DANC-Net: Dual-Attention and Negative Constraint Network for Point Cloud Classification

<div>CASA module. gr and lr, respectively, represent the geometric and positional features of the sub-cloud. xi represents the ith input feature of our CASA module.</div>

International Journal of Antennas and Propagation

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Figure 3

Figure 3: DANC-Net: Dual-Attention and Negative Constraint Network for Point Cloud Classification 