Effectively using color means your graphs clearly communicate your data. This post shows how. We summarize and apply visualization research to real-world examples. You can make graphs like these with Plotly’s web app, or APIs for Python, MATLAB, and R. For users who want to securely share graphs and ... [Read more...]

05.08.2015 As a result of the last UseR conference and some great spatial workshops and talks where I participated I decided to rework the selection dialog for the upcoming Bio7 2.3 to transfer ImageJ selection data as ‘Spatial Objects’ with the help of the package ‘sp‘ and the Java GDAL binding (version 1.7.1). ... [Read more...]

A new Armadillo release 5.300.4 was prepared by Conrad the other day, and we prepared a new corresponding RcppArmadillo release 0.5.300.4.0 which is now on CRAN and in way into Debian. Armadillo is a powerful and expressive C++ template library for linear algebra aiming towards a good balance between speed and ease ... [Read more...]

This week, I read a post by Nicholas Hamilton about ternary plots that made me think, how this geometric diagram has many different application in science fields. Couple weeks ago, I was reading a book by Donald Saari, who uses ternary charts massively to project election outcomes in different electoral ... [Read more...]

There was some chatter on the twitters this week about a relatively new D3-based charting library called TauCharts (also @taucharts). The API looked pretty clean and robust, so I started working on an htmlwidget for it and was quickly joined by the Widget Master himself, @timelyportfolio. TauCharts definitely has ... [Read more...]

by Peter Hickey (@PeteHaitch) One of the keys to R's success as a software environment for data analysis is the availability of user-contributed packages. Most useRs will be familiar with (and very grateful for) the Comprehensive R Archive Network (CRAN). The packages available on CRAN, nearly 7000 at last count, cover ... [Read more...]

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“Well, first you need a TMS and a three-tiered data layer, then some jQuery with a node backend to inject customer data into the page asynchronously if you want to avoid cookie-based limitations with cross-domain tracking and be Internet Explorer 4 compatible…” Blah Blah Blah. There’s a whole cottage industry ... [Read more...]

RDataMining.com now has a mirror website at http://www2.rdatamining.com. Users in China can download RDataMining documents, code and data at above mirror site, if no access to http://www.rdatamining.com. Note that RDataMining.com will still be the primary site and please visit www2.RDataMining.com … ... [Read more...]

1. Overview dplyr is the most powerful package for data handling in R, and it has also the ability of working with databases(See Vignette). But the functionalities of dealing with databases in dplyr is developing yet. Now, I'm trying to make dplyr with databases more comfortable by using some functions. ... [Read more...]

“Well, first you need a TMS and a three-tiered data layer, then some jQuery with a node backend to inject customer data into the page asynchronously if you want to avoid cookie-based limitations with cross-domain tracking and be Internet Explorer ... [Read more...]

Linear models are the bread and butter of statistics, but there is a lot more to it than taking a ruler and drawing a line through a couple of points. Some time ago Rasmus Bååth published an insightful blog article about how such models could be desc... [Read more...]

We're happy to announce the launch of a CRAN-style repository for rOpenSci at http://packages.ropensci.org This repository contains the latest nightly builds from the master branch of all rOpenSci packages currently on GitHub. This allows users to install development versions of our software without specialized functions such as ... [Read more...]

Linear models are the bread and butter of statistics, but there is a lot more to it than taking a ruler and drawing a line through a couple of points.Some time ago Rasmus Bååth published an insightful blog article about how such models could be described from a ... [Read more...]

We presented a poster at the ICCB/ECCB 2015 congress in Montpellier, France, that summarized our research on single visit methodology. [Read more...]

MANHATTAN IS MORE EXTREME THAN YOU THINK IN POPULATION DENSITY Slinging numbers around all day, one adage we believe is that most surprising statistics are wrong. But here’s one that’s not: When you look at the 100 most populous counties in the USA, Manhattan (aka New York County) has ... [Read more...]

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