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math.OC2026
A Split-Client Approach to Second-Order Optimization
El Mahdi Chayti, Martin Jaggi
Second-order optimization methods offer superior convergence rates but are often bottlenecked by the wall-clock cost of Hessian computation and factorization. In the moderate-dimen…
math.OC2025
Stochastic Optimization with Random Search
El Mahdi Chayti, Taha El Bakkali El Kadi, Omar Saadi +1
We revisit random search for stochastic optimization, where only noisy function evaluations are available. We show that the method works under weaker smoothness assumptions than pr…