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Research map / Optimization / Nonconvex and smooth optimization

Anytime Online-to-Batch, Optimism and Acceleration

ICML 2019 · Optimization › Nonconvex and smooth optimization · approach: Stochastic gradient last-iterate analysis · 18 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Optimistic online learner with hint g_{t-1} combined with anytime online-to-batch (Algorithm 3), versus standard online-to-batchstochastic smooth convex optimization · L-smooth stochastic convex problems with variance sigma^2expected excess loss convergence rateHelped
Adaptive stochastic acceleration reduction (Algorithm 4) applied to any adaptive online learnerstochastic smooth convex optimization · L-smooth stochastic losses with variance sigma^2, adapts to L and sigma without knowing themexpected excess loss convergence rateHelped
Adaptive acceleration reduction (Algorithm 4) applied to non-smooth lossesadaptive online learner under Algorithm 4 · non-smooth stochastic convex lossesconvergence rateNo clear effect
Weights alpha_t = t in anytime online-to-batch for strongly convex lossesstrongly convex stochastic optimization · mu-strongly convex stochastic lossesexcess loss boundHelped

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