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. 2015 Jun 15;15(6):14093–14115. doi: 10.3390/s150614093

Table 7.

Comparison of the accuracy of the proposed method with previous methods.

Category Previous Methods [12] Proposed Method
Number of classes 24 64
Number of USD images 15,000 61,240
False recognition rate (%) 0.12 0.114
Reject rate (%) 0.58 0