Interactive Multimedia Technology

Adaptive Signal Models: Theory, Algorithms, and Audio - download pdf or read online

By Michael M. Goodwin

Adaptive sign versions: conception, Algorithms and Audio Applications provides tools for deriving mathematical versions of normal indications. The advent covers the basics of analysis-synthesis platforms and sign representations. a few of the themes within the creation contain ideal and near-perfect reconstruction, the excellence among parametric and nonparametric equipment, the position of compaction in sign modeling, simple and overcomplete sign expansions, and time-frequency answer matters. those issues come up during the ebook as do a couple of different themes comparable to clear out banks and multiresolution.
the second one bankruptcy provides a close improvement of the sinusoidal version as a parametric extension of the short-time Fourier rework. This ends up in multiresolution sinusoidal modeling thoughts in bankruptcy 3, the place wavelet-like ways are merged with the sinusoidal version to yield more advantageous versions. In bankruptcy 4, the analysis-synthesis residual is taken into account; for lifelike synthesis, the residual needs to be individually modeled after coherent elements (such as sinusoids) are got rid of. The residual modeling procedure is predicated on psychoacoustically prompted nonuniform filter out banks. bankruptcy 5 offers with pitch-synchronous models of either the wavelet and the Fourier rework; those let for compact versions of pseudo-periodic indications. bankruptcy Six discusses fresh algorithms for deriving sign representations in keeping with time-frequency atoms; basically, the matching pursuit set of rules is reviewed and prolonged.
The sign versions mentioned within the e-book are compact, adaptive, parametric, time-frequency representations which are priceless for research, coding, amendment, and synthesis of traditional indications such as audio. The types are all interpreted as tools for decomposing a sign when it comes to primary time-frequency atoms; those interpretations, in addition to the adaptive and parametric natures of the types, serve to hyperlink a number of the equipment handled within the textual content.
Adaptive sign types: concept, Algorithms and Audio Applications serves as a very good reference for researchers of sign processing and should be used as a textual content for complex classes on the topic.

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Adaptive Signal Models: Theory, Algorithms, and Audio Applications (The Springer International Series in Engineering and Computer Science) by Michael M. Goodwin

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