Distributed sign momentum with local steps matches or beats SlowMo on GPT-2 pretraining at 12x-36x lower communication and has a stated O(1/T^{1/4}) convergence rate, though the printed theorem has algebra inconsistencies.
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Distributed Sign Momentum with Local Steps for Training Transformers
Distributed sign momentum with local steps matches or beats SlowMo on GPT-2 pretraining at 12x-36x lower communication and has a stated O(1/T^{1/4}) convergence rate, though the printed theorem has algebra inconsistencies.