Table 1 Results of classification between heart vessel perforation and artefact using SVM classification.

From: Novel clinical device tracking and tissue event characterization using proximally placed audio signal acquisition and processing

True positive (correctly recognized heart perforation)

418

False negative (wrongly assigned heart perforation)

42

False positive (wrongly assigned artefact)

10

True negative (correctly recognized artefact)

205

Sensitivity

90.9%

Specificity

95.3%

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