Blog Archives

ImageNet needs more Wild Boar Photos

September 10, 2018
By
ImageNet needs more Wild Boar Photos

Is your deep convolutional network misclassifying images? You can find out why with a heatmap of class activation overlaid on its misclassified pictures. A heatmap overlay shows parts of an image most activated in a neural network’s last convolution...

Read more »

Ghosts of Animals Haunt Portland’s Overpriced Apartments

July 5, 2018
By
Ghosts of Animals Haunt Portland’s Overpriced Apartments

Apartment hunting in an expensive city is leading me to curses and exclamations. Following are some outstanding examples of insanely priced apartments in Portland, OR, run through Google Deep Dream in hopes of my understanding why people pay so much for a small box. These listings will be gone in no time (I’m sure) so including some captions for...

Read more »

Clustering NHL Goalies

June 11, 2018
By
Clustering NHL Goalies

This has been a great Stanley Cup playoffs for Washington Capitals fans such as myself. With so much breath holding, I’ve paid more attention this year than recent years. As a former goalie myself, my curiosity grew towards: Who are these goalies so much better than me they beat me to being in the NHL? Who’s a hero, and...

Read more »

Best city for data scientists today according to two variables harvested with rvest

May 13, 2018
By
Best city for data scientists today according to two variables harvested with rvest

Some cities are more appealing for a data scientist to live than others. Several websites list best cities for data scientists, but their lists don’t agree and their methods are not explained, so the quality of the analysis and ability to determine which individuals their results can be inferred to are limited. So here I set up to develop a...

Read more »

Twitter Sentiment with R on Azure ML Studio

April 30, 2018
By
Twitter Sentiment with R on Azure ML Studio

Downloading data from Twitter in R, running it through Azure ML Studio and analyzing the output back in R. It turns out to be rather involved. Here are the steps I’ve taken so far. 1. Create a Twitter account Using Twitter’s API requires a Twitter account. Also need to create a Twitter App to get Keys to use the API. Can...

Read more »

ASA Conference on Statistical Practice 2018, Friday 4 of 6, Working with Health Care Data

March 17, 2018
By
ASA Conference on Statistical Practice 2018, Friday 4 of 6, Working with Health Care Data

Highlights from Conference on Statistical Practice. Friday 2/16/2018 8:00 AM Keynote Address & 9:15 AM Working with Messy Data 11:00 AM Streamlining Your Work Using (Shiny) Apps 2:00 PM Data Mining Algorithms / Presenting and Storytelling 3:45 PM Working with Health Care Data Posters I Wish I’d Seen Additional Sessions I Wish I’d Attended Saturday 2/17/2018 9:15 AM...

Read more »

ASA Conference on Statistical Practice 2018, Friday 2 of 6, Streamlining Your Work Using (Shiny) Apps

February 25, 2018
By
ASA Conference on Statistical Practice 2018, Friday 2 of 6, Streamlining Your Work Using (Shiny) Apps

Highlights from Conference on Statistical Practice. Friday 2/16/2018 8:00 AM Keynote Address & 9:15 AM Working with Messy Data 11:00 AM Streamlining Your Work Using (Shiny) Apps 2:00 PM Data Mining Algorithms / Presenting and Storytelli...

Read more »

ASA Conference on Statistical Practice 2018, Friday 1 of 6, Keynote Address & Working with Messy Data

February 23, 2018
By
ASA Conference on Statistical Practice 2018, Friday 1 of 6, Keynote Address & Working with Messy Data

Some highlights from Conference on Statistical Practice sessions: to keep it simple, just a few notes and my favorite slide per session I attended. I work in Population Health Analytics at Legacy Hospital System in Portland, Oregon, so some of these ...

Read more »

Does less sleep today lead to more calories tomorrow?

December 29, 2017
By
Does less sleep today lead to more calories tomorrow?

Introduction Last few months I’ve gained some weight so I’m curious if analytics can give insight and show opportunities to get my BMI to normal weight. As a first step, an inquiry into a hypothesis about calories vs. sleep. Bottom line up fr...

Read more »

Hello World! Here’s a Normal Distribution!

November 25, 2017
By
Hello World! Here’s a Normal Distribution!

This code simulates Normal(0,1), and this visualization shows smaller samples can vary much more than large samples from the true distribution. Maybe it’s not a fascinating picture although there is a deep mystery or two in there. Can we know the tru...

Read more »

Search R-bloggers


Sponsors

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)