Data Visualization and D3.js Newsletter Issue 17 Weekly Data Visualization and D3.js Newsletter

Hi Friends -

Welcome to the seventeenth issue of's Weekly Newsletter .

Onwards to this week's links...


  • Mapping Data-Dense Cities as if They Were Mountains
    There is a common problem with any dense dataset about urban living, where so many little points of information crowded onto a map can start to blend into each other...This gave Herwig another idea for how to visualize data points that essentially pile up on a given place. "Why don’t I treat them like elevation?" he says. Dense information has a topology in the same way that physical terrain does.

Data Visualization Reading and Videos

  • Handmade Data Visualization
    Moda24 at Il Sole 24 Ore is the weekly supplement dedicated to fashion, accessories and cosmetics industries. It is tabloid format and is distributed on Fridays with the daily. Moda 24 focuses on such industries as fashion, shoes and leather, eye glasses, jewels, cosmetics and every supply chain involved. A common effective theme is handmade data visualizations.
  • 4 Objectives for Your Data Visualizations
    Andy Kirk, data visualization architect, wants you to understand this basic point about data visualization: While it's popular and relevant today, it's not new. What is, though, are the opportunities and challenges associated with it.
  • Animated Visualization Maps a Week's Worth of Tweets Sent Between Twitter Employees
    The amount of publicly-available data available on Twitter, and a new data-visualization tool really hammers that home — developer Santiago Ortiz has mapped out the relationships between every Twitter employee based on their tweets to each other. Ortiz used Twitter's API to pull all the tweets authored by Twitter employees for a one-week period, and then filtered those tweets by only those made between employees.
  • What If the Entire World Lived in 1 City?
    This is the premise behind an ambitious research project, called "The City of 7 Billion,” for which the two recently won the $100,000 Latrobe Prize from the American Institute of Architects College of Fellows. With the geo-spatial model Mendis and Hsiang are creating – think a super-enhanced, zoomable Google Earth.
  • rstats shiny App For Tracking The Next Pope
    Last week, I set up a scrapper to update the odds hourly from a prominent bookmaker. Given that I had a weeks worth of data, it was time to fire up iPython and see the action.

D3.js Reading and Videos

  • D3 Nested Selections
    D3’s selections can be hierarchical, much like the elements and data they join. ... There is an important difference between select and selectAll: select preserves the existing grouping, whereas selectAll creates a new grouping. Calling select thus preserves the data, index and even the parent node of the original selection!
  • Making Maps in D3
    Today, we will draw a very simple map. A thematic map of world showing Gross Domestic Product per capita for each country. I expect from you some basic understanding of D3 and expert skills in googling. [Presentation from London D3 Meetup]
    What D3's superstar method gets up to behind the scenes. Plus! intro to the D3 source [Presentation from London D3 Meetup]
  • D3.js vs Raphael.js
    I'm fascinated by both d3 and Raphael. I'm not sure which one is better suited for what scenarios. Can somebody please shed some light?
  • Infographics with D3.js
    A good friend of mine, the talented Jorris Verboon is the infographics guy at Amsterdam newspaper Het Parool. We decided to experiment with one of his infographics, originally made for print, and add some interactivity with D3.js.

Hope that you had a great past week and that next week is even better!

Wishing you the best, 
Sebastian Gutierrez

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