Density estimation via best L2-approximation on classes of step functions

Research output: Contribution to journalResearch articleContributedpeer-review

Contributors

Abstract

We establish consistent estimators of jump positions and jump altitudes of a multi-level step function that is the best L2-approximation of a probability density function f. If f itself is a step-function the number of jumps may be unknown.

Details

Original languageEnglish
Pages (from-to)198-219
Number of pages22
JournalKybernetika
Volume53
Issue number2
Publication statusPublished - 2017
Peer-reviewedYes

External IDs

Scopus 85020072880

Keywords

Keywords

  • Argmin-theorem, Density estimation, Martingale inequalities, Multivariate cadlag stochastic processes, Step functions