Fourier transform versus bidirectional digital filters for late potentials recording in the electrocardiogram

Keyphrases

• Late Potentials 100%
• Fourier Transform 100%
• Digital Filter 100%
• Signal-averaged Electrocardiogram 40%
• Abnormal Signal 40%
• QRS Duration 40%
• QRS Complex 40%
• Filter Method 40%
• High-pass 40%
• Fourier Filter 40%
• Potential Parameters 40%
• No Significant Difference 20%
• Numerical Value 20%
• Morphological Comparison 20%
• Square Wave Voltage 20%
• Strong Correlation 20%
• Root Mean Square 20%
• Signal Averaging 20%
• Fourier 20%
• Cut-off Frequency 20%
• P-wave 20%
• Averaging Method 20%
• Functional Equivalent 20%
• Phase Delay 20%
• Visual Comparison 20%
• Recursive Filter 20%
• PR Interval 20%
• Bidirectional Filter 20%
• Short PR Interval 20%
• Nonrecursive Digital Filter 20%
• Data Window 20%
• Fourier Filtering 20%
• Vector Magnitude 20%
• Signal Filtering 20%
• Diagnostic Concordance 20%

Engineering

• Digital Filter 100%
• Fourier Transform 100%
• Similarities 50%
• Cutoff Frequency 50%
• Recursive 50%
• Root Mean Square 50%
• Numerical Value 50%
• Phase Delay 50%
• IIR Filter 50%
• Data Window 50%
• Signal Averaging 50%