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- W4300489141 abstract "We consider the problem of detecting edges in piecewise smooth functions from their N-degree spectral content, which is assumed to be corrupted by noise. There are three scales involved: the smoothness scale of order 1/N, the noise scale of order $eta$ and the O(1) scale of the jump discontinuities. We use concentration factors which are adjusted to the noise variance, $eta$ >> 1/N, in order to detect the underlying O(1)-edges, which are separated from the noise scale, $eta$ << 1." @default.
- W4300489141 created "2022-10-03" @default.
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- W4300489141 date "2007-04-28" @default.
- W4300489141 modified "2023-10-16" @default.
- W4300489141 title "Recovery of edges from spectral data with noise -- a new perspective" @default.
- W4300489141 doi "https://doi.org/10.48550/arxiv.0704.3822" @default.
- W4300489141 hasPublicationYear "2007" @default.
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