278 search results for "Heatmap"

Interview with Joe Cheng

January 4, 2017
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by Joseph Rickert Recently, I had the opportunity to interview RStudio’s Joe Cheng. Joe, the inventor and lead developer for Shiny, was the first person that J.J. Allaire invited to join the RStudio IDE project. We talked about those early days, how Shiny got started, Joe’s background as a software developer, his take on the

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7 Visualizations You Should Learn in R

December 29, 2016
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7 Visualizations You Should Learn in R

7 Visualizations You Should Learn in R With ever increasing volume of data, it is impossible to tell stories without visualizations. Data visualization is an art of how to turn numbers into useful knowledge. R Programming lets you learn this art by offering a set of inbuilt functions and libraries to build visualizations and present... Read MoreThe...

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Tree Troubles — Predicting Sidewalk Damage Resulting From Trees In NYC

December 21, 2016
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Tree Troubles — Predicting Sidewalk Damage Resulting From Trees In NYC

Introduction Tree roots growing under sidewalks often cause cracking or lifting of the pavement once the tree surpasses a certain size. This creates significant tripping hazards The post Tree Troubles -- Predicting Sidewalk Damage Resulting From Trees In NYC appeared first on NYC Data Science Academy Blog.

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ggtree version of plotTree

December 16, 2016
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ggtree version of plotTree

PLOTTING TREES + DATA is difficult. @DrKatHolt developed plotTree (R and Python scripts) to visualize associated data with trees, e.g. heatmap, horizontal bar etc. I reproduced the examples presented in the plotTree repo using ggtree. Source code is...

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Descriptive Analytics-Part 5: Data Visualisation (Categorical variables)

December 11, 2016
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Descriptive Analytics-Part 5: Data Visualisation (Categorical variables)

Descriptive Analytics is the examination of data or content, usually manually performed, to answer the question “What happened?”. In order to be able to solve this set of exercises you should have solved the part 0, part 1, part 2,part 3, and part 4 of this series but also you should run this script which

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Using R to Gain Insights into the Emotional Journeys in War and Peace

December 1, 2016
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Using R to Gain Insights into the Emotional Journeys in War and Peace

by Wee Hyong Tok, Senior Data Scientist Manager at Microsoft How do you read a novel in record time, and gain insights into the emotional journey of main characters, as they go through various trials and tribulations, as an exciting story unfolds from chapter to chapter? I remembered my experiences when I start reading a novel, and I get...

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A heat map of Divvy bike riders in Chicago

November 28, 2016
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A heat map of Divvy bike riders in Chicago

Chicago's a great city for a bike-sharing service. It's pretty flat, and there are lots of wide roads with cycle lanes. I love Divvy and use it all the time. Not so much in the winter though: it gets very cold here. Nonetheless, this heat map of Divvy riders, created in R by Austin Wehrwein, reveals a hardcore set...

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Daily metric tracking with ggplot2

November 26, 2016
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Daily metric tracking with ggplot2

In my role I have to produce a lot of run charts and control charts for monthly data, but sometimes there are processes behind the run charts that merit looking at the data on a daily basis. It can become impractical to start producing run c...

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Deck on an Authorial Analysis of the Prime Minister’s Speeches

November 25, 2016
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I recently attempted a Stylistic Analysis of the Pakistani Prime Minister’s speeches, in order to identify if his speeches exhibit different Stylistic patterns. Large differences would indicate possibilities of different writers. Background to this ...

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Putting data on maps using R: easier than ever

November 23, 2016
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Putting data on maps using R: easier than ever

Using R to add data to maps has been pretty straightforward for a few years now. That said, it seems easier than ever to do things like use map APIs (e.g. Google, Open Street Map), overlay quite complex data visualisations (e.g. “heatmap-style” densities) and even generate animations. A couple of key R packages in this

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