~/talks

Amy Wibowo

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titleconferencedate
How to Calculate the Phase of the Moon - Amy "SailorHG" WibowoJSConf Hawai 20192019-02-07
Proves the moon-illumination formula from first principles using trig not handwaving, derives the visible fraction with the law of cosines and sines and ends…
Talk on
The Glitching HourStrange Loop 20182018-09-26
Covers Bitmap and JPEG specifics: how JPEG uses the DCT, quantization matrices, and chroma subsampling so photos can shrink to 1/10 the original file size with…
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Fold, paper, scissors - an exploration of origami's fold and cut problemStrange Loop 20162016-09-16
The claim is explicit: the fold-and-cut theorem guarantees any polygonal shape can be made with a single cut. Two different proofs are sketched and a working…
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Now We're Cooking With STEAM: Humanities in Computer Science EducationOpen Source & Feelings 20162016-07-22
Code.org raises $10 million while ~80% of schools face arts budget cuts and access for Black and Latinx students falls from ~50% to ~26%. Uses Bubblesort Zines…
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Fold, Paper, Scissors...Ruby on Ales 20162016-03-31
Claims the fold-and-cut theorem (any polygon from one cut), sketches two proofs, and shows a working Ruby solver that computes a straight skeleton plus…
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Sweaters as a ServiceStrange Loop 20152015-09-24
An Airbnb team hacks an 1980s knitting machine with 200 needles to turn images into knitwear: they emulate a floppy drive, build a USB-to-serial custom cable…
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Coding Like a GirlAlterConf San Francisco 20152015-09-23
The Always campaign shows adults act out “like a girl” as ineffectual while 10‑year‑olds run and fight hard, and the presenter documents repeated, specific…
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Sweaters as a serviceGORUCO 20152015-06-20
A broken 1980s home knitting machine with 200 needles becomes a networked yarn printer: the team follows an Adafruit tutorial, writes a yarn printer API in…
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Sweaters as a ServiceRubyConf AU 20152015-02-04
An old 1980s knitting machine is hacked to take computer images by emulating its floppy drive, sending 1‑bit bitmaps over a custom serial cable, and driving a…
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Sweaters as a ServiveRubyConf 20142014-11-17
A hacked 1980s Brother knitting machine becomes a networked yarn printer: a custom USB‑to‑serial cable plus a floppy-drive emulator feeds one‑bit bitmaps, a…
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