January 2018

The importance of context

January 31, 2018 | Dr. Michael Green

When we do modeling it’s of utmost importance that we pay attention to context. Without context there is little that can be inferred. Let’s create a correlated dummy dataset that will allow me to highlight my point. In this case we’ll just sample our data from a ... [Read more...]

PCA in a tidy(verse) framework

January 31, 2018 | Rstats on goonR blog

Introduction The other day, a question was posted on RStudio Community about performing Principal Component Analysis (PCA) in a tidyverse workflow. Conveniently, I had literally just worked through this process the day before and was able to post an answer. While most questions and answers are good as they are ...
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Our Logo In R

January 31, 2018 | R on The Jumping Rivers Blog

Hi all, so given our logo here at Jumping Rivers is a set of lines designed to look like a Gaussian Process, we thought it would be a neat idea to recreate this image in R. To do so we’re going to need a couple packages. We do the ...
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Our Logo In R

January 31, 2018 | R on The Jumping Rivers Blog

Hi all, so given our logo here at Jumping Rivers is a set of lines designed to look like a Gaussian Process, we thought it would be a neat idea to recreate this image in R. To do so we’re going to need a couple packages. We do the ... [Read more...]

València summer school

January 31, 2018 | xi'an

In another continuation of the summer of Bayesian conferences in Europe, the Universidat de Valencià is organising a summer school on Bayesian statistics, from 16 July till 20 July, 2018. Which thus comes right after our summer school on computational statistics at Warwick. With a basic course on Bayesian learning (2 days). And a ...
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Exploding Boxplots in R

January 31, 2018 | R Bloggers on Data and Computing

bpexploder ⊕Credits: The JavaScript library is based on Mathieu Caule’s D3 Exploding Boxplots, which I have modified slightly and updated for D3 Version 4. The tool-tips were created by Justin Palmer, updated to D3v4 by Dave Gotz and tweaked slightly by myself.represents the author’s initial foray into ... [Read more...]

t-sne dimension reduction on Spotify mp3 samples

January 31, 2018 | Longhow Lam

Introduction Not long ago I was reading on t-Distributed Stochastic Neighbor Embedding (t-sne), a very interesting dimension reduction technique, and on Mel frequency cepstrum a sound processing technique. Details of both techniques can be found here and here. Can we combine … Continue reading →
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Last call for the course on Advanced R programming

January 31, 2018 | Super User

Last call for the course on Advanced R programming scheduled in Leuven, Belgium on Febuary 20-21 2018. Register at: https://lstat.kuleuven.be/training/coursedescriptions/AdvancedprogramminginR.html You'll learn during that course: The apply family of functions, basic parallel programming for these functions and commonly needed data manipulation skills Making a ... [Read more...]

Connecting to SQL Server on shinyapps.io

January 31, 2018 | R on Locke Data Blog

If you use SQL Server (or Azure SQL DB) as your data store and you need to connect to the databasse from shinyapps.io, you’re presently stuck with FreeTDS. If you have any control over infrastructure I cannot recommend highly enough the actual ODBC Driver on Linux for ease. ... [Read more...]

ggplot2: Guides – Axes

January 30, 2018 | Rsquared Academy Blog

Introduction This is the twelfth post in the series Elegant Data Visualization with ggplot2. In the previous post, we learnt to build histograms. Now that we have learnt to build different plots, let us look at different ways to modify the axis. Along the way, we will also explore the ...
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Fair communication requires mutual consent

January 30, 2018 | Daniel.Pocock

I was pleased to read Shirish Agarwal's blog in reply to the blog I posted last week Do the little things matter? Given the militaristic theme used in my own post, I was also somewhat amused to see news this week of the Strava app leaking locations and...
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