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#wearables

January 14, 20255 min read

Merging two sensor streams that tick at different rates

In short: to put a 100 Hz signal and irregular detections on one 10 Hz clock, summarise the dense stream per bin, count and carry forward the sparse one, and make sure no bin ever sees a sample from…

October 8, 20244 min read

What an earbud's motion sensor can tell you

In short: a six-axis motion sensor in an earbud sees enough to tell sitting from walking from nodding. Before any of that is learnable, though, you have to remove the differences between people and…

August 27, 20244 min read

Reading papers with an LLM without getting lied to

In short: give the model only the part of the paper that holds the study, ask narrow questions that demand quotes and an explicit NA, and check every quote against the text. It still breaks on numbers…

#wearables

Posts tagged wearables

Merging two sensor streams that tick at different rates

What an earbud's motion sensor can tell you

Reading papers with an LLM without getting lied to