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Separation of a Known Speaker's Voice with a Convolutional Neural Network
Başlık:
Separation of a Known Speaker's Voice with a Convolutional Neural Network
Yazar:
Threet, Michael, author.
ISBN:
9780438109186
Yazar Ek Girişi:
Fiziksel Tanımlama:
1 electronic resource (22 pages)
Genel Not:
Source: Masters Abstracts International, Volume: 57-06M(E).
Advisors: Truong Q. Nguyen Committee members: William S. Hodgkiss; Bhaskar D. Rao.
Özet:
Source Separation (SS) refers to a problem in signal processing where two or more mixed signal sources must be separated into their individual components. While SS is a challenging problem, it may be simplified by making assumptions on the signals that are present and the methods used to mix the signals. One example of this is to limit the range of signals to human voices and to limit the total number of speakers (through either estimation or always having a set number of speakers). This paper assumes that the speech from two speakers is mixed at one microphone, with the voice of one speaker (Speaker 1) being present in all recordings. Traditional approaches to the SS problem typically involve array processing and time-frequency methods to perform the separation. Once such example is Non-Negative Matrix Factorization (NMF), which attempts to factor a spectrogram into frequency basis vectors and time weights for each speaker. This paper will explore the use of a Convolutional Neural Network (CNN) to learn effective separation of Speaker 1's voice from a variety of other speakers and background noises. The CNN will prove to be much more effective than NMF due to the ability of the CNN to learn a representative feature space of Speaker 1's speech.
Notlar:
School code: 0033
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Yer Numarası | Demirbaş Numarası | Shelf Location | Lokasyon / Statüsü / İade Tarihi |
---|---|---|---|
XX(694149.1) | 694149-1001 | Proquest E-Tez Koleksiyonu | Arıyor... |
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