Advanced Methods and Tools for ECG Data Analysis - Part 2 doc

... Data Interchange Standards Consortium (CDISC),” May 20 02. [ 32] Wang, H., et al., Methods and Tools for Generating and Managing ecgML-Based Infor- mation,” Computers in Cardiology, Vol. 31, 20 04, ... 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...

Ngày tải lên: 13/08/2014, 12:20

... Estima- tion Using the Karhunen-Lo ` eve Transform,” Computers in Cardiology, Vol. 16, 1989, pp. 26 9 27 2. [29 ] Mark, R. G., and G. B. Moody, ECG Arrhythmia Analysis: Design and Evalua- tion ... = 1 N |FT X (ω)| 2 = A 2 2    j X(t j ) cos(ωt j )   2 + B 2 2    j X(t j ) sin(ωt j )   2 (3.6) If A = B =  2 N  1 2 , (3.5) and (3.6) reduce to the classical de...

Ngày tải lên: 13/08/2014, 12:20

... segments), defined as ECG beat A n (i) = ECG beat 2n (i) (7.5) ECG beat B n (i) = ECG beat 2n−1 (i) (7.6) P1: Shashi August 24 , 20 06 11:48 Chan-Horizon Azuaje˙Book 21 8 ECG- Derived Respiratory ... [47]. P1: Shashi August 24 , 20 06 11:47 Chan-Horizon Azuaje˙Book 20 2 The Pathophysiology Guided Assessment of T-Wave Alternans 7.5 .2 Short-Term Fourier Transform–Based Methods...

Ngày tải lên: 13/08/2014, 12:20

... with standard algorithms. For the analysis of 10-second 1 2- lead ECG signals, this is rarely an issue. However, when very large amounts of ECG data must be processed rapidly (e.g., for the analysis ... Shashi August 24 , 20 06 11: 52 Chan-Horizon Azuaje˙Book 28 6 ST Analysis 10.4.3 Assessing Robustness of ST Analyzers Performance assessment using standard inputs [ 42, 44...

Ngày tải lên: 13/08/2014, 12:20

... 27 2. 2 Initial Design Considerations 28 2. 2.1 Selecting a Patient Population 28 2. 2 .2 Data Collection Location and Length 29 2. 2.3 Energy and Data Transmission Routes 30 2. 2.4 Electrode Type and ... Expansion 321 12. 2 .2 HOS Features of the ECG 323 12. 3 Supervised Neural Classifiers 324 12. 3.1 Multilayer Perceptron 325 12. 3 .2 Hybrid Fuzzy Network 326...

Ngày tải lên: 13/08/2014, 12:20

... generator for ECGSYN. two Gaussian functions, S( f ) = σ 2 1  2 c 2 1 exp  ( f − f 1 ) 2 2c 2 1  + σ 2 2  2 c 2 2 exp  ( f − f 2 ) 2 2c 2 2  (4.9) with means f 1 , f 2 and standard deviations ... c 1 , c 2 . Power in the LF and HF bands is given by σ 2 1 and σ 2 2 , respectively, whereas the variance equals the total area σ 2 = σ 2 1 + σ 2 2 an...

Ngày tải lên: 13/08/2014, 12:20

... 0. 029 6 Coiflets ‘coif’ coif2 0. 029 7 Symlets ‘sym’ sym3 0.03 12 Symlets ‘sym’ sym2 0.03 12 Daubechies ‘db’ db2 0.03 12 Reverse biorthogonal ‘rbio’ rbio3.3 0.0 322 Reverse biorthogonal ‘rbio’ rbio2 .2 ... pp. 26 9 27 2. [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 Pro...

Ngày tải lên: 13/08/2014, 12:20

... transformation matrix and given by T =     −0.1 72 −0.074 0. 122 0 .23 1 0 .23 9 0.194 0.156 −0.010 0.057 −0.019 −0.106 −0. 022 0.041 0.048 −0 .22 7 0.887 −0 .22 9 −0.310 −0 .24 6 −0.063 0.055 0.108 0. 022 ... Shashi August 24 , 20 06 11:48 Chan-Horizon Azuaje˙Book 24 0 ECG- Derived Respiratory Frequency Estimation Figure 8 .22 Block diagram of the generalized simulation design. No...

Ngày tải lên: 13/08/2014, 12:20

... 600 2 0.33% 400 4 1.00% A 484 20 4.13% 418 29 6.94% V 1 ,27 2 14 1.10% 1 ,23 7 23 1.86% I 27 2 5 1.84% 20 0 6 3.00% E 55 0 0 50 2 4.00% N 2, 000 12 0.6% 2, 000 44 2. 20% a 67 2 2.99% 64 4 6 .25 % f 20 0 ... 00 00 2 5 00 0 2 5090 519 V 3 1 1 0 5 0 0 0 1 6 0 0 1 ,21 4 1 ,23 1 Total 418 64 20 0 50 370 105 20 0 39 500 2, 000 400 5 12 1 ,23 7 6,095 P1: Shashi August 24 ,...

Ngày tải lên: 13/08/2014, 12:20

... 0.54 0. 42 0.51 0.44 0.47 V 21 1.08 1 .24 1.01 1 .26 1.31 1.16 V 22 4.55 4 .22 3 .27 3 .25 3.71 3.46 V 23 3.16 2. 97 2. 24 2. 17 2. 56 2. 41 V 24 45.51 39 .27 32. 94 36.75 31. 92 25.94 V 31 0 .29 0.36 0. 32 0.49 ... algorithms, 22 0 21 evaluation, 23 6–40 information, 21 6 multichannel signal, 23 0 multilead QRS area algorithm, 22 2 24 QRS-VCG loop alignment, 22 4 28...

Ngày tải lên: 13/08/2014, 12:20