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Blog.

Welcome to my blog. It is a simple blog in the style of the 90s. If you like what you read, contact me through my social links in the footer

Showing posts tagged #machine-learning. Clear filter

Teaching my Apple Watch where my hand is

1 Sep 2026 | Michael Martyn | 8 min read #wearables #fitness #machine-learning

The question Can one determine where a person is holding their wrist using nothing but the accelerometer and gyroscope in an Apple Watch Series 8? The candidate positions are a coat pocket, a jeans pocket, an arm hanging by the side, a forearm raised for …