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brandonb
9,339karma·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)
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Definitely shows the comparative power of medications. Statins, ezetimibe, and PCSK9 inhibitors can reduce LDL or ApoB by 85-95%.
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The lack of self-consistency does seem like a sign of a deeper issue with reliability. In most fields of machine learning robustness to noise is something you need to "bake in" (often throug…
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FWIW, Apple has published validation data showing the Apple Watch's estimate is within 1.2 ml/kg/min of a lab-measured Vo2Max. Behind the scenes, it's using a pretty cool algorithm…
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We trained a foundation model specifically for wearable data:
https://www.empirical.health/blog/wearable-foundation-model-... The basic idea was to adapt JEPA (Yann LeCun'…
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Archive link: https://archive.is/mJSEh
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Pretty extensive discussion here: https://news.ycombinator.com/item?id=46707572
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"Fibermaxxing" is admittedly a silly term, but not only does a high fiber diet reduce cardiovascular mortality by 26%, it also reduces risk of cancer by 22%. Your grandparents were right!
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Long Covid patients often face post-exertional malaise (PEM). One of the main treatments for Long Covid is graded exercise therapy. This works for some subset of patients. But for other patients, it a…