4min chapter

Machine Learning Street Talk (MLST) cover image

061: Interpolation, Extrapolation and Linearisation (Prof. Yann LeCun, Dr. Randall Balestriero)

Machine Learning Street Talk (MLST)

CHAPTER

Embrace Your Hyperplanes

All the cess of neural networks seems explained by peace wise linear functions. Randall's spline work makes that bit of philosophical insight brutally clear, in my opinion. relu is by far the dominant activation function, because it stops pretending at anything other than peace wise linear just stick in a flat boundary threshold and a line a neuron puts in a hyperplane then lets the rest of the network chop.

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