Monthly Archives: March 2013

Featured Chart: Tokyo Metro Train Departures by Week

Info­graphic at Ginza Sta­tion, Tokyo on the Hibya Line. Left hand side shows week­day depar­tures by hour (5am through 12 mid­night) by minute. Right hand side shows Sat­ur­day and Hol­i­day depar­tures. It’s an effec­tive graphic that also shows that week­days have more fre­quent ser­vice, espe­cially in the morn­ings between 8-​9am, and it tapers off after […]

Grasping data through physical models

Is it eas­ier to glean insights from data using a phys­i­cal model? Most of the advances in tech­nol­ogy (data visu­al­iza­tion, chart­ing, inter­ac­tive graph­ics) have made it much eas­ier to get insights using on-​screen imag­ing. By and large they have replaced phys­i­cal con­struc­tion and draw­ing of charts with rulers, com­passes, and inks. But what if we […]

Using Flow Maps to show derivative products

Flow maps show branches of data which form part of a whole and are often used to show deriv­a­tive prod­ucts made from a sin­gle source. These were quite pop­u­lar in the early 20th Cen­tury to show ship­ping traf­fic from ports. In this exam­ple it shows the com­po­nents that con­tribute to the 3M stock price. Post-​its […]