Feed: R-bloggers. Author: rstats on Robert Hickman. Between writing up my thesis, applying to jobs hire me! I’m quite good at programming, and the ongoing pandemic, I don’t really have time to write full blogposts. I have however decided to brush up my python skills and dive headfirst into Julia. As such, I like to answer the toy problems posted at fivethirtyeight’s riddler weekly. These will likely be even a few weeks late but it motivates me to tend to the blog and keep up my programming. Express From Zack Beamer comes a baffling brain teaser of basketball, just in ... Read More

Feed: R-bloggers. Author: Econometrics and Free Software. In my previous blog post I showed youhow I set up my own Shiny server using a Raspberry Pi 4B. If you visited the followinglink you’ll be connecting to myRaspberry Pi and can play around with a Shiny app that I called golemDemo.It’s been quite a few months that I wanted to discuss this app:So the tweet mentions that a video was coming in the following week and you’ll notice that the tweetwas made on… June 29th, and still no video. As I said in my previous blog post, I’ve been busy.Anyways, here’s ... Read More

Feed: R-bloggers. Author: r on Joel Soroos. [This article was first published on r on Joel Soroos, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. In today’s blog, I explore k-means clustering capabilities in R including algorithms, visualizations and methodologies to identify the optimal number of clusters (“k”). K-means clustering is an unsupervised machine learning tool to group similar unlabeled data or to identify patterns outside of existing categorizations in labelled data. K-means ... Read More

Feed: R-bloggers. Author: Abraham Mathew. [This article was first published on R – Mathew Analytics, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. A. Introduction Having completed some sort of data analysis, we often want to automate that process so that it will be executed at regular intervals. What that means is that code must to generated so that data acquisition, data cleaning, model development, document creation, and other components are fully executed ... Read More

Feed: The Internet of Things on AWS – Official Blog. Author: Asim Kumar Sasmal. Post by David McClellan, P.E., Engineering Manager and Jason Crozier, Cloud Architect at Terex.Genie, a Terex Brand, is a global manufacturer of lifting and material handling products and services delivering lifecycle solutions that maximize customer return on investment. In this post, we discuss how Genie used an AWS IoT SiteWise based solution to ingest, organize, and analyze critical process parameters from the paint system. This solution identified inconsistent and improper pretreatment parameters in near real-time and enabled Genie to apply necessary corrective actions to improve the ... Read More

Feed: R-bloggers. Author: Dr. Shirin Elsinghorst. [This article was first published on Shirin's playgRound, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. Workshop announcement Because this year’s UseR 2020 in Munich couldn’t happen as an in-person event, I will be giving my workshop on Deep Learning with Keras and TensorFlow as an online event on Thursday, 8th of October (13:00 UTC / 15:00 CEST) You can register for FREE via Eventbrite. Deep learning ... Read More

Feed: R-bloggers. Author: Roel M. Hogervorst. There are lots of rstats tutorials about creating beautiful plots, setting up shiny applications and even a few on setting up plumber APIs (but we could use more). However a lot of work consists of running a script without any interaction. This is an overview page for the tutorials I’ve created so far. This overview is for you if you want to know how to run your batch script (do one thing without supervision) automatically. This is a blogpost I will update, and I also created an overview page with many ways you can ... Read More

Feed: R-bloggers. Author: xi'an. [This article was first published on R – Xi'an's Og, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. The weekly puzzle from Le Monde is another Sudoku challenge: Anahera and Wiremu play a game for T rounds. They successively pick a digit between 1 and 3, never repeating the previous one, and sum these digits. The last to play wins if the sum is a multiple of 3. Who ... Read More

Feed: R-bloggers. Author: George Pipis. [This article was first published on R – Predictive Hacks, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. Compare Read and Write files time When we are dealing with large datasets, and we need to write many csv files or when the csv filethat we hand to read is huge, then the speed of the read and write command is important. We will compare the required time to ... Read More

Feed: R-bloggers. Author: free range statistics - R. This is a quick post looking at using biterm topic modelling, a new technique for me, on the free text responses to a survey question. I’m interested in whether this type of topic modelling might be a shortcut to analysing free text, quicker than having a human read the answers and code them. The question I’m using to try this out is from the New Zealand Election Study which collected data just after the 2017 New Zealand election. The actual question is “What was the single most important issue for you in ... Read More