Jan 3, 2015 — T-Distributed Stochastic Neighbor Embedding — What do we want to do? We want to visualize similarities in high dimensional data. Why should we care? We want to develop hypotheses about processes that generate our data, and discover interesting relationships. The visualization must match and preserve... Read more

Dec 31, 2014 — My Definition of "Art" vs. "Something Else" — For years I’ve struggled with trying to define (for myself) the difference between “art,” and visualizations that (while of course they fit in the domain of art) I find inspiring or meaningful. I want to start with the understanding that... Read more

Dec 30, 2014 — Dynamic Rendering of Brain Atlas SVG for D3 Work — I was using traditional python tools to convert a brain atlas into an svg for use in a d3 visualization. Here is an example image (very pretty!) But when you look at the svg data in a text editor, I... Read more

Dec 13, 2014 — Backing Up Google Site — I keep my research wiki on a Google Site, and have been saving PDFs of the pages over the years as a backup.  This seems like a pretty time intensive, and inefficient strategy.  There is a nice tool called “google-data-liberation”... Read more