Efficient online algorithms for fast-rate regret bounds under sparsity
Pierre Gaillard, Olivier Wintenberger
–Neural Information Processing Systems
Weintroduceaweak versionofexp-concavity; see Assumption (A2). Let 0 2 0 beapointinthegrid 0 minimizing D( , 0).
Neural Information Processing Systems
Feb-12-2026, 05:08:28 GMT
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