Mpeg 7 audio and beyond audio content indexing and retrieval phần 7 ppsx
Mpeg 7 audio and beyond audio content indexing and retrieval
... foundation layer.
MPEG- 7 Audio and Beyond: Audio Content Indexing and Retrieval H G. Kim, N. Moreau and T. Sikora
© 2005 John Wiley & Sons, Ltd
1
Introduction
Today, digital audio applications ... to
fingerprint one piece of audio data. The efficiency of a particular fingerprint
MPEG- 7 Audio and Beyond: Audio Content Indexing and Retrieval H G....
Mpeg 7 audio and beyond audio content indexing and retrieval phần 10 doc
... 20, 22
Audio 3
Audio analysis 2, 59, 65
Audio and video retrieval 2
Audio attribute 164
Audio broadcast 4
Audio class 77 , 258
Audio classification 50, 66, 71 , 74
Audio classifier 32
Audio content ... indexing system 162
Index 103
Index and retrieve spoken documents 163
Indexing 61, 125
Indexing and browsing systems 264
Indexing and retrieval proces...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 1 pot
... MPEG- 7 AUDIO CONTENT DESCRIPTION – AN OVERVIEW 3
algorithms beyond MPEG- 7 are introduced and compared with MPEG- 7 in terms
of computational complexity and retrieval capabilities.
1.2 MPEG- 7 AUDIO ... Results and Discussion 85
3 .7. 1 Plots of MPEG- 7 Audio Descriptors 86
3 .7. 2 Parameter Selection 88
3 .7. 3 Results for Distinguishing Between Speech, Musi...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 2 doc
... layer.
MPEG- 7 Audio and Beyond: Audio Content Indexing and Retrieval H G. Kim, N. Moreau and T. Sikora
© 2005 John Wiley & Sons, Ltd
2 .7 TIMBRAL DESCRIPTORS 41
Figure 2.13 MPEG- 7 LAT and TC ... ASR and
its use for MPEG- 7 SpokenContent description. The structure of the MPEG- 7
SpokenContent description itself is presented in detail and discussed in t...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 3 potx
... ranked according to
MPEG- 7 Audio and Beyond: Audio Content Indexing and Retrieval H G. Kim, N. Moreau and T. Sikora
© 2005 John Wiley & Sons, Ltd
2 .7 TIMBRAL DESCRIPTORS 47
2 .7. 6 Harmonic Spectral ... vectors are generated from audio clips, and if required reduced in
dimension, these are fed into classifiers.
The MPEG- 7 audio LLDs and some other non -...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 4 potx
... for three HMMs
HMM topology Number of states
45 678
Left–right HMM 77 375 978 178 877 5
Forward and backward HMM 61 878 173 76 77 59
Ergodic HMM 58 675 5801843819
corresponding classification ... the MFCC features.
3.6 INDEXING AND SIMILARITY
The structure of an audio indexing and retrieval system using MPEG- 7 ASP
descriptors is illustrated in Figure 3.1...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 5 ppt
... SPOKEN CONTENT
In this chapter we use the well defined MPEG- 7 Spoken Content description
standard as an example to illustrate challenges in this domain. The audio part
of MPEG- 7 contains a SpokenContent ... word and phone
hypotheses in the same graph as depicted in the example of Figure 4.6.
The MPEG- 7 a SpokenContent description consists of two distinct elements:
a Spoken...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 6 pptx
... valid MPEG- 7 SpokenContent
description.
The level of detail in the lattice depends on the particular application. As men-
tioned in Sections 4.3.2.1 and 4.3.2.2, the MPEG- 7 SpokenContent standard
4.4 ... the definition of the MPEG- 7 SpokenCon-
tent tool could play a key role in the development of next-generation multimedia
indexing and retrieval tools.
The MPEG- 7 Spoke...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 7 ppsx
... like “warm” or
MPEG- 7 Audio and Beyond: Audio Content Indexing and Retrieval H G. Kim, N. Moreau and T. Sikora
© 2005 John Wiley & Sons, Ltd
5.2 MELODY 179
Figure 5.5 The MPEG- 7 Meter (from ... mechanisms for audio in MPEG- 7 , Signal
Processing: Image Communication Journal, Special Issue on MPEG- 7, vol. 16,
pp. 193–209.
Logan B., Moreno P. J. and Deshmu...
Mpeg 7 audio and beyond audio content indexing and retrieval phần 8 docx
... a
fingerprint, this choice is beyond the scope of the MPEG- 7 standardization and
left up to the individual application.
(Herre et al., 2002) proposes a simple matching of MPEG- 7 AudioSignature
descriptions ... the MPEG- 7
tools developed for this purpose.
The MPEG- 7 AudioSignalQuality descriptor contains several features reflect-
ing the quality of a signal stored in an Aud...