Category: Books

Feed: Featured Blog Posts - Data Science Central. Author: Bill Schmarzo. Imagine this scenario: You enter your dentist’s office as a follow-up visit to the 6-month checkup you had last week. You’re nervous because the checkup revealed bleeding in your gums and cracks in your fillings, all things that require your dentist’s repair on this occasion. So, you’re there nervously fidgeting in the lobby waiting for your name to be called, envisioning all sorts of dentistry implements of torture that will soon be inside your mouth. Finally, when your name is called, you’re shown to the room of horrors and ... Read More

Feed: R-bloggers. Author: R on notast. [This article was first published on R on notast, 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. reticulate allows us to toggle between R and python in the same session, callling R objects when running python scripts and vice versa. When calling R data structures in python, the R structures are converted to the equivalent python structures where applicable. However, like translating English to Mandarin, translating R ... Read More

Feed: Featured Blog Posts - Data Science Central. Author: Vincent Granville. Monday newsletter published by Data Science Central. Previous editions can be found here. The contribution flagged with a + is our selection for the picture of the week. To subscribe, follow this link.   Featured Resources and Technical Contributions  Key Graph Based Shortest Path Algorithms - Part 1: Dijkstra's And Bellman-Ford + Portfolio optimization with Quantum Computing Multi Gigabyte R data.table for Ohio Voter Registration/History Importance of Hyper-parameters in Model development Deep Learning from first principles in Python, R and Octave Docker in 10 minutes Scene-rendering with Google's DeepMind 5 Most Preferred Programming ... Read More

Feed: R-bloggers. Author: Thinking inside the box. [This article was first published on Thinking inside the box , 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. Release 0.3.3 of the RPushbullet package just got to CRAN. RPushbullet offers an interface to the neat Pushbullet service for inter-device messaging, communication, and more. It lets you easily send (programmatic) alerts like the one to the left to your browser, phone, tablet, … – or all ... Read More

Feed: R-bloggers. Author: R on Stats and R. [This article was first published on R on Stats and R, 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. Simple linear regression is a statistical method to summarize and study relationships between two variables. When more than two variables are of interest, it is referred as multiple linear regression. In this article, we focus only on a Shiny app which allows to perform simple linear ... Read More

Feed: Planet MySQL; Author: Valeriy Kravchuk; I'd like to continue reviewing MySQL bug reports from Community users that I considered interesting and subscribed to. Unlike in the previous post in this series, I am not going to check test cases on any competitor product, but will use only recently released MySQL 5.7.29 and 8.0.19 for checks, if any. This time I'll concentrate on bugs reported in November 2019.As usual, I mostly care about optimizer, InnoDB and replication related bugs. Here is the list:Bug #97476 - "Range optimizer skips rows". This bug reported by Ilya Raudsepp looks like a clear regression in ... Read More

Feed: Neo4j Graph Database Platform. Author: Mark Needham. Hi graph gang, In this week’s video from the NODES 2019 conference, Pat Brown and Karim Shehadeh explain how they used Neo4j to discover the soul of a product at Under Armour. Nathan Smith finds the optimal solution for Sudoku, Luanne Misquitta teaches us all about Post-Union processing in the newly released Neo4j 4.0, and Adam Cowley builds a real-time UI using Kafka and Vue.js. And finally, I created a QuickGraph of the UK Official Singles Chart. Mark Needham, Karin Wolok, and the Developer Relations team This week’s featured Neo4j Community member ... Read More

Feed: R-bloggers. Author: Rsquared Academy Blog. [This article was first published on Rsquared Academy Blog, 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. We are excited to announce the nse2r package. NSE (National Stock Exchange) is the leading stock exchange of India, located in the city of Mumbai. While users can manually download data from NSE through a browser, importing this data into R becomes cumbersome. The nse2r R package implements the retrieval ... Read More

Feed: R-bloggers. Author: R on OSM. [This article was first published on R on OSM, 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 our last post on the SKEW index we looked at how good the index was in pricing two standard deviation (2SD) down moves. The answer: not very. But, we conjectured that this poor performance may be due to the fact that it is more accurate at pricing larger moves, ... Read More

Feed: Actian. Author: Jack Mardack. It feels like only yesterday that “Machine Learning” and “Artificial Intelligence” were equated with science fiction by most regular folks outside of tech. As a movie-going culture, we have a long history of associating these concepts with self-aware robots or rogue computer programs that could escape the laboratories where they were created and threaten all humanity. But in 2020, ML and AI have been considerably demystified. And yet, even if it seems less likely now that the Singularity will be triggered by the reckless ambition of some tech startup, consumers have new reasons to be concerned. Yes, ML and AI are going mainstream, and it’s not just disruption-minded startups that are leveraging these technologies. Enterprises in a wide range of established industries are finding solid business reasons ... Read More