Autocorrecting misspelled Words in Python using HunSpell
When you’re dealing with natural language data, especially survey data, misspelled words occur quite often in free-text answers and might … Read More →continue reading.
Category: R News
EGRET plotFlowConc using ggplot2
Marcus Beck (USEPA) Laura DeCicco (USGS-OWI) Introduction EGRET is an R-package for the analysis of long-term changes in water quality and streamflow, and includes the water-quality method Weighted Regressions on...continue reading.
#rstudio #github missing command lines for mac setup @rstudio @github @swcarpentry
Preamble Every few months, I try to do a clean install on my machine. I know that OS X Sierra is due out in September, but I elected to do...continue reading.
The Power of ggplot2 in ArcGIS – The Plotting Toolbox
In this post I present my third experiment with R-Bridge. The plotting toolbox is a plug-in for ArcGIS 10.3.x that allows the creation of beautiful and informative plot, with ggplot2,...continue reading.
Kernel k nearest neighbors
This blog post is about my recently released package on CRAN, KernelKnn. The package consists of three functions KernelKnn, KernelKnnCV and knn.index.dist. It also includes two data sets (housing data,...continue reading.
Submitting your first package to CRAN, my experience
I recently published my first R package to The Comprehensive R Archive Network (CRAN). It was very exciting and also quite easy. Let me walk you through my process. First...continue reading.
Best way to draw heatmap for publication
Here are two tips I can share if you were also working on a big dataset towards a high quality heatmap:1. Don’t generate PDF using pheatmap() or heatmap.2() as (i)...continue reading.
Data Mining OCR PDFs – Getting Things Straight
The first article of my series about extracting tabular data from PDFs focused on rather simple cases; cases that allowed … Read More →continue reading.
Time Averages of NetCDF files from ECMWF in ArcGIS with R-Bridge
With this post I would like to talk again about R-Bridge, which allows a direct communication between ArcGIS and R.In the previous post, I presented a very simple application of...continue reading.
Introducing Badgecreatr, a package that places badges in your readme
Introducing Badgecreatr, a package to create and place badges in your readme.Rmd file on Github. Badgecreatr will create the following badges (aka shields): Installation Install the package with install.packages("badgecreatr") …continue reading.
OpenImageR, an image processing toolkit
This blog post is about my recently released package on CRAN , OpenImageR. The package supports functions for image pre-processing, filtering and image recognition and it uses RccpArmadillo extensively to...continue reading.
Best practices for logging computational systems in R and Python
As is the case with most quant software, it’s a bit different from run-of-the-mill software. The somewhat prosaic world of …Continue reading →continue reading.
Fatal Police Shootings Across the U.S.
I have been full of grief and sadness and some anger in the wake of yet more videos going viral in the past couple days showing black men being killed...continue reading.
Creating inset maps using spatial objects
This post explains how to create an inset map with spatial objects using the sp- and raster-package.continue reading.
xml2 1.0.0
We are pleased to announced that xml2 1.0.0 is now available on CRAN. Xml2 is a wrapper around the comprehensive libxml2 C library, and makes it easy to work with...continue reading.
tibble 1.1
We’re proud to announce version 1.1 of the tibble package. Tibbles are a modern reimagining of the data frame, keeping what time has shown to be effective, and throwing out...continue reading.
httr 1.2.0
httr 1.2.0 is now available on CRAN. The httr package makes it easy to talk to web APIs from R. Learn more in the quick start vignette. Install the latest...continue reading.
Data Mining PDFs – The simple cases
Extracting data from PDFs can be a laborious task. When you only want to extract all text from a PDF … Read More →continue reading.
Combining ArcGIS and R – Clustering Toolbox
Last year at the ESRI User Conference in San Diego, there was an announcement of an initiative to bridge ArcGIS and R. This became reality I think early this year...continue reading.
A Future for R: Slides from useR 2016
Unless you count DSC 2003 in Vienna, last week’s useR conference at Stanford was my very first time at useR. It was a great event, it was awesome to meet...continue reading.
