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. Author manuscript; available in PMC: 2022 Nov 26.
Published in final edited form as: Physiol Meas. 2021 Nov 26;42(10):10.1088/1361-6579/ac2fb8. doi: 10.1088/1361-6579/ac2fb8

Figure 8: Sequential Forward Selection.

Figure 8:

(SFS) applied to the best performing system (LR) in Table 5 which uses a total 78 features (26 MFCCs with appended velocity and acceleration). A maximum AUC of 0.94 is achieved using the best 23 features to discriminate TB patients from non-TB patients. The error bars (standard deviation) of the AUC is indicated every 5 features.