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Bounds on tail probabilities for quadratic forms in dependent sub-gaussian random variables

Probability 2020-08-14 v3

Abstract

We show bounds on tail probabilities for quadratic forms in sub-gaussian non-necessarily independent random variables. Our main tool will be estimates of the Luxemburg norms of such forms. This will allow us to formulate the above-mentioned bounds. As an example we give estimates of the excess loss in fixed design linear regression in dependent observations.

Keywords

Cite

@article{arxiv.1809.08569,
  title  = {Bounds on tail probabilities for quadratic forms in dependent sub-gaussian random variables},
  author = {Krzysztof Zajkowski},
  journal= {arXiv preprint arXiv:1809.08569},
  year   = {2020}
}

Comments

11 pages

R2 v1 2026-06-23T04:15:15.846Z