Advanced Methods and Tools for ECG Data Analysis - Part 8 docx

... –> 77.0 58. 8 48. 5 47 .8 [a] 87 .1 87 .7 78. 2 74.1 –> 74.0 61.4 54 .8 58. 4 [37], Time domain, KLT [g] 77.2 86 .3 67.5 69.2 <– 79.6 78. 3 68. 4 67.3 [a] 81 .3 89 .2 77.6 68. 9 <– 78. 9 80 .7 73.1 ... 81 76 –– –––– [a] 84 81 –– –––– [4], RMS method [g] –––– –––– [a] 84 .7 86 .1 75.3 68. 2 –––– [5], Time domain [g] 79.2 81 .4 –– –––– [a] 81 .5 82 .5 –– –––– [7], KL...

Ngày tải lên: 13/08/2014, 12:20

... still performed in the Fourier do- main. Other methods for performing spectral estimation from irregularly sampled data do exist and include the min-max interpolation method [75] and the well- known ... Estima- tion Using the Karhunen-Lo ` eve Transform,” Computers in Cardiology, Vol. 16, 1 989 , pp. 269–272. [29] Mark, R. G., and G. B. Moody, ECG Arrhythmia Analysis: Design an...

Ngày tải lên: 13/08/2014, 12:20

... classified TWA de- tection into preprocessing, data reduction, and analysis stages. This section focuses upon the strengths and limitations of TWA analysis methods, broadly compris- ing short-term Fourier ... original noisy ECG signal, y(t); (b) underlying noise-free ECG, x(t); (c) noise-reduced ECG signal, z(t); and (d) remaining error, z(t)−x(t). The signal-to-noise ratio...

Ngày tải lên: 13/08/2014, 12:20

... Library. ISBN-10: 1-5 80 5 3-9 6 6-1 ISBN-13: 97 8- 1 - 580 5 3-9 6 6-1 Cover design by Michael Moretti © 2006 ARTECH HOUSE, INC. 685 Canton Street Norwood, MA 02062 All rights reserved. Printed and bound in ... Chan-Horizon Azuaje˙Book Advanced Methods and Tools for ECG Data Analysis Gari D. Clifford Francisco Azuaje Patrick E. McSharry Editors artechhouse....

Ngày tải lên: 13/08/2014, 12:20

... 99.92 232 1 485 0 0 5 0 0 0 0 0 0 0 100.00 99.66 233 186 2 688 6 1 0 0 0 0 1 4 0 99 .80 99.96 234 2 288 0 0 1 0 0 0 0 0 3 0 99 .87 99.96 Sum 77011 582 2 623 774 0 0 0 0 427 78 15 Gross 99. 38 99. 08 Average ... becoming the standard for ECGs); HL7 [26, 27] (an XML-based format for the exchange of data in hospitals); and WaveForm DataBase (WFDB), a set of libraries developed at MIT...

Ngày tải lên: 13/08/2014, 12:20

... [29, 1 08] , compres- sion and filtering [119, 123], and classification [124]. However, the required com- plexity for realistic models (particularly for ECG generation) has limited the devel- opment ... Surrogate Data, ” Physica D, Vol. 58, 1992, pp. 77–94. [ 38] Farmer, J. D., and J. J. Sidorowich, “Predicting Chaotic Time Series,” Phys. Rev. Lett., Vol. 59, No. 8, 1 987 , pp....

Ngày tải lên: 13/08/2014, 12:20

... Cardiology, 1 989 , pp. 269–272. [17] Mark, R. G., and G. B. Moody, ECG Arrhythmia Analysis: Design and Evaluation Strate- gies,” Chapter 18 in I. Gath and G. F. Inbar, (eds.), Advances in Processing and ... Decomposition and the Hilbert Spectrum for Nonlinear and Non-Stationary Time Series Analysis, ” Proc. R. Soc. Lond. A, Vol. 454, 19 98, pp. 903–995. [14] Huang, N. E.,...

Ngày tải lên: 13/08/2014, 12:20

... not found, the procedure searches forwards in each ECG lead for up to T J = 68 ms for a part of the waveform which “starts to flatten” (i.e., a part of waveform where slope became smaller than ... on beat mor- phology (Sections 8. 2.2 and 8. 2.3) on exercise ECGs has been presented [ 28] . The study consists of a set of computer-generated reference exercise ECGs to which noise...

Ngày tải lên: 13/08/2014, 12:20

... automated ECG interval analysis systems are unable to differentiate be- tween normal ECG waveforms (for which the automated annotations are generally reliable) and abnormal or unusual ECG waveforms (for ... approach for the task of automated ECG interval analysis: the choice of representation for the ECG signal and the choice of model for the segmentation. We have dem...

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... 1.15 V 33 0 .86 0 .86 0.72 0 .85 1.12 0 .80 V 34 12.45 11.40 10.52 14.35 13.97 8. 62 V 41 0.19 0.25 0.21 0.37 0.50 0.29 V 42 0 .81 0 .87 0.69 0.97 1.42 0 .88 V 43 0.56 0.61 0.47 0.65 0. 98 0.61 V 44 8. 11 8. 07 ... reduction (NNR), 171, 179 81 assumption, 180 defined, 180 ICA comparison, 182 86 illustrated, 185 nrlazy, 181 optimal results, 183 85 results, 182 83 RMS error minimi...

Ngày tải lên: 13/08/2014, 12:20