A RIS-Based Passive DOA Estimation Method for Integrated Sensing and Communication System

1 code implementation • 25 Apr 2022 • Zhimin Chen, Peng Chen, Ziyu Guo, Xianbin Wang

To improve the DOA estimation, a novel atomic norm-based method is proposed to remove the interference signals by the sparse reconstruction.

MonoDETR: Depth-aware Transformer for Monocular 3D Object Detection

1 code implementation • 24 Mar 2022 • Renrui Zhang, Han Qiu, Tai Wang, Xuanzhuo Xu, Ziyu Guo, Yu Qiao, Peng Gao, Hongsheng Li

In this paper, we introduce a simple framework for Monocular DEtection with depth-aware TRansformer, named MonoDETR.

Autonomous Driving Monocular 3D Object Detection

Reconfigurable Intelligent Surface Aided Sparse DOA Estimation Method With Non-ULA

no code implementations • 19 Mar 2022 • Peng Chen, Zihan Yang, Zhimin Chen, Ziyu Guo

The direction of arrival (DOA) estimation problem is addressed in this letter.

PointCLIP: Point Cloud Understanding by CLIP

2 code implementations • 4 Dec 2021 • Renrui Zhang, Ziyu Guo, Wei zhang, Kunchang Li, Xupeng Miao, Bin Cui, Yu Qiao, Peng Gao, Hongsheng Li

On top of that, we design an inter-view adapter to better extract the global feature and adaptively fuse the few-shot knowledge learned from 3D into CLIP pre-trained in 2D.

Few-Shot Learning Transfer Learning

DSPoint: Dual-scale Point Cloud Recognition with High-frequency Fusion

1 code implementation • 19 Nov 2021 • Renrui Zhang, Ziyao Zeng, Ziyu Guo, Xinben Gao, Kexue Fu, Jianbo Shi

We reverse the conventional design of applying convolution on voxels and attention to points.

3D Part Segmentation 3D Point Cloud Classification +2

Improved Heatmap-based Landmark Detection

no code implementations • 12 Oct 2021 • Huifeng Yao, Ziyu Guo, Yatao Zhang, Xiaomeng Li

This paper proposes a landmark detection network for detecting sutures in endoscopic pictures, which solves the problem of a variable number of suture points in the images.