Research Article

Intelligent Algorithm-Based Echocardiography to Evaluate the Effect of Lung Protective Ventilation Strategy on Cardiac Function and Hemodynamics in Patients Undergoing Laparoscopic Surgery

Figure 2

Demonstration of the noise reduction effect of three algorithms on echocardiography: (a) the original image; (b) the NLM algorithm; (c) the Bayes Shrink denoising algorithm; (d) the ONLM algorithm.
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