Results 21 to 30 of about 76,472 (118)

Lithium-Ion Polymer Battery for 12-Voltage Applications: Experiment, Modelling, and Validation

Energies, 2020
Modelling, simulation, and validation of the 12-volt battery pack using a 20 Ah lithium−nickel−manganese−cobalt−oxide cell is presented in this paper.
Yiqun Liu, Y. Gene Liao, Ming-Chia Lai
doaj   +1 more source

Asymmetric S-Curve Velocity Control for Smooth Obstacle-Avoidance Trajectory Execution in Stepper-Motor-Driven Selective Compliance Assembly Robot Arms

Machines
Stepper-motor-driven Selective Compliance Assembly Robot Arms are susceptible to motion control challenges under short-stroke and high-frequency start–stop conditions, including high sensitivity to pulse timing, difficulty in multi-joint coordination ...
Qihui Guo, Maksim A. Grigorev, Zihan Zhang, Ivan Kholodilin, Victor Kushnarev, Dmitry Khriukin, Nikita Maksimov   +6 more
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A Novel BBO Algorithm Based on Local Search and Nonuniform Variation for Iris Classification

Complexity, 2021
In order to improve the iris classification rate, a novel biogeography-based optimization algorithm (NBBO) based on local search and nonuniform variation was proposed in this paper.
Lisheng Wei, Ning Wang, Huacai Lu
doaj   +1 more source

Calibration of the omnidirectional vision system for robotics sorting system

Scientific Reports
Sorting objects is a relevant field in the robotics direction and includes a complex approach in order to meet the objectives. The important part of this system is a vision system.
Ivan Kholodilin, Zihan Zhang, Qihui Guo, Maksim Grigorev   +3 more
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Integrated Mathematical Modelling of a Robot Manipulator Control System Using ANSYS and MATLAB Simulink for Accurate Dynamic Response Prediction

Applied Sciences
As robotic manipulators evolve toward lightweight and long-link structures, flexibility increasingly affects dynamic response and trajectory tracking accuracy.
Chenfei Wen, Maksim A. Grigorev, Victor Kushnarev, Siyuan Zhang, Ivan Kholodilin   +4 more
doaj   +1 more source

Influence of wheel rotation resistance on oscillatory phenomena in steering drive of electric bus with electromechanical amplifier

Transport Technologies, 2023
Steering systems with an electromechanical amplifier (EMA) are a modern design solution compared to hydraulic and electro-hydraulic steering systems. Hydraulic steering amplifiers are used in the steering drives of modern trolleybuses and electric buses.
Bohdan Kindratskyy, Roman Litvin
doaj   +1 more source

Enhanced Quantum-Inspired Deep Learning with Multi-Head Attention and Contrastive Learning for Text-Based Dialogue Sentiment Classification

Big Data and Cognitive Computing
This study introduces the Quantum-inspired Pretrained Feature Embedding (ImprovedQPFE) model, a framework for dialogue sentiment classification. ImprovedQPFE integrates phase-pretrained complex embeddings, a bidirectional complex-valued GRU, a quantum ...
Fumin Zou, Lei Zou, Feng Guo, Xunhuang Wang, Jianqing Weng, Tao Fang, Haocai Jiang, Xueming Wu   +7 more
doaj   +1 more source

Night target detection algorithm based on improved YOLOv7

Scientific Reports
Aiming at the problems of error detection and missing detection in night target detection, this paper proposes a night target detection algorithm based on YOLOv7(You Only Look Once v7). The algorithm proposed in this paper preprocesses images by means of
Zheng Bowen, Lu Huacai, Zhu Shengbo, Chen Xinqiang, Xing Hongwei   +4 more
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Nano-GICP tightly-coupled LIO SLAM with graph optimization

Complex & Intelligent Systems
Simultaneous Localisation and Mapping (SLAM) stands as a pivotal technology for large-scale positioning and map construction. During mapping operations in expansive environments, mobile robots incur inherent motion errors alongside point cloud overlaps ...
Qingyong Zhang, Zhennan Lin, Ruilin Dong, Qunxiong Zheng, Chengye Lin   +4 more
doaj   +1 more source

ST-MAFNet: Spatio-Temporal Multi-Scale Adaptive Fusion Network for Traffic Forecasting

AI
Accurate traffic flow prediction is fundamental to Intelligent Transportation Systems (ITSs), critical for transportation management and logistics.
Feng Guo, Xunhuang Wang, Fumin Zou, Lei Zou, Tao Fang, Xueming Wu, Haocai Jiang, Jianqing Weng   +7 more
doaj   +1 more source