Toward Recognition of Easily Confused TCM Herbs on the Smartphone Using Hierarchical Clustering Convolutional Neural Network

Table 2

Comparison of vision-based techniques for herb recognition.

	# of category	# of easily confused herbs pair	Methods	Implemented on smartphones
Tao et al. [8]	18	1	Hand-crafted	No
Liu et al. [10]	8	0	Hand-crafted	No
Sun and Qian [22]	95	2	CNN	No
Ours	65	12	Hierarchical clustering CNN	Yes