National Repository of Grey Literature 4 records found  Search took 0.00 seconds. 
Detection of acute ischemia in ECG signals using vessel-specific leads
Lysák, Karel ; Kozumplík, Jiří (referee) ; Provazník, Ivo (advisor)
This master’s thesis deals with methods for detection of myocardial ischemia in the ECG signal. There is explained the principle of spreading of electrical activity through the heart muscle and its manifestations on the ECG. There are also mentioned the causes of myocardial ischemia and various methods of its detection in the ECG signal. In great detail there is explained the process of implementation of the two selected detection methods of myocardial ischemia in MATLAB. These methods are tested on the data from The PTB Diagnostic ECG Database. Finally, there is the presentation of detection results on used data and overall assessment of created algorithms.
Analysis of the characteristics of QRS complex in normal and high-frequency electrocardiogram recording
Měsíčková, Klára ; Ronzhina, Marina (referee) ; Kozumplík, Jiří (advisor)
This work introduces and evaluates methods for normal and high-frequency electrocardiogram depending on the potential clinical use for the evaluation of abnormalities in cardiac ischemia. The first part is devoted to the creation and scanning cardiac activity. Subsequently are described in the text abnormality ST segment and QRS complex in the low-and high-frequency electrocardiogram. In the second part of the statistical processing of data of healthy subjects and patiens and compared the results for different frequency bands.
Analysis of the characteristics of QRS complex in normal and high-frequency electrocardiogram recording
Měsíčková, Klára ; Ronzhina, Marina (referee) ; Kozumplík, Jiří (advisor)
This work introduces and evaluates methods for normal and high-frequency electrocardiogram depending on the potential clinical use for the evaluation of abnormalities in cardiac ischemia. The first part is devoted to the creation and scanning cardiac activity. Subsequently are described in the text abnormality ST segment and QRS complex in the low-and high-frequency electrocardiogram. In the second part of the statistical processing of data of healthy subjects and patiens and compared the results for different frequency bands.
Detection of acute ischemia in ECG signals using vessel-specific leads
Lysák, Karel ; Kozumplík, Jiří (referee) ; Provazník, Ivo (advisor)
This master’s thesis deals with methods for detection of myocardial ischemia in the ECG signal. There is explained the principle of spreading of electrical activity through the heart muscle and its manifestations on the ECG. There are also mentioned the causes of myocardial ischemia and various methods of its detection in the ECG signal. In great detail there is explained the process of implementation of the two selected detection methods of myocardial ischemia in MATLAB. These methods are tested on the data from The PTB Diagnostic ECG Database. Finally, there is the presentation of detection results on used data and overall assessment of created algorithms.

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