Previously Walking the Eule Path: Intro Generating and Visualizing Graphs I can hardly overemphasize the importance of visusalizations. Many a bug had been immediately spotted just by looking at a visual of a complex data structure. I therefore decided to add visuals to the project as soon as the DirectedGraph class was born. Code & … Continue reading Visualizing Graphs
Intro Focus + context visualizations are quite useful when we want to zoom into some part of a visualization, but are unwilling to give up the "bird's eye" view of the entire picture. In this case, we distort the part of the visual on which we want to focus, while preserving the entire view. In … Continue reading D3 Fisheye Distortion for Bar Charts
In the previous post, we derived a class from BubbleChart and this got us started on actually visualizing some meaningful data using bubbles. There are a couple of things to iron out before a visual can appear. Color Schemes I am using Cynthia Brewer color schemes, available for download in colorbrewer.css. This file is available … Continue reading Visualizing Crime with d3: Hooking up Data and Colors, Part 2
Previously: Visualizing Crime with d3: Intro Data and Visualization In order to make a bubble chart in d3 (the one similar to the Obama Budget 2013), using CoffeeScript, you need to: Download a few files from my git hub (you'll need coffee/BubbleChartSingle.coffee, css/visuals.css, css/colorbrewer.css) Define a class in a .coffee file: I also define a couple of … Continue reading Visualizing Crime with d3: How to Make Bubbles and Influence People, Part 1
As the three of us embarked on this new data-mining project, we were the data scientist, the manager and the developer, who knew nothing about visualizations. We didn't even want to do any visuals at first. Then someone stumbled across the New York Times Obama Budget visual and the wheels started spinning. Pretty soon we … Continue reading Data and Visualization.
Figure a blog without pictures or conversations is just boring, so, here it is. Lately, I have been dealing a lot with data visualization. This was a brand new area for me and while we do use F# for data extraction, all of the front end is done using d3, an amazing toolkit by Mike … Continue reading Visualizing Crime with d3: Intro