Josiah Parry
Home
Blog
About
Résumé
Projects
Contact
R Bloggers
Posts
The Cost of Gridlock
Originally posted via Boston Area Research Initiative The nation heaved a sigh of relief as President Trump signed a bill on Friday, …
Feb 6, 2019
3 min read
politics
xgboost feature importance
This post will go over extracting feature (variable) importance and creating a function for creating a ggplot object for it. I will …
Dec 1, 2018
3 min read
R
,
machine learning
[Not so] generic functions
The Jargon The Generic Method The Default Method sf method tbl_graph method Review (tl;dr) Lately I have been doing more of my …
Nov 28, 2018
16 min read
R
,
tutorial
US Representation: Part I
Before the United States created the Constitution, something called the Articles of Confederation defined what the US Government would …
Nov 25, 2018
4 min read
letters
Introducing: Letters to a layperson
I have been in the world of academia for nearly five years now. During this time I’ve read countless scholarly journal articles that …
Nov 15, 2018
2 min read
letters
Chunking your csv
Sometimes due to limitations of software, file uploads often have a row limit. I recently encountered this while creating texting …
Oct 27, 2018
3 min read
R
,
tutorial
Reading Multiple csvs as 1 data frame
In an earlier posting I wrote about having to break a single csv into multiple csvs. In other scenarios one data set maybe provided as …
Oct 27, 2018
4 min read
R
,
tutorial
Coursera R-Programming: Week 2 Problems
Over the past several weeks I have been helping students, career professionals, and people of other backgrounds learn R. During this …
Apr 14, 2018
15 min read
R
,
tutorial
Introducing geniusR
Introducing geniusR geniusR enables quick and easy download of song lyrics. The intent behind the package is to be able to perform text …
Jan 27, 2018
9 min read
R
,
geniusR
Cite
×