3 papers
math.PR2026
On Completion Times under Memoryless Catastrophe
Sichen Wang, Zhipeng Lu
We study the completion time of a task subject to independent reset (catastrophe) at each step. The completion-time PGF depends on the base-process PGF through an affine relation,…
cs.DS2026
The Price of Order in the Logarithmic Method
Sichen Wang, Zhipeng Lu, Jingbang Chen
The logarithmic method is a classical static-to-dynamic transformation: it stores one dynamic ordered set as several immutable static components and rebuilds them by merges. The sa…
cs.NE2026
Depth over Fidelity in Fixed-Budget Noisy Evolution Strategies
Sichen Wang, Zhipeng Lu
Noisy evolution strategies under fixed evaluation budgets face a depth-fidelity trade-off: spending evaluations to denoise intra-generation rankings reduces the number of distribut…