Knowledge Representation Learning with Contrastive Completion Coding

no code implementations • Findings (EMNLP) 2021 • Bo Ouyang, Wenbing Huang, Runfa Chen, Zhixing Tan, Yang Liu, Maosong Sun, Jihong Zhu

Knowledge representation learning (KRL) has been used in plenty of knowledge-driven tasks.

Knowledge Graphs Representation Learning

3D Adversarial Attacks Beyond Point Cloud

1 code implementation • 25 Apr 2021 • Jinlai Zhang, Lyujie Chen, Binbin Liu, Bo Ouyang, Qizhi Xie, Jihong Zhu, Weiming Li, Yanmei Meng

In order to take advantage of the most effective gradient-based attack, a differentiable sample module that back-propagate the gradient of point cloud to mesh is introduced.

Adversarial Attack

The art of defense: letting networks fool the attacker

1 code implementation • 7 Apr 2021 • Jinlai Zhang, Binbin Liu, Lyvjie Chen, Bo Ouyang, Jihong Zhu, Minchi Kuang, Houqing Wang, Yanmei Meng

Some deep neural networks are invariant to some input transformations, such as Pointnet is permutation invariant to the input point cloud.

PointCutMix: Regularization Strategy for Point Cloud Classification

2 code implementations • 5 Jan 2021 • Jinlai Zhang, Lyujie Chen, Bo Ouyang, Binbin Liu, Jihong Zhu, Yujing Chen, Yanmei Meng, Danfeng Wu

As 3D point cloud analysis has received increasing attention, the insufficient scale of point cloud datasets and the weak generalization ability of networks become prominent.

3D Point Cloud Classification Classification +2

Artificial intelligence empowered multi-AGVs in manufacturing systems

no code implementations • 8 Sep 2019 • Dong Li, Bo Ouyang, Duanpo Wu, Yaonan Wang

AGVs are driverless robotic vehicles that picks up and delivers materials.