Mpeg 7 audio and beyond audio content indexing and retrieval phần 9 pot

... ASP 83288 9 MFCC 87 192 1 24 ASP 88 893 3 MFCC 94  395 7 TS1 13 ASP 862885 MFCC 90  593 5 24 ASP 91  594 7 MFCC 96  898 1 TS2 13 ASP 72 1561 MFCC 87 2 69 7 24 ASP 88 97 5 2 MFCC 93 282 7 N: TV broadcast ... 251 Table 7. 2 Results for model-based segmentation Data FD FE Reco. rate (%) RCL (%) PRC (%) F (%) TS1 13 ASP 83284 678 5815 MFCC 87 79 2 392  392 3 2...

Ngày tải lên: 09/08/2014, 18:23

... 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....

Ngày tải lên: 27/05/2014, 03:59

... 91  396  290 79 0 596 98 2 391 32 MFCC 97 08 97 695  396 3 97 694 96 31 13 PCA-ASP 96 3 97 695 79 5 898 82 494 3 ICA-ASP 97 99 4 396  696  698 79 3 99 633 MFCC 100 99 96 6 99 100 90 1 97 45 23 PCA-ASP 100 98  898  598 5 100 882 97 33 ICA-ASP ... 100 882 97 33 ICA-ASP 99 99 4 97 8 99 100 94 98 2 MFCC 100 100 99 100 100 93  498 73 Average 97...

Ngày tải lên: 09/08/2014, 18:22

... 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...

Ngày tải lên: 09/08/2014, 18:22

... 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...

Ngày tải lên: 09/08/2014, 18:22

... 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 ... Magazine, vol. 17, no. 6, pp. 12–36. Wold E., Blum T., Keslar D. and Wheaton J. ( 199 6) Content- Based Classification, Search, and Retrieval of Audio , IEEE...

Ngày tải lên: 09/08/2014, 18:22

... methods Feature dimension 71 323 PCA-ASP 82 99 0 295 0 ICA-ASP 81 79 1 594 6 NMF-ASP 74  577  278 6 MFCC 90  593  294 2 NMF-ASP: MPEG- 7 ASP based on NMF basis. dimensions 7 and 23, while slightly worse ... HMMs HMM topology Number of states 45 678 Left–right HMM 77  375  97 8  178  877 5 Forward and backward HMM 61 878  173 76 77 5 9 Ergodic HMM 58 675 580...

Ngày tải lên: 09/08/2014, 18:22

... documents with sub-lexical units instead of word hypotheses (Ferrieux and Peillon, 199 9; Larson and Eickeler, 2003; Ng, 2000; Ng and Zue, 2000; Wechsler, 199 8). In this case, a limited amount of sub-word ... language) with sub-lexical indexing terms, such as phones (Ng, 2000; Ng and Zue, 2000), phonemes (Ferrieux and Peillon, 199 9; Wechsler, 199 8) or syllables (Larson and E...

Ngày tải lên: 09/08/2014, 18:23

... phonetic indexing system (Jones et al., 199 6; Witbrock and Hauptmann, 19 97 ) . The fusion function often consists of a simple addition (Jones et al. , 199 6) or linear combination of the retrieval scores obtained ... 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 MPE...

Ngày tải lên: 09/08/2014, 18:23