Search Results for author: Jihong Zhu

Found 13 papers, 6 papers with code

PointCutMix: Regularization Strategy for Point Cloud Classification

2 code implementations5 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

3D Adversarial Attacks Beyond Point Cloud

1 code implementation25 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 implementation7 Apr 2021 Jinlai Zhang, Yinpeng Dong, Binbin Liu, Bo Ouyang, Jihong Zhu, Minchi Kuang, Houqing Wang, Yanmei Meng

To this end, in this paper, we propose a novel adversarial defense for 3D point cloud classifier that makes full use of the nature of the DNNs.

Adversarial Defense

Boosting 3D Adversarial Attacks with Attacking On Frequency

1 code implementation26 Jan 2022 Binbin Liu, Jinlai Zhang, Lyujie Chen, Jihong Zhu

Deep neural networks (DNNs) have been shown to be vulnerable to adversarial attacks.

Robust Autonomous Landing of UAV in Non-Cooperative Environments based on Dynamic Time Camera-LiDAR Fusion

no code implementations27 Nov 2020 Lyujie Chen, Xiaming Yuan, Yao Xiao, Yiding Zhang, Jihong Zhu

We have conducted extensive autonomous landing experiments in a variety of familiar or completely unknown environments, verifying that our model can adaptively balance the accuracy and speed, and the UAV can robustly select a safe landing site.

Depth Completion

Adaptive Logit Adjustment Loss for Long-Tailed Visual Recognition

no code implementations13 Apr 2021 Yan Zhao, Weicong Chen, Xu Tan, Kai Huang, Jihong Zhu

The adaptive adjusting term is composed of two complementary factors: 1) quantity factor, which pays more attention to tail classes, and 2) difficulty factor, which adaptively pays more attention to hard instances in the training process.

General Classification Semantic Similarity +1

Improving transferability of 3D adversarial attacks with scale and shear transformations

1 code implementation2 Nov 2022 Jinali Zhang, Yinpeng Dong, Jun Zhu, Jihong Zhu, Minchi Kuang, Xiaming Yuan

Extensive experiments show that the SS attack proposed in this paper can be seamlessly combined with the existing state-of-the-art (SOTA) 3D point cloud attack methods to form more powerful attack methods, and the SS attack improves the transferability over 3. 6 times compare to the baseline.

DASTSiam: Spatio-Temporal Fusion and Discriminative Augmentation for Improved Siamese Tracking

no code implementations22 Jan 2023 YuCheng Huang, Eksan Firkat, Ziwang Xiao, Jihong Zhu, Askar Hamdulla

Tracking tasks based on deep neural networks have greatly improved with the emergence of Siamese trackers.

Robotic Fabric Flattening with Wrinkle Direction Detection

no code implementations8 Mar 2023 Yulei Qiu, Jihong Zhu, Cosimo Della Santina, Michael Gienger, Jens Kober

Deformable Object Manipulation (DOM) is an important field of research as it contributes to practical tasks such as automatic cloth handling, cable routing, surgical operation, etc.

Deformable Object Manipulation

DexDLO: Learning Goal-Conditioned Dexterous Policy for Dynamic Manipulation of Deformable Linear Objects

no code implementations23 Dec 2023 Sun Zhaole, Jihong Zhu, Robert B. Fisher

We present DexDLO, a model-free framework that learns dexterous dynamic manipulation policies for deformable linear objects with a fixed-base dexterous hand in an end-to-end way.

Position

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