Partially Informed Stochastic Optimization via Zeroth-Order Residual Tracking
PISO tracks unknown gradient residuals with zeroth-order probes for partially observed stochastic optimization.
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Stories tagged #zeroth-order
Trust the Direction, Search the Step: Zero-and-First-Order Methods for LLM Fine-Tuning
ZFO fine-tunes language models by pairing a first-order direction with cheap zeroth-order step search.