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Jay Hennig Profile picture
Jay Hennig
@jehosafet
I use brain-computer interfaces to study learning. Phd student in comp neuro and ML at CMU, and dad to two twin boys.
Aug 19, 2020 • 5 tweets • 2 min read
Which line do you think does a better job of predicting Y given X?

(Hint: This is one of those days where very basic statistics confuses the hell out of me.)

(1/n) The answer is...black! Its rmse is 4 times lower than the red line. I keep staring at that plot and it still blows my mind. (2/n)
May 27, 2020 • 12 tweets • 4 min read
Excited to share a preprint of our work "Learning is shaped by abrupt changes in neural engagement," advised by Aaron Batista, Steve Chase, and Byron Yu.

biorxiv.org/content/10.110…

I'm (even more?) excited to finally make my own #tweeprint! (1/n) Internal states such as our attention and motivation involve brain-wide changes in neural activity. We know changes in these states can impact your behavior. For example, when someone surprises you:
(2/n)