Publications by John Mount
Practical Data Science with R, 2nd Edition: Introduction Video
Nina and I have prepared a quick introduction video for Practical Data Science with R, 2nd Edition. We are really proud of both editions of the book. This book can help an R user directly experience the data science style of working with data and machine learning techniques. The book is available now at: Directly from the publisher Manning, no...
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Practical Data Science with R 2nd Edition now in-stock at Amazon.com!
Practical Data Science with R 2nd Edition is now in-stock at Amazon.com! Buy it for your favorite data scientist in time for the holidays! Related To leave a comment for the author, please follow the link and comment on their blog: R – Win-Vector Blog. R-bloggers.com offers daily e-mail updates about R news and tutorials about learning R a...
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What is new for rquery December 2019
Our goal has been to make rquery the best query generation system for R (and to make data_algebra the best query generator for Python). Lets see what rquery is good at, and what new features are making rquery better. The idea is: the query is a first class citizen that we can use to design and optimize queries prior to translating them into a da...
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New rquery Vignette: Working with Many Columns
We have a new rquery vignette here: Working with Many Columns. This is an attempt to get back to writing about how to use the package to work with data (versus the other-day’s discussion of package design/implementation). Please check it out. Related To leave a comment for the author, please follow the link and comment on their blog: R – W...
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Why to try Practical Data Science with R, 2nd Edition
I thought we would try to express why somebody interested in using the R language (and package ecosystem) for supervised machine learning, data wrangling, analytics projects, and other data science topics should give Practical Data Science with R, 2nd Edition a try. Nina Zumel and I shared the book with two incredible data scientists (Jeremy Howa...
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What is a Second Edition?
What it is a second edition of a book to its authors? In some sense it is the book the authors thought they were writing the first time. With some good fortune a second edition can be much more than that. For our example: Nina and I received a lot of positive and useful feedback from people who used the first edition of Practical Data Science wi...
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Introduction to Data Science in R, Free for 3 days
To celebrate the new year and the recent release of Practical Data Science with R 2nd Edition, we are offering a free coupon for our video course “Introduction to Data Science.” The following URL and code should get you permanent free access to the video course, if used between now and January 1st 2020: https://www.udemy.com/course/introduct...
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New Timings for a Grouped In-Place Aggregation Task
I’d like to share some new timings on a grouped in-place aggregation task. A client of mine was seeing some slow performance, so I decided to time a very simple abstraction of one of the steps of their workflow. Roughly, the task was to add in some derived per-group aggregation columns to a few million row data set. In the application the gro...
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Manning Deal of the Day January 3, 2020 : Half off Practical Data Science with R, Second Edition
Manning Deal of the Day January 3, 2020 : Half off Practical Data Science with R, Second Edition. Use code dotd010320au at http://bit.ly/39vD1G4 Please share! Related To leave a comment for the author, please follow the link and comment on their blog: R – Win-Vector Blog. R-bloggers.com offers daily e-mail updates about R news and tutorials...
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New Year’s Resolution 2020: Work on more R Data Science Projects
We had such a positive reception to our last Introduction to Data Science promotion, that we are going to try and make the course available to more people by lowering the base-price to $29.99. We are also creating a 1 month promotional price of $20.99. To get a permanent subscription to the course for less than $21 just visit this link https://...
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