Ian
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iwsmith.bsky.social
Ian
@iwsmith.bsky.social
Bad artist. Dog valet. So very tired. Partially Liminal.
hah maybe. I feel like I would start with TransAct, and maybe PinSage to cover the world of recs at Pintrest
November 19, 2025 at 6:23 PM
also a bunch of practical stuff on how they serve these long user histories. Clearly a lot of work went into this, and a lot of goodies in this paper.
November 19, 2025 at 6:47 AM
- ranking model that tried to predict the next user action in a sequence. Use a cross-entropy loss to predict labels/actions on the sample and a next action loss to predict the next action the user will take.
- impression based negative sampling doubled some offline metrics
November 19, 2025 at 6:47 AM
but some more than others
November 4, 2025 at 2:31 AM
you most of all
November 4, 2025 at 2:30 AM
This person has clearly never used protobufs, especially in python.
July 5, 2025 at 3:47 AM
Hah a friend and I managed to get something out of it. Though mostly Cronenberg isn’t ok. And I guess tech enables unhealthy obsessions
May 24, 2025 at 3:40 AM
May 24, 2025 at 12:47 AM
love your work, fyi some text got dropped. First paragraph of 2. ends with "Saka’s proposal would have reduced" and then it goes onto the next paragraph.
May 8, 2025 at 3:27 AM
There was an ML involved reboot. Investigations are ongoing.
March 20, 2025 at 1:30 AM
I just biked through that very park, less snow today! Any idea why all the lights are off at night time? Is spooky.
February 7, 2025 at 10:20 PM