Bounded independence for the inverse star discrepancy
arXiv:2608.15865
2026
Sampling
1 ideas extracted · analyzed Sep 1, 2026
What the math gives to ML
The paper provides a constructive way to replace large collections of independent uniform samples by only k-wise independent points while retaining a Monte Carlo-scale star-discrepancy guarantee, with k growing only as O(d(1+log(1+N/d))). The transferable asset is not merely reduced randomness: the generated point set is globally space-filling for all axis-aligned boxes, which can reduce integration error for bounded-variation stochastic objectives. A practical neural-network use is to drive repeated augmentation, masking, or latent-variable evaluations with a deterministic finite-field polynomial sampler, then compare its training variance and convergence against iid sampling at equal sample count. The method should be applied first to uniform-parameter augmentation or quadrature-like objectives, where the Koksma–Hlawka guarantee is relevant, rather than assumed to improve arbitrary Gaussian noise injection.
Ideas from this paper
Unverified
2026
Replace iid uniform augmentation draws or Monte Carlo quadrature points by a space-filling k-wise independent point set generated from random polynomials over a finite field. The construction uses far fewer random bits and can reduce integration error whenever the network loss as a function of augmentation parameters has moderate Hardy–Krause variation.
Useful5/10
Difficulty4/10
Novelty5/10