|
|
|
|
|
Xi Lyu, Yushan Sun, Lifeng Wang, Jiehui Tan and Liwen Zhang
This study aims to solve the problems of sparse reward, single policy, and poor environmental adaptability in the local motion planning task of autonomous underwater vehicles (AUVs). We propose a two-layer deep deterministic policy gradient algorithm-bas...
ver más
|
|
|
|
|
|
|
|
|
|
|
Fengquan Wu, Qiuxiang Tang, Lizhen Zhang, Jianping Cui, Liwen Tian, Rensong Guo, Liang Wang, Baiqing Chen, Na Zhang, Saif Ali, Tao Lin and Pingan Jiang
|
|
|
|
|
|
|
|
|
|
|
Weiqiang Wang, Liwen Huang, Kezhong Liu, Xiaolie Wu and Jingyao Wang
It is crucial to develop a COLREGs-compliant intelligent collision avoidance system for the safety of unmanned ships during navigation. This paper proposes a collision avoidance decision approach based on the deep reinforcement learning method. A modifie...
ver más
|
|
|
|
|
|
|
|
|
|
|
Biao Li, Liwen Wang, Zhiwei Xing and Qian Luo
The ever-increasing high density of flights arouses an urgent requirement to improve the effectiveness and performance of ground handling in airport operation. The implementation of coordinated airport decision-making quantifies the ground handling proce...
ver más
|
|
|
|
|
|
|
|
|
|
|
Bing Wang, Yixiong He, Weixuan Hu, Junmin Mou, Liling Li, Ke Zhang and Liwen Huang
A great number of collision accidents can be attributed to incongruous collision-avoidance actions between the give-way vessel and the stand-on vessel in a crossing or overtaking situation. If the give-way vessel does not take appropriate collision-avoid...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ming Gao, Yicun Chen, Liwen Wu and Yangdong Wang
s-
|
|
|
|
|
|
|
|
|
|
|
Bing Ren, Meiyong Liao, Masatomo Sumiya, Jian Huang, Linjun Wang, Yasuo Koide and Liwen Sang
The authors report on a vertical-type visible-blind ultraviolet (UV) Schottky-type photodetector fabricated on a homoepitaxial GaN layer grown on free-standing GaN substrates with a semi-transparent Ni Schottky contact. Owing to the high-quality GaN drif...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xin Li, Jian Wang, Chunyan Liu, Liwen Zhang and Zhengkui Li
|
|
|
|
|
|