Shifted Autoencoders for Point Annotation Restoration in Object Counting

no code implementations • 12 Dec 2023 • Yuda Zou, Xin Xiao, Peilin Zhou, Zhichao Sun, Bo Du, Yongchao Xu

Object counting typically uses 2D point annotations.

General Knowledge Object +1

Dual Structure-Aware Image Filterings for Semi-supervised Medical Image Segmentation

no code implementations • 12 Dec 2023 • Yuliang Gu, Zhichao Sun, Tian Chen, Xin Xiao, Yepeng Liu, Yongchao Xu, Laurent Najman

In this paper, we propose novel dual structure-aware image filterings (DSAIF) as the image-level variations for semi-supervised medical image segmentation.

Image Segmentation Segmentation +2

CaSAR: Contact-aware Skeletal Action Recognition

no code implementations • 17 Sep 2023 • Junan Lin, Zhichao Sun, Enjie Cao, Taein Kwon, Mahdi Rad, Marc Pollefeys

Skeletal Action recognition from an egocentric view is important for applications such as interfaces in AR/VR glasses and human-robot interaction, where the device has limited resources.

Action Recognition

System Design and Analysis for Energy-Efficient Passive UAV Radar Imaging System using Illuminators of Opportunity

no code implementations • 1 Oct 2020 • Zhichao Sun, Junjie Wu, Gary G. Yen, Hang Ren, Hongyang An, Jianyu Yang

Then, a set of mission performance evaluators is established to quantitatively assess the capability of the system in a comprehensive manner, including UAV navigation, passive SAR imaging and communication.