back
user profile
brandonb
9,334karma·1,335submissions·January 17, 2011
about
Data for good.
Co-Founder at Empirical Health (https://empirical.health). Don't die of heart disease.
Before: Co-Founder @ Cardiogram (ML for heart health)
CTO at Sift Science (YC S11, machine learning to fight fraud)
Data Science @ UCSF Cardiology
HealthCare.gov rescue team
Google (Android speech recognition, search ads ML)
brandonb.cc
recent activity (1,335 total)
comment
This study tested a relatively new drug, PCSK9 inhibitors, which lower LDL cholesterol/ApoB above and beyond what's possible with statins and ezetimibe. The patient population was 3600 peopl…
comment
OpenAI's spinning up in deep RL is free and pretty good:
https://spinningup.openai.com/en/latest/ It includes both mathematical formulas and PyTorch code. I found it …
comment
The basic principal behind this shift is that exposure to bad cholesterol acts like radiation dose. Both the intensity (how high LDL/ApoB is) and the time exposed (how many years) matter. These n…
comment
Archive link: https://archive.is/KXksL
comment
Very cool. I learned something new about why EMA (exponential moving average) is needed: > EMA-based training dynamics like JEPA’s don’t optimize any smooth mathematical function, yet they provably…