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The source separation of low level ground borne vibration signals is a tricky problem. This can be viewed as a complex version of the classical source separation problem, the ‘cocktail party problem’. An extension of the basic Independent Component Analysis (ICA), a Blind Source Separation method is proposed in this particular case, as the damping of the ground borne vibration signals is significant...
Heart sounds are obtained by the beating heart and the resultant flow of blood through it (particularly, the turbulence created when the heart valves snap shut). A patient's heart problem is often inferred by the doctor after listening to the heartbeat sound. This technique is known as auscultation. Auscultation is the most difficult skill for a doctor, since this skill can be acquired only by experience...
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