The bias of isotonic regression
The bias of isotonic regression
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DOI:
10.1214/20-ejs1677
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发表时间:
2020-01-01
影响因子:
1.1
通讯作者:
Raskutti, Garvesh
中科院分区:
文献类型:
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作者:
Dai, Ran;Song, Hyebin;Raskutti, Garvesh
We study the bias of the isotonic regression estimator. While there is extensive work characterizing the mean squared error of the isotonic regression estimator, relatively little is known about the bias. In this paper, we provide a sharp characterization, proving that the bias scales as O(n(-beta/3)) up to log factors, where 1