2014 Flight Departure Performance via d3.js Crossfilter

by dennyglee Categories: d3.jsTags: · · 3 Comments

As part of some quick analysis of flight departure data, to more quickly understand the impact of distance, date, and time of day on departure delays – I forked the Square Crossfilter and incorporated data from RITA BTS Flight Departure Statistics and Great Circle Mapper to calculate airport distances. At the bottom is a nice screenshot of it, but you can interact with the data directly with the links directly below. Please note that it will take a few seconds to a few minutes to load up because of the large files d3 will process. Airline On-time Departure Performance (Top…

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Big Data and Legos

by dennyglee Categories: BigDataTags: · 1 Comment

I was recently asked the question – how to explain Big Data to an 8yo. So after realizing the 4 Vs of Big Data barely make sense to non-marketing (i.e. most of us) let alone to kids – I realized that the best construct would be to use Legos. When I was her age, the lego blocks were only squares and rectangles – I could build a lot of buildings and boxes which was great at that time (in data speak, relational databases). Instead, Big Data is a massive amount (e.g. volume of data) of lego blocks of different shapes…

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