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作品数：724被引量：1286H指数：14
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Field inversion and machine learning based on the Rubber-Band Spalart-Allmaras Model
《Theoretical & Applied Mechanics Letters》2025年第2期122-130,共9页Chenyu Wu Yufei Zhang 
supported by the National Natural Science Foundation of China(Grant Nos.12388101,12372288,U23A2069,and 92152301).
Machine learning(ML)techniques have emerged as powerful tools for improving the predictive capabilities of Reynolds-averaged Navier-Stokes(RANS)turbulence models in separated flows.This improvement is achieved by leve...
关键词：Turbulence modeling Field inversion Constrained-recalibration Machine learning 
Enhancing Adversarial Example Transferability via Regularized Constrained Feature Layer
《Computers, Materials & Continua》2025年第4期157-175,共19页Xiaoyin Yi Long Chen Jiacheng Huang Ning Yu Qian Huang 
supported by the Intelligent Policing Key Laboratory of Sichuan Province(No.ZNJW2022KFZD002);This work was supported by the Scientific and Technological Research Program of Chongqing Municipal Education Commission(Grant Nos.KJQN202302403,KJQN202303111).
Transfer-based Adversarial Attacks(TAAs)can deceive a victim model even without prior knowledge.This is achieved by leveraging the property of adversarial examples.That is,when generated from a surrogate model,they re...
关键词：Adversarial examples black-box transferability regularized constrained transfer-based adversarial attacks 
Gamma-ray spectral energy resolution calibration based on locally constrained regularization for scintillation detector response:methodology,numerical,and experimental analysis
《Nuclear Science and Techniques》2025年第4期92-104,共13页Guo-Feng Yang Wen-Zheng Peng Dong-Ming Liu Xiao-Long Wu Meng Chen Xiang-Jun Liu 
supported by the National Natural Science Foundation of China(No.41804141)。
Energy resolution calibration is crucial for gamma-ray spectral analysis,as measured using a scintillation detector.A locally constrained regularization method was proposed to determine the resolution calibration para...
关键词：Energy resolution REGULARIZATION Gaussian broadening Spectral analysis Scintillation detector 
Asymptotical event-based input-output constrained boundary control of flexible manipulator agents under a signed digraph
《Science China(Information Sciences)》2025年第4期315-331,共17页Xiangqian YAO Xiangmin XU Wei HE Yu LIU 
supported in part by Key Program of National Natural Science Foundation of China(Grant No.62433011);Guangdong Basic and Applied Basic Research Foundation(Grant No.2021B1515120017)。
This article tackles the boundary event-based bipartite consensus tracking control problem for the flexible manipulator multi-agent network over a signed diagraph.Each follower agent is the flexible manipulator with u...
关键词：flexible-link manipulator input-output constraint EVENT-BASED asymptotical bipartite tracking vibration control 
Data-driven output regulation control for constrained linear systems
《Science China(Information Sciences)》2025年第3期334-349,共16页Chaoyu XIA Yi DONG Chaoli WANG Shengyuan XU 
supported in part by Shanghai Rising-Star Program(Grant No.22QA1409400);National Natural Science Foundation of China(Grant Nos.62073241,62473287);Shanghai Municipal Science and Technology Major Project(Grant No.2021SHZDZX0100);Fundamental Research Funds for the Central Universities(Grant No.08002150223)。
This study introduces a data-driven approach for state and output feedback control addressing the constrained output regulation problem in unknown linear discrete-time systems.Our method ensures effective tracking per...
关键词：output regulation constrained system data-driven. 
Connectome-constrained neural decoding reveals a representational hierarchy from perception to cognition to action
《Science Bulletin》2025年第4期478-482,共5页Yu Zhang Lingzhong Fan Yongfu Hao Alain Dagher Tianzi Jiang Pierre Bellec 
supported by the STI2030-Major Projects(2021ZD0200201,2022ZD0211500);the National Natural Science Foundation of China(62201519,52307259,62327805,and 82151307).
Understanding the neural substrates of human cognition is a central goal of neuroscience research.Modern imaging techniques,such as functional magnetic resonance imaging(fMRI),provide an opportunity to map cognitive f...
关键词：representation alignment CONSTRAINED 
Observer-based event-triggered formation tracking control for second-order multi-agent systems in constrained region
《Science China(Information Sciences)》2025年第2期147-165,共19页Fenglan SUN Zhonghua XU Wei ZHU Jurgen KURTHS 
jointly supported by National Natural Science Foundation of China(Grant No.62373071);Natural Science Foundation of Chongqing,China(Grant Nos.CSTB2023NS CQ-LZX0075,cstc2019jcyj-msxmX0102);Research Program of Chongqing Talent,China(Grant No.cstc2021ycjh-bgzxm0044);2023–2024 Higher Education Science Research Project of Chongqing Higher Education Association(Grant No.cqgj23047C)。
In this paper,an event-triggered time-varying formation tracking control for a class of second-order nonlinear multiagent systems(MAS)operating within a constrained region is investigated.To mitigate the negative effe...
关键词：formation tracking control region constraints repulsive potential function event-triggered mechanism 
Empowering Sentiment Analysis in Resource-Constrained Environments:Leveraging Lightweight Pre-trained Models for Optimal Performance
《Journal of Harbin Institute of Technology(New Series)》2025年第1期76-84,共9页V.Prema V.Elavazhahan 
Sentiment analysis,a cornerstone of natural language processing,has witnessed remarkable advancements driven by deep learning models which demonstrated impressive accuracy in discerning sentiment from text across vari...
关键词：sentiment analysis light weight models resource⁃constrained environment pre⁃trained models 
Enhancing Piezoelectric Output via Constrained Phase Separation on Single Nanofibers:Harnessing Endogenous Triboelectricity
《Journal of Donghua University(English Edition)》2025年第1期12-19,共8页YU Dingming LIU Lifang YU Jianyong SI Yang DING Bin 
National Natural Science Foundation of China(No.52373281);National Energy-Saving and Low-Carbon Materials Production and Application Demonstration Platform Program,China(No.TC220H06N)。
The research,fabrication and development of piezoelectric nanofibrous materials offer effective solutions to the challenges related to energy consumption and non-renewable resources.However,enhancing their electrical ...
关键词：nanofibrous membrane constrained phase separation endogenous triboelectric effect dual-component piezoelectric property 
WALKING THROUGH THE LAND OF SNOW
《China's Tibet》2025年第1期60-65,共6页Yu Minhong(Text/Photos) CTIS(Translated) 
several months had passed since my trip to Xizang.The 21-day trip to Xizang may not seem long,but I had been looking forward to it for many years.I often told myself that my life should be different after I turned 60-...
关键词：packed LOOKING CONSTRAINED 
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