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浏览/检索结果: 共7条，第1-7条 帮助 限定条件 发表日期：2019     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Carrier frequency estimation of communication signals in Alpha stable distribution noise environment 期刊论文 Huazhong Keji Daxue Xuebao (Ziran Kexue Ban)/Journal of Huazhong University of Science and Technology (Natural Science Edition), 2019, 卷号: 47, 期号: 2, 页码: 47-51 作者:  He, Jiai;  Song, Yuxiao;  Chen, Xing 收藏  |  浏览/下载：9/0  |  提交时间：2020/11/14 Carrier communication  Impulse noise  Linear transformations  Mathematical transformations  MATLAB  Signal analysis  Alpha-stable distribution  Carrier frequency estimation  Communication signals  Cyclic spectrum  Nonlinear transforms   Detected text-based image retrieval approach for textual images 期刊论文 IET IMAGE PROCESSING, 2019, 卷号: 13, 页码: 515-521 作者:  Unar, Salahuddin;  Wang, Xingyuan;  Zhang, Chuan;  Wang, Chunpeng 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/02 Content based retrieval  Optical character recognition, Benchmark datasets  Content based image retrieval  Emerging technologies  Geometric properties  Maximally Stable Extremal Regions  Probabilistic language  Research fields  Text-based image retrievals, Mathematical transformations   Passive Acoustic Localization Based on COTS Mobile Devices 会议论文 24th IEEE International Conference on Parallel and Distributed Systems, ICPADS 2018, Singapore, Singapore, 2018-12-11 作者:  Liu, Tao;  Wan, Lei;  Qin, Zhenquan;  Qian, Chen;  Zhou, Xin 收藏  |  浏览/下载：28/0  |  提交时间：2019/12/02 Acoustic generators  Linear programming  Location  Mathematical transformations  mHealth  Mobile computing  Sensor nodes  Structural health monitoring, Acoustic localization  Design and implements  Localization algorithm  Monitoring applications  Precise time protocols  Sound source location  Time synchronization  Wireless sensor network (WSNs), Commercial off-the-shelf   Bearing fault diagnosis based on generalized S transform denoising and convolutional neural network 期刊论文 Lecture Notes in Electrical Engineering, 2019, 卷号: 529, 页码: 425-432 作者:  Liu, W.;  Han, M.;  Chen, L. 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/30 Bearings (structural)  Convolution  Deep learning  Failure analysis  Mathematical transformations  Neural networks  Statistical tests  Bearing fault diagnosis  Convolutional neural network  Convolutional Neural Networks (CNN)  De-noising  Diagnosis methods  Failure information  Generalized S transform  Recognition accuracy  Fault detection   Adaptive actuator failure compensation control for hypersonic vehicle with full state constraints 期刊论文 AEROSPACE SCIENCE AND TECHNOLOGY, 2019, 卷号: 85, 页码: 464-473 作者:  Xi, Yong;  Meng, Yao 收藏  |  浏览/下载：17/0  |  提交时间：2019/12/30 Actuators  Backstepping  Controllers  Hypersonic aerodynamics  Hypersonic vehicles  Hysteresis  Longitudinal control  Mathematical transformations  Adaptive actuator  Adaptive back-stepping  Air-breathing hypersonic vehicles  Backlash-like hysteresis  Command filters  Controller parameter  Nonlinear mappings  State constraints  Adaptive control systems   Three-dimensional optimal path planning for high-altitude solar-powered UAV [高空太阳能无人机三维航迹优化] 期刊论文 Beijing Hangkong Hangtian Daxue Xuebao/Journal of Beijing University of Aeronautics and Astronautics, 2019, 卷号: 45, 页码: 936-943 作者:  Wang, S.;  Ma, D.;  Yang, M.;  Zhang, L. 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/30 Battery management systems  Battery Pack  Charging (batteries)  Constraint satisfaction problems  Mathematical transformations  Nonlinear equations  Nonlinear programming  Optimal control systems  Solar cells  Solar energy  Spectroscopy  Unmanned aerial vehicles (UAV)  Collocation points  Comprehensive utilizations  Constant velocities  Gauss pseudo-spectral methods  Nonlinear programming problem  Optimal control problem  Optimal path planning  Solar-powered  Motion planning   Fixed-time stabilization of general linear systems with input delay 期刊论文 JOURNAL OF THE FRANKLIN INSTITUTE-ENGINEERING AND APPLIED MATHEMATICS, 2019, 卷号: 356, 页码: 4467-4477 作者:  Zuo, Zongyu 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/30 Linear systems  Linear transformations  Stabilization  Control design  Fixed time  Input delays  Original systems  Pre-compensation  Single input  Stabilization control  Mathematical transformations