Noncontact Palm Vein ROI Extraction Based on Improved Lightweight HRnet in Complex Backgrounds

Table 3

Effect of different improvement methods on the accuracy of critical point detection.

Fusion of one-layer high and low resolutions	Fusions of two-layer high and low resolutions	Transpose convolution	Deeply separable convolution	Accuracy
√	—	√	—	94.35%
√	—	—	√	92.77%
√	—	√	√	93.17%
—	√	√	—	98.24%
—	√	—	√	96.83%
—	√	√	√	97.36%