Interpreting Hidden Semantics in the Intermediate Layers of 3D Point Cloud Classification Neural Network

no code implementations • 12 Mar 2023 • Weiquan Liu, Minghao Liu, Shijun Zheng, Cheng Wang

It delivers the class Relevance to the activated neurons in the intermediate layers in a back-propagation manner, and associates the activation of neurons with the input points to visualize the hidden semantics of each layer.

3D Point Cloud Classification Adversarial Attack +2

Adaptive Local Adversarial Attacks on 3D Point Clouds for Augmented Reality

no code implementations • 12 Mar 2023 • Weiquan Liu, Shijun Zheng, Cheng Wang

Adversarial examples are beneficial to improve the robustness of the 3D neural network model and enhance the stability of the AR system.

Adversarial Attack