AI engineering glossary · Deep learning core

What is cell state?

Cell state: The internal memory vector of an LSTM that runs along the sequence with only small, gated modifications. Because it is updated mostly by addition, information and gradients can travel through many steps with little loss.

Level: advancedTopic: Deep learning core

Cell state: an example

At each step the forget gate multiplies the cell state by values between 0 and 1 to discard outdated information.

Related terms

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Where you learn it

Cell state is part of the AI Engineering Program, which teaches it with notes, a hands-on lab and an exam. The first lesson is free.

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