no code implementations • 8 Jul 2024 • Jinpeng Xu, Lin Bai, Xin Xie, Lin Zhou
To characterize the theoretical benchmark of the above model, we formulate a weighted multi-objective optimization problem to maximize the average of secret and covert transmission rates subject to constraints SOP, DEP, the beamformers of Bob and Carlo, and UAV trajectory parameters.
no code implementations • 3 Jan 2024 • Lin Bai, Caiyan Jia, Ziying Song, Chaoqun Cui
Moreover, these methods usually only extract visual features in a basic manner, seldom consider tampering or textual information in images.
no code implementations • ICCV 2023 • Ziying Song, Haiyue Wei, Lin Bai, Lei Yang, Caiyan Jia
Through the projection calibration between the image and point cloud, we project the nearest neighbors of point cloud features onto the image features.
no code implementations • 3 Jan 2023 • Yandong Shi, Lixiang Lian, Yuanming Shi, Zixin Wang, Yong Zhou, Liqun Fu, Lin Bai, Jun Zhang, Wei zhang
The sixth generation (6G) wireless systems are envisioned to enable the paradigm shift from "connected things" to "connected intelligence", featured by ultra high density, large-scale, dynamic heterogeneity, diversified functional requirements and machine learning capabilities, which leads to a growing need for highly efficient intelligent algorithms.
no code implementations • 6 Sep 2022 • Omid Ghorbanzadeh, Yonghao Xu, Hengwei Zhao, Junjue Wang, Yanfei Zhong, Dong Zhao, Qi Zang, Shuang Wang, Fahong Zhang, Yilei Shi, Xiao Xiang Zhu, Lin Bai, Weile Li, Weihang Peng, Pedram Ghamisi
The objective of the competition is to automatically detect landslides based on large-scale multiple sources of satellite imagery collected globally.
no code implementations • 12 Jul 2022 • Lin Bai, Yiming Zhao, Xinming Huang
In this system, a FPGA-based deep learning accelerator core (DPU) is placed next to the LiDAR sensor, to perform point cloud pre-processing and segmentation neural network.
1 code implementation • 8 Sep 2021 • Yiming Zhao, Lin Bai, Xinming Huang
In this paper, we propose a new projection-based LiDAR semantic segmentation pipeline that consists of a novel network structure and an efficient post-processing step.
LIDAR Semantic Segmentation Robust 3D Semantic Segmentation +1
no code implementations • 4 May 2021 • Lin Bai, Yiming Zhao, Xinming Huang
Light Detection And Ranging (LiDAR) has been widely used in autonomous vehicles for perception and localization.
1 code implementation • 17 Apr 2021 • Yiming Zhao, Lin Bai, Ziming Zhang, Xinming Huang
Therefore, it is assumed those pixels share the same surface with the nearest LiDAR point, and their respective depth can be estimated as the nearest LiDAR depth value plus a residual error.
no code implementations • 25 Sep 2020 • Lin Bai
To further mitigate the effect of height differences among LEDs on localization accuracy, we then propose a correction algorithm of V-P4L based on the LLS method and a simple optimization method.
1 code implementation • 5 Jul 2020 • Lin Bai, Yiming Zhao, Mahdi Elhousni, Xinming Huang
In this paper, a light-weight network is proposed for the task of LiDAR point cloud depth completion.
1 code implementation • 13 Jun 2020 • Lin Bai, Yecheng Lyu, Xinming Huang
In order to reach real-time process speed, a light-weight, high-throughput CNN architecture namely RoadNet-RT is proposed for road segmentation in this paper.
no code implementations • 29 May 2020 • Lin Bai, Yecheng Lyu, Xinming Huang
In this paper, a scalable neural network hardware architecture for image segmentation is proposed.
no code implementations • 29 May 2020 • Lin Bai, Yecheng Lyu, Xin Xu, Xinming Huang
LiDAR sensors have been widely used in many autonomous vehicle modalities, such as perception, mapping, and localization.
no code implementations • 21 May 2020 • Lin Bai, Yang Yang, Chunyan Feng, Caili Guo
The basic idea of R-P3P is to joint visual and strength information to estimate the receiver position using 3 LEDs regardless of the LEDs' orientations.
no code implementations • 9 May 2020 • Weicong Chen, Lin Bai, Wankai Tang, Shi Jin, Wei Xiang Jiang, Tie Jun Cui
The existing phase shifter models adopted for reconfigurable intelligent surfaces (RISs) have ignored the electromagnetic (EM) waves propagation behavior, thus cannot reveal practical effects of RIS on wireless communication systems.
no code implementations • 3 Sep 2018 • Lin Bai, Yiming Zhao, Xinming Huang
The state-of-the-art CNNs, such as MobileNetV2 and Xception, adopt depthwise separable convolution to replace the standard convolution for embedded platforms.
2 code implementations • 10 Aug 2018 • Yecheng Lyu, Lin Bai, Xinming Huang
In automated driving systems (ADS) and advanced driver-assistance systems (ADAS), an efficient road segmentation is necessary to perceive the drivable region and build an occupancy map for path planning.
no code implementations • 10 Aug 2018 • Yecheng Lyu, Lin Bai, Xinming Huang
This paper presents a field-programmable gate array (FPGA) design of a segmentation algorithm based on convolutional neural network (CNN) that can process light detection and ranging (LiDAR) data in real-time.
no code implementations • 20 Apr 2018 • Shuangtao Li, Yuanke Chen, Yanlin Peng, Lin Bai
We show that the features learned by neural networks are not robust, and find that the robustness of the learned features is closely related to the resistance against adversarial examples of neural networks.
no code implementations • 7 Nov 2017 • Yecheng Lyu, Lin Bai, Xinming Huang
In this work, a convolutional neural network model is proposed and trained to perform semantic segmentation using the LiDAR sensor data.
Robotics