses nearly the same language for model specification as the popular MCMC packages WinBUGS,...

Read more »

Rrrrs in R – Letter frequency in R package names

December 6, 2018
By
Rrrrs in R – Letter frequency in R package names

R package authors sometimes like to add the letter “r” to package names (for example, the tidyverse packages). baRcodeR also has an extra “r” at the end as well....

Read more »

Statistics in Glaucoma: Part II

December 6, 2018
By
Statistics in Glaucoma: Part II

Samuel Berchuck is a Postdoctoral Associate in Duke University’s Department of Statistical Science and Forge-Duke’s Center for Actionable Health Data Science. Joshua L. Warren is an Assistant Professor of Biostatistics...

Read more »

Network Centrality in R: An Introduction

December 6, 2018
By
Network Centrality in R: An Introduction

This is the first post of a series on the concept of “network centrality” with applications in R and the package netrankr. There is already a rudimentary tutorial for the...

Read more »

Intuition for principal component analysis (PCA)

December 6, 2018
By
Intuition for principal component analysis (PCA)

Principal component analysis (PCA) is a dimension-reduction method that can be used to reduce a large set of (often correlated) variables into a smaller set of (uncorrelated) variables, called...

Read more »

Automated Dashboard visualizations with Deviation in R

December 6, 2018
By
Automated Dashboard visualizations with Deviation in R

CategoriesProgramming Tags Data Visualisation R Markdown R Programming Tips & Tricks In this article, you learn how to make Automated Dashboard visualizations with Deviation in R. First you need to install the `rmarkdown` package into...

Read more »

Day 06 – little helper statusbar

December 6, 2018
By
Day 06 – little helper statusbar

We at STATWORX work a lot with R and we often use the same little helper functions within our projects. These functions ease our daily work life by reducing...

Read more »

Running an R script on heroku

December 5, 2018
By
Running an R script on heroku

In this post I will show you how to run an R script on heroku every day. This is a continuation of my previous post on tweeting a death...

Read more »

The JapanR Conference 2018 Round-Up!

December 5, 2018
By
The JapanR Conference 2018 Round-Up!

This past weekend was the 9th JapanR Conference hosted...

Read more »

Gender Diversity in the R and Python Communities

December 5, 2018
By
Gender Diversity in the R and Python Communities

Many (if not most) tech communities have far more representation from men than from women (and even fewer from nonbinary folk). This is a shame, because everybody uses software,...

Read more »

Extract data from a PNG/TIFF

December 5, 2018
By
Extract data from a PNG/TIFF

Sometimes it’s useful to be able to extract data from a published figure. If the figure isn’t a vector based format (for which the numeric data is probably still...

Read more »

Search R-bloggers


Sponsors

Mango solutions





Zero Inflated Models and Generalized Linear Mixed Models with R



datasciencego.com

Quantide: statistical consulting and training

ODSC west

ODSC2 west

datasociety

http://www.eoda.de









Six Sigma Online Training

mljar.com

Our ads respect your privacy. Read our Privacy Policy page to learn more.

Contact us if you wish to help support R-bloggers, and place your banner here.