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Data Visualization
Moving Beyond Data Visualization to Data Applications

Moving Beyond Data Visualization to Data Applications

Data VisualizationModelingposted by Exaptive Team March 27, 2018

One thing we love doing at Exaptive – aside from creating tools that facilitate innovation – is hiring intelligent, creative, and compassionate people to fill our ranks. Frank Evans is one of our data scientists. He was invited to present at the TEDxOU event on January 26, 2018. Frank gave a great talk... Read more

How I Learned to Stop Worrying and Love the Graph: Hospital Social Network Analysis

Data VisualizationModelingBig Data|Data analysis|ODSC East 2018|Social Network Analysisposted by Michael Zelenetz March 14, 2018

In the 1840’s Dr. Ignaz Semmelweis had a big problem on his hands. He was an obstetrician in the Vienna General Hospital and healthy young women in the maternity ward were dying at an alarming rate. The problem was well known throughout Vienna. There were two wards, we’ll call... Read more
SEINFELD CHARACTERS – A POST ABOUT NOTHING

SEINFELD CHARACTERS – A POST ABOUT NOTHING

Data VisualizationModelingRStatisticsTools & Languagesposted by Scott Stoltzman February 24, 2018

This post is dedicated to my mother – Seinfeld’s greatest fan. Seinfeld is a classic TV sitcom. It featured four main characters surrounded by relatively normal, everyday, run of the mill scenarios. In the spirit of Seinfeld, this post will also “be about nothing.” Load Required Libraries library(scales) library(RMySQL)... Read more
Random Forest Classification of Mushrooms

Random Forest Classification of Mushrooms

Data VisualizationModelingStatisticsclassification|Data analysis|Decision Tree|Machine Learning|Random Forests|supervised learningposted by Scott Stoltzman February 21, 2018

There is a plethora of classification algorithms available to people who have a bit of coding experience and a set of data. A common machine learning method is the random forest, which is a good place to start. This is a use case in R of the randomForest package used on a data... Read more

Deep Learning for Disaster Recovery: Automatic Detection of Flooded Roads

Data VisualizationModelingPredictive AnalyticsStatisticsAI|Artificial Intelligence|Deep Learning|Machine Learningposted by Jack Kwok February 20, 2018

Jack Kwok is a Software Engineer with 15 years of professional experience. At Insight, he built a Deep Learning solution to automatically detect flooded roads during natural disasters. He is now a Software Engineer at Lyft working with Machine Learning and Deep Learning. Want to learn applied Artificial Intelligence... Read more
Data Visualization – Part 3

Data Visualization – Part 3

Data VisualizationModelingData Visualizationposted by Scott Stoltzman February 11, 2018

What Type of Data Visualization Do You Choose (if any)? Determining whether or not you need a visualization is step one. While it seems silly, this is probably something everyone (including myself) should be doing more often. A lot of times, it seems like a great way to showcase the... Read more
Scratch Viz – Documentation and Usage

Scratch Viz – Documentation and Usage

Data VisualizationModelingposted by Jonathan Dinu February 6, 2018

Contents Introduction Audience Getting Started Data Scratch Blocks Example Projects Introduction If you have built castles in the air, your work need not be lost; that is where they should be. Now put the foundations under them. Henry David Thoreau Source: Why’s (Poignant) Guide to Ruby This experimental Scratch extension aims to... Read more

2017 Data Science in Review, Topic Modeling

Data VisualizationModelingPythonStatisticsTools & LanguagesData Mining|topic modellingposted by Diego Arenas, ODSC February 1, 2018

This blogpost is about topic modeling using data from this blog, opendatascience.com. From this, combined with the most visited articles of the year, we will generate the most popular topics of 2017. Last year, we did something similar with popular articles streamed through twitter using Non-Negative Matrix Factorization to determine topics, article... Read more
Watermain Breaks in the City of Toronto

Watermain Breaks in the City of Toronto

Data VisualizationData WranglingModelingStatisticsposted by Eugene Joh January 30, 2018

It has been a while since my last post due to the major transition of moving back to Canada. This post will be a bit shorter than my previous ones but hopefully it will give some insight on practically investigating and analyzing open data that are becoming more popular... Read more
Plotting author statistics for Git repos using Git of Theseus

Plotting author statistics for Git repos using Git of Theseus

Data VisualizationData WranglingModelingToolsTools & LanguagesData Visualizationposted by Erik Bernhardsson January 17, 2018

I spent a few days during the holidays fixing up a bunch of semi-dormant open source projects and I have a couple of blog posts in the pipeline about various updates. First up, I made a number of fixes to Git of Theseus which is a tool (written in Python) that... Read more
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