• !Statistics Sunday: Two R Packages to Check Out
    I'm currently out of town and not spending as much time on my computer as I have over the last couple months. (It's what happens when you're the only one in your department at work and also most of your hobbies involve a computer.) But I wanted to wr…
    - 14 hours ago 27 May 18, 2:27pm -
  • !Intersecting points and overlapping polygons
    I’ve been doing some spatial stuff of late and the next little step will involve intersecting points with possibly many overlapping polygons. The sp package has a function called over which returns the polygons that points intersects with. The catc…
    - 16 hours ago 27 May 18, 1:01pm -
  • The Power of Standards and Consistency
    I’m going to (eventually) write a full post on the package I’m mentioning in this one : osqueryr🔗. The TLDR on osqueryr is that it is an R DBI wrapper (that has just enough glue to also be plugged into dbplyr) for osquery🔗. The TLDR on osqu…
    - 1 day ago 27 May 18, 4:32am -
  • RStudio:addins part 3 – View objects, files, functions and more with 1 keypress
    IntroductionIn this post in the RStudio:addins series we will try to make our work more efficient with an addin for better inspection of objects, functions and files within RStudio. RStudio already has a very useful View function and a Go To Functio…
    - 2 days ago 26 May 18, 2:00pm -
  • Tips for great graphics
    R is a great program for generating top-notch graphics. But to get the best out of it, you need to put in a little more work. Here are a few tips for adapting your R graphics to make them look a little better. 1) Dont use the “File/Save as…/” m…
    - 2 days ago 26 May 18, 7:13am -

High Scalability

  • Gone Fishin'
    Well, not exactly Fishin', but I'll be on a month long vacation starting today. I won't be posting new content, so we'll all have a break. Disappointing, I know. Please use this time for quiet contemplation and other inappropriate activities. Se vi…
    - 28 days ago 30 Apr 18, 4:00pm -
  • Stuff The Internet Says On Scalability For April 27th, 2018
    Hey, it's HighScalability time: Did ancient Egyptians invent Wi-Fi? @sherifhannaDo you like this sort of Stuff? Please lend me your support on Patreon. It would mean a great deal to me. And if you know anyone looking for a simple book that us…
    - 31 days ago 27 Apr 18, 3:56pm -
  • Update: What will programming look like in the future?
     Update: Ólafur Arnalds built a robotic music system to accompany him on the piano. He calls his system of two semi generative, self playing pianos—STRATUS. You can hear his most recent song re:member. There's more explanation in The Player…
    - 32 days ago 25 Apr 18, 5:04pm -
  • Google: Addressing Cascading Failures
    Like the Spanish Inquisition, nobody expects cascading failures. Here's how Google handles them.This excerpt is a particularly interesting and comprehensive chapter—Chapter 22 - Addressing Cascading Failures—from Google's awesome book on Sit…
    - 33 days ago 25 Apr 18, 3:56pm -
  • Sponsored Post: Datadog, InMemory.Net, Triplebyte, Etleap, Scalyr, MemSQL
    Who's Hiring? Triplebyte lets exceptional software engineers skip screening steps at hundreds of top tech companies like Apple, Dropbox, Mixpanel, and Instacart. Make your job search O(1), not O(n). Apply here. Need excellent people? Advertise yo…
    - 34 days ago 24 Apr 18, 3:56pm -



  • Because it's Friday: Bad road
    Sometimes I think the potholes in the roads in Chicago are bad, but then a road like this puts things into perspective: (Thanks to TH for the link.) Don't miss the shots looking back near the end to see how many people are in that vehicle! That's all…
    - 2 days ago 25 May 18, 9:00pm -
  • Reflections on the ROpenSci Unconference
    I had an amazing time this week participating in the 2018 ROpenSci Unconference, the sixth annual ROpenSci hackathon bringing together people to advance the tools and community for scientific computing with R. It was so inspiring to be among such a t…
    - 2 days ago 25 May 18, 6:57pm -
  • AI, Machine Learning and Data Science Roundup: May 2018
    A monthly roundup of news about Artificial Intelligence, Machine Learning and Data Science. This is an eclectic collection of interesting blog posts, software announcements and data applications I've noted over the past month or so. Open Source AI, M…
    - 6 days ago 22 May 18, 4:30pm -
  • Video: speeding up R with parallel programming in the cloud
    I had a great time in Budapest last week for the eRum 2018 conference. The organizers have already made all of the videos available online. Here's my presentation: Speeding up R with Parallel Programming in the cloud. You can find (and download) my p…
    - 7 days ago 21 May 18, 4:00pm -
  • Because it's Friday: Laurel or Yanny
    I can only assume you've heard about this already: it's gone wildly viral in the USA, and I assume elsewhere in the world. But it's a lovely example of an auditory illusion, and as regular readers know I like to collect such things (like this one and…
    - 9 days ago 18 May 18, 8:56pm -

Data Analytics and R

  • !R Packages worth a look
    Mixtures of Multivariate Shifted Asymmetric Laplace (SAL) Distributions (MixSAL)The current version of the ‘MixSAL’ package allows users to generate data …Continue reading →
    - 3 hours ago 28 May 18, 2:03am -
  • !Document worth reading: “Unsupervised Machine Learning for Networking: Techniques, Applications and Research Challenges”
    While machine learning and artificial intelligence have long been applied in networking research, the bulk of such works has focused …Continue reading →
    - 5 hours ago 28 May 18, 12:01am -
  • !Magister Dixit
    “Most would agree that the single biggest bottleneck for all machine learning is software engineering. We all collectively in the …Continue reading →
    - 8 hours ago 27 May 18, 8:21pm -
  • !If you did not already know
    Minimal Support Vector Machine (Minimal SVM) Support Vector Machine (SVM) is an efficient classification approach, which finds a hyperplane to …Continue reading →
    - 10 hours ago 27 May 18, 6:19pm -
  • !If you did not already know
    AE1-WELM In this paper, we propose a novel approach based on cost-sensitive ensemble weighted extreme learning machine; we call this …Continue reading →
    - 23 hours ago 27 May 18, 6:07am -

Google Cloud

The HortonWorks Blog


  • An OpenCV barcode and QR code scanner with ZBar
    Today’s blog post on reading barcodes and QR codes with OpenCV is inspired by a question I received from PyImageSearch reader, Hewitt: Hey Adrian, I really love the PyImageSearch blog. I look forward to your emails each week. Keep doing what you’…
    - 7 days ago 21 May 18, 2:00pm -
  • A gentle guide to deep learning object detection
    Today’s blog post is inspired by PyImageSearch reader Ezekiel, who emailed me last week and asked: Hey Adrian, I went through your previous blog post on deep learning object detection along with the followup tutorial for real-time deep learning obj…
    - 14 days ago 14 May 18, 2:00pm -
  • Multi-label classification with Keras
    Today’s blog post on multi-label classification with Keras was inspired from an email I received last week from PyImageSearch reader, Switaj. Switaj writes: Hi Adrian, thanks for the PyImageSearch blog and sharing your knowledge each week. I’m bu…
    - 21 days ago 7 May 18, 2:00pm -
  • A fun, hands-on deep learning project for beginners, students, and hobbyists
    Today’s blog post is a “bonus tutorial” in our most recent series on building a complete, end-to-end deep learning application: Part 1: How to (quickly) build a deep learning image dataset Part 2: Keras and Convolutional Neural Networks Part 3:…
    - 28 days ago 30 Apr 18, 2:00pm -
  • Running Keras models on iOS with CoreML
    In last week’s blog post, you learned how to train a Convolutional Neural Network (CNN) with Keras. Today, we’re going to take this trained Keras model and deploy it to an iPhone and iOS app using what Apple has dubbed “CoreML”, an easy-to-…
    - 35 days ago 23 Apr 18, 2:00pm -

Walking Randomly