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- W2547064576 abstract "This paper presents a system capable of de-identifying speech signals in order to hide and protect the identity of the speaker. It applies a relatively simple yet effective transformation of the pitch and the frequency axis of the spectral envelope thanks to a flexible wideband harmonic model. Moreover, it inserts the parameters of the transformation in the signal by means of watermarking techniques, thus enabling re-identification. Our experiments show that for adequate modification factors its performance is satisfactory in terms of quality, de-identification degree and naturalness. The limitations due to the signal processing framework are discussed as well." @default.
- W2547064576 created "2016-11-11" @default.
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- W2547064576 date "2016-01-01" @default.
- W2547064576 modified "2023-10-16" @default.
- W2547064576 title "Reversible Speech De-identification Using Parametric Transformations and Watermarking" @default.
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- W2547064576 doi "https://doi.org/10.1007/978-3-319-49169-1_26" @default.
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