A Semi-Analytical Approach for State-Space Electromagnetic Transient Simulation by Min Xiong, Kaiyang Huang, Yang Liu, Rui Yao, Kai Sun, Feng Qiu

“…The approach also addresses switches during large time steps by using a limit violation detection algorithm with a binary search-enhanced quadratic interpolation. …”
Get full text

Control of Limit Cycle Oscillation in a Three Degrees of Freedom Airfoil Section Using Fuzzy Takagi-Sugeno Modeling by Douglas Domingues Bueno, Luiz Carlos Sandoval Góes, Paulo José Paupitz Gonçalves

“…Time simulations with different initial conditions are performed using a modified Runge-Kutta algorithm to compare the system with and without control forces. …”
Get full text

Spectral analysis of rotor current of induction motor as indicator of its effectiveness by V. L. Kodkin, A. S. Anikin, A. A. Baldenkov

“…These experiments demonstrating the operation of the drive at low loads corresponding to a slip of 3%, with a load close to the nominal corresponding slip of 8-10%, convincingly demonstrated that the torque generation algorithm implemented in standard frequency inverters (for example, ATV, Schneider Electric) is not the most effective, at the same time, a constructive solution is proposed that improves the dynamics of the drive by almost half, making it close to the dynamics of permanent magnet motors. …”
Get full text

Parameterization-based trajectory planning for an 8-DOF manipulator with multiple constraints by Ziwu Ren, Zhongyuan Wang, Xiaohan Liu, Rui Lin

“…Then teaching–learning-based optimization (TLBO) algorithm is employed to search for the redundant parameters to generate an optimal trajectory. …”
Get full text

Parallel Integral Equation-Based Nonoverlapping DDM for Solving Challenging Electromagnetic Scattering Problems of Two Thousand Wavelengths by Qin Su, Yingyu Liu, Xunwang Zhao, Zongjing Gu, Chang Zhai, Zhongchao Lin, Weijun Wu

“…A parallel multilevel fast multipole algorithm (MLFMA) is extended to accelerate matrix-vector multiplications of subdomains as well as the coupling between them, and the coupling between different subdomains is computed in the manner of near field to avoid the storage of the mutual impedance. …”
Get full text

Low‐rank and sparse reconstruction for fast diffusion nuclear magnetic resonance spectroscopy by Di Guo, Jiaying Zhan, Yirong Zhou, Zhangren Tu, Zifei Zhang, Zhong Chen, Xiaobo Qu

“…The authors introduce the low‐rank constraint as an effective remedy to remove these artefacts and derive a fast algorithm to solve the reconstruction problem. Results on both synthetic and realistic DOSY spectra show that a better spectrum and more accurate diffusion coefficients can be achieved.…”
Get full text

A Real-Time Optical Tracking and Measurement Processing System for Flying Targets by Pengyu Guo, Shaowen Ding, Hongliang Zhang, Xiaohu Zhang

“…This paper first designed and realized a distributed image interpretation and measurement processing system to achieve resource centralized management, multisite simultaneous interpretation and adaptive estimation algorithm selection; then proposed a real-time interpretation method which contains automatic foreground detection, online target tracking, multiple features location, and human guidance. …”
Get full text

Optimization and Design of Wideband Antenna Based on Q Factor by Han Liu, Chengyou Yin, Weidong Gao, Yulong Sun

“…Firstly, the volume-surface integral equations (VSIEs) and self-adaptive differential evolution algorithm (DEA) are introduced as the basic theories to optimize antennas. …”
Get full text

Research on an Aerial Docking Strategy for Meta-UAVs Using Aerodynamic Data Surrogate Models by Kangwen Sun, Yixiang Gao, Zhiyao Wang, Haoquan Liang, Chenxuan Zhao, Xinzhe Ji

“…Optimization of the docking process, focusing on impulse and moment of impulse, is achieved using a greedy algorithm. The results show a reduction in drag impulse and rolling moment by 10.89% and 15.76%, respectively, thereby easing the burden on the control system of UAVs.…”
Get full text

Research on Dry Coupling Technology in the Ultrasonic Non-Destructive Testing of Concrete by Jun Li, Zeyu Chen

“…By combining an array imaging system with a total focusing algorithm, this study not only significantly enhances the convenience and signal-to-noise ratio (SNR) of concrete ultrasonic imaging, but also opens new pathways for ultrasonic NDT technology in concrete.…”
Get full text

Salt and Pepper Noise Removal with Noise Detection and a Patch-Based Sparse Representation by Di Guo, Xiaobo Qu, Xiaofeng Du, Keshou Wu, Xuhui Chen

“…An alternating direction minimization algorithm is derived to solve the regularization model. …”
Get full text

Intelligent Management of Air Traffic Flow Based on Intelligent Motion Coordinate Data Model by Junhao Liu, Qing Cheng, Yuanji Wang, Changqi Yang, Rui Zhou, Xinping Zhu, Di Yao, Junjie Zhou, Yaqian Du, Shanshan Yang

“…To adapt to the intelligent management of traffic flow in modern aviation, this study improves the algorithm according to the data exercise method and establishes the mathematical model and vector model of intelligent motion coordinates. …”
Get full text

Balance evaluation system using wearable IMU sensing by Tiantian Wang, Minghui Liu, Benkun Bao, Senhao Zhang, Liuxin Yang, Hongbo Yang, Kai Guo, Dianhuai Meng

“…Together with the random forest algorithm, our classification method achieved classification results with accuracy, recall, precision, f1-score, and specificity scores above 95%, This study provides a more portable and highly accurate tool for assessing balance ability.…”
Get full text

Modeling and Simulation of Complex Network Attributes on Coordinating Large Multiagent System by Yang Xu, Xiang Li, Ming Liu

“…We have theoretically analyzed that the characters of complex network make a significant difference with both random and intelligent coordination strategies, which may contribute to future multiagent algorithm design.…”
Get full text

Satisfaction-Based Multiobjective Optimization of the Design of a 65 GHz Millimeter-Wave Connector by Xiang Li, Lijun Tong, Zheng Kong, Wenju Lu, Qian Xie

“…The model is optimized by innovatively using the multiobjective chaotic optimization algorithm in microwave finite-element simulations. …”
Get full text

On Stability of Multi-Valued Nonlinear Feedback Shift Registers by Haiyan Wang, Qiuzhen Lin, Jianyong Chen, Jianqiang Li, Jianghua Zhong, Dongdai Lin, Jia Wang, Lijia Ma

“…Based on its logic network representation, some sufficient and necessary conditions are provided for globally (locally) stable multi-valued NFSRs, explicit forms are given for the set of basins, and the algorithm for obtaining the set of basins is provided as well. …”
Get full text

The Holling Type II Population Model Subjected to Rapid Random Attacks of Predator by Jevgeņijs Carkovs, Jolanta Goldšteine, Kārlis Šadurskis

“…We propose a stochastic approximation algorithm for quantitative analysis of the above model based on the probabilistic limit theorem. …”
Get full text

Upper Bound on the Bit Error Probability of Systematic Binary Linear Codes via Their Weight Spectra by Jia Liu, Mingyu Zhang, Chaoyong Wang, Rongjun Chen, Xiaofeng An, Yufei Wang

“…The proposed bound on the bit error probability is derived with the framework of Gallager’s first bounding technique (GFBT), where the Gallager region is defined to be an irregular high-dimensional geometry by using a list decoding algorithm. The proposed bound on the bit error probability requires only the knowledge of weight spectra, which is helpful when the input-output weight enumerating function (IOWEF) is not available. …”
Get full text

Adjusting U-Net for the aortic abdominal aneurysm CT segmentation case by R.U. Epifanov, N.A. Nikitin, A.A. Rabtsun, L.N. Kurdyukov, A.A. Karpenko, R.I. Mullyadzhanov

“…We explored different augmentation styles and showed the importance of applying intensity augmentation style to improve segmentation algorithm robustness in conditions of clinical data diversity. …”
Get full text

A Multi-Robot Collaborative Exploration Method Based on Deep Reinforcement Learning and Knowledge Distillation by Rui Wang, Ming Lyu, Jie Zhang

“…To this end, we propose to view the robot team as an agent and obtain a policy network that can be centrally executed by training with an improved SAC deep reinforcement learning algorithm. In addition, we transform the obtained policy network into distributed networks that can be adapted to communication-constrained scenarios using knowledge distillation. …”
Get full text