PhysioNet data is available in binary (dat) form but their web site also provides records in JSON. These records include samples / measurements from 12-lead ECGs recorded at 1ksps. To convert these to CSV we can use the ol’ jq:

Another one for the todo list. Fancy plotting leads I/II/III out and making and interactive scroller for time vs vector / direction. Input data might be from here or here. Unfortunately both of these are for synthesising a single lead.

high res .png .svg PNG without annotations .svg without annotations License: CC-BY-SA Notes of interest Buccal comes from bucca: Lat, ‘puffed, filled out cheek’1. Related to the rather wonderful word bucculentus, “having fat cheeks”2; which in turn gives its name to Caranx bucculentus, “wide-mouthed trevally”, a fish with a rather large mouth3.

Note this requires Macports It’s 3am and you’re hunting for that graph you clipped a couple of weeks ago. Report is due in for 10 the next morning. You swore up and down you’d never do this again, but here we are, can’t find the file or the reference.

For a small project I was working on, I wanted to distribute video via MPEG-DASH instead of my usual go-to, HLS. Like HLS, MPEG-DASH supports delivering video via adaptive bit rates.