Deep Layer Kernel Sparse Representation Network for the Detection of Heart Valve Ailments from the Time-Frequency Representation of PCG Recordings

Figure 6

Confusion matrix of classifier obtained using 1200 dimensional feature vectors with PCG signals: (a) RF classifier; (b) KNN classifier; (c) KSRC; and (d) DLKSRN.

(a)

(b)

(c)

(d)