njit-etd2003-081 - New Jersey Institute of Technology

TABLE OF CONTENTS
(Continued)
Chapter
Page
3.15.16 Weighted Pair-Group Centroid 119
3.15.17 Ward's Method 120
3.15.18 Two-way Joining 120
3.15.19 K-means Clustering 122
3.15.20 Computations 123
3.15.21 Interpretation of Results 123
4 METHODS 124
4.1 Experiment Protocol 124
4.1.1 Study Procedure 124
4.1.2 Data Acquisition Procedure 125
4.2 Data Analysis 131
4.2.1 Wigner Time Frequency Analysis 131
4.2.2 Power Spectrum Analysis of Heart Rate Variability 132
4.2.3 Power Spectrum Analysis of Blood Pressure Variability 134
4.2.4 Coherence and Weighted-coherence of HR and Respiration 135
4.2.5 Coherence and Weighted-coherence of HR and Blood Pressure 136
4.2.6 Partial Coherence 136
4.2.7 Time-Frequency Analysis 137
4.2.8 System Identification Analysis 142
4.2.9 Analysis of Generation of broadband Respiration Signal 142
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