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Testing for the Mean of Random Curves: A Penalization Approach

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Abstract

Let X 1,...,X n be an i.i.d. sample of random curves, viewed as Hilbert space valued random elements, with mean curve m. An asymptotic test of m = m 0 vs m ≠  m 0 is proposed, when m 0 is a fixed known function. The test statistics converges under very mild assumptions and relies on the pseudo-inversion of the covariance operator (leading to a non standard inverse problem). The power against local alternatives is investigated.

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Correspondence to André Mas.

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In final form November 2004

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Mas, A. Testing for the Mean of Random Curves: A Penalization Approach. Stat Infer Stoch Process 10, 147–163 (2007). https://doi.org/10.1007/s11203-005-0754-3

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