A compute-cheap learned optimizer, Celo, beats tuned hand-crafted and learned optimizers on a 17-task out-of-distribution suite by combining task augmentation, a simple hierarchical design, and two-stage decoupled meta-training.
Memory efficient adaptive optimization
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Celo: Training Versatile Learned Optimizers on a Compute Diet
A compute-cheap learned optimizer, Celo, beats tuned hand-crafted and learned optimizers on a 17-task out-of-distribution suite by combining task augmentation, a simple hierarchical design, and two-stage decoupled meta-training.