Comparison of Baseline Wander Removal Techniques considering the Preservation of ST Changes in the Ischemic ECG: A Simulation Study

<div>Boxplots displaying the results of performance evaluation of the filtering techniques. (a) Correlation coefficient between original and filtered signal, (b)<i> l</i><svg height="1.67852pt" id="M81" style="vertical-align:-1.628704pt" version="1.1" viewbox="-0.0498162 -0.0498162 6.62401 1.67852" width="6.62401pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M500 -125V-75H0V-125H500Z" id="g190-96"></path><glyph.data ascent="989" descent="-360" horiz-adv-x="500" vert-adv-y="500"></glyph.data></g></svg>operator between original and filtered signal, and (c) KP deviation between original and filtered signal. For visualization purposes, some outliers are not displayed in the figure. (d) Computation time needed to filter each signal.</div>

Computational and Mathematical Methods in Medicine

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Figure 5

Figure 5: Comparison of Baseline Wander Removal Techniques considering the Preservation of ST Changes in the Ischemic ECG: A Simulation Study 