Lesser known dplyr tricks
In this blog post I share some lesser-known (at least I believe they are) tricks that use mainly functions from dplyr. Removing unneeded columns Did you know that you can...continue reading.
R News from another blog for R community
Investigating Topic Models with Crypto News
As part of my studies, I have been exploring models and how they can be used to compartmentalize clusters within text. This comes as I have been knee deep in...continue reading.
Topic Modeling Amazon Reviews
Adapted from Biel 2011 I found Professor Julian McAuley’s work at UCSD when I was searching for academic work identifying the ontology and utility of products on Amazon. Professor McAuley and...continue reading.
How to ask for help for Bioconductor packages
tl;dr Please post your question at the Bioconductor support website https://support.bioconductor.org/ and check the posting guide http://www.bioconductor.org/help/support/posting-guide/. It’s important that you provide reproducible code a…continue reading.
How to ask for help for Bioconductor packages
tl;dr Please post your question at the Bioconductor support website https://support.bioconductor.org/ and check the posting guide http://www.bioconductor.org/help/support/posting-guide/. It’s important that you provide reproducible code…continue reading.
Scraping CRAN with rvest
I am one of the organizers for a session at userR 2017 this coming July that will focus on discovering and learning about R packages. How do R users find...continue reading.
Merge and Join DataFrames with Pandas in Python
Merging and Joining data sets are key activities of any data scientist or analyst. In this tutorial, we explore the process of combining datasets based on common columns quickly and...continue reading.
Nasty Nas’ Nasty Rubdown via `magick`
We have 2 legends, Biggie Smalls and Nas. At the 1:00 mark, Nasty Nas receives a Nasty Rubdown. Pretty sure this was the inspiration for Boosie’s Wipe Me Down. I made...continue reading.
Resizing spatial data in R
Here I am after a short break, writing again about R!In december I worked on a project that required me to work on spatial data. This led me to learn...continue reading.
WHO Tuberculosis Data & ggplot2
So it has been a while since my previous post on some data taken from the UNHCR database. This post we’ll bring it back to the topic of infectious diseases...continue reading.
Using external data from within another package
If you make the error which I did, you will try to use the data (say, “pckgdata”) from another package (say, “pckg”) naively like this: This will result in an...continue reading.
Bioinformaticians in Plotly
Bioinfo-what?! At Plotly, we’re proud of our diverse and talented user base. In this post, we show off the work of our bioinformaticians. In case you didn’t know: Bioinformatics is...continue reading.
Bioinformaticians in Plotly
Bioinfo-what?! At Plotly, we’re proud of our diverse and talented user base. In this post, we show off the work of our bioinformaticians. In case you didn’t know: Bioinformatics is...continue reading.
Playing with dimensions: from Clustering, PCA, t-SNE… to Carl Sagan!
Explore the intersection of concepts like dimension reduction, clustering, data preparation, PCA, HDBSCAN, k-NN, SOM, deep learning…and Carl Sagan!continue reading.
Gender gap in Swedish mortality
Why Sweden? Sweden, with its high quality statistical record since 1748, is the natural choice for any demographic study that aims to cover population dynamics during a long period of...continue reading.
Mapping Biodiversity data on smaller than one degree scale
Guest Post by Enjie (Jane) LI I have been using bdvis package (version 0.2.9) to visualize the iNaturalist records of RAScals project (http://www.inaturalist.org/projects/rascals). Initially, the mapgrid function in the bdvis version...continue reading.
leaflet 1.1.0
Leaflet 1.1.0 is now available on CRAN! The Leaflet package is a tidy wrapper for the Leaflet.js mapping library, and makes it incredibly easy to generate interactive maps based on...continue reading.
Use switch() instead of ifelse() to return a NULL
Have you ever tried to return a NULL with the ifelse() function? This function is a simple vectorized workflow for conditional statements. However, one can’t just return a NULL value...continue reading.
RcppMLPACK2 and the MLPACK Machine Learning Library
mlpack mlpack is, to quote, a scalable machine learning library, written in C++, that aims to provide fast, extensible implementations of cutting-edge machine learning algorithms. It has been written by...continue reading.
strcode – structure your code better
I am pleased to announce my package strcode, a package that should make structuring code easier. You can install it from GitHub, a CRAN submission is planned at a later...continue reading.
