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Temporal-spectral correlation dynamics of Raman random fiber laser
《Science China(Information Sciences)》2025年第4期162-172,共11页Longqun NI Yifei QI Xingyu BAO Jing ZHANG Pan WANG Han WU Zinan WANG 
supported by National Natural Science Foundation of China(Grant Nos.62435002,62075030);Ministry of Science and Technology of China(Grant No.DL2023167001L);Sichuan Science and Technology Program(Grant No.2023YFSY0058);111 Project(Grant No.B14039)。
Raman random fiber laser(RRFL)possesses rich physical properties of spectral,temporal,and spatial domains due to its unique feedback mechanism and complex nonlinear effects.Characterizing and controlling the microscop...
关键词：random fiber laser microscopic characteristics temporal-spectral correlation random spikes nonlinear optics 
Leapfrogging Sycamore:harnessing 1432 GPUs for 7×faster quantum random circuit sampling
《National Science Review》2025年第3期101-108,共8页Xian-He Zhao Han-Sen Zhong Feng Pan Zi-Han Chen Rong Fu Zhongling Su Xiaotong Xie Chaoxing Zhao Pan Zhang Wanli Ouyang Chao-Yang Lu Jian-Wei Pan Ming-Cheng Chen 
supported by the Shanghai Artificial Intelligence Laboratory,the National Natural Science Foundation of China(12322415);the Innovation Program for Quantum Science and Technology(2021ZD0301400 and 2021ZD0300200);the National Key R&D Program of China(2022ZD0160201);supported by The New Cornerstone Science Foundation.
Random quantum circuit sampling serves as a benchmark to demonstrate quantum computational advantage.Recent progress in classical algorithms,especially those based on tensor network methods,has significantly reduced t...
关键词：quantum advantage quantum random circuit sampling tensor network parallel computing 
Likelihood-based modified Kalman filter for estimating vehicle lateral states with random measurement delay
《Science China(Technological Sciences)》2025年第3期310-318,共9页Chao YANG Ruixin ZHANG Weida WANG Yuhang ZHANG Jiayi FANG Qi WANG Shouwen YAO 
supported by the National Natural Science Foundation of China(Grant No.52394262)。
Accurate lateral state estimation is crucial for ensuring the stability and safety of vehicles.The Kalman filter is widely utilized to estimate the lateral state of vehicles.However,vehicle state measurement suffers f...
关键词：measurement delay Kalman filter parameter identification likelihood estimation 
Impact of the chaotic semiconductor laser output power on time-delay-signature of chaos and random bit generation
《Chinese Physics B》2025年第3期325-330,共6页Chenpeng Xue Xu Wang Likai Zheng Haoyu Zhang Yanhua Hong Zuxing Zhang 
Project supported in part by the National Natural Science Foundation of China(Grant Nos.62005129 and 62175116)。
We experimentally analyze the effect of the optical power on the time delay signature identification and the random bit generation in chaotic semiconductor laser with optical feedback.Due to the inevitable noise durin...
关键词：CHAOS time delay signature entropy estimation random bit generation 
Effects of spatial heterogeneity on pseudo-static stability of coal mine overburden dump slope,using random limit equilibrium and random finite element methods:A comparative study
《Earthquake Engineering and Engineering Vibration》2025年第1期83-99,共17页Madhumita Mohanty Rajib Sarkar Sarat Kumar Das 
the financial support provided by MHRD,Govt.of India;Coal India Limited for providing financial assistance for the research(Project No.CIL/R&D/01/73/2021);the partial financial support provided by the Ministry of Education,Government of India,under SPARC project(Project No.P1207)。
Sudden and unforeseen seismic failures of coal mine overburden(OB)dump slopes interrupt mining operations,cause loss of lives and delay the production of coal.Consideration of the spatial heterogeneity of OB dump mate...
关键词：coal mine overburden dump slope random limit equilibrium method random finite element method seismic slope stability spatial heterogeneity 
浅谈JavaScript语言中随机数函数的教学设计探讨
《微型计算机》2025年第2期235-237,共3页李芙蓉 
武汉城市职业学院2022年度校级教学研究项目“课程思政视域下的程序设计基础课程教学改革研究”(项目编号JY202212);武汉市职业教育与成人教育协会武汉开放大学2024年度开放教育科研课题“终身学习背景下职业教育与开放教育融合发展研究”(项目编号2024—19Y)。
“JavaScript程序设计”是计算机应用专业的专业必修课,是一门关于Web前端的专业核心课程,而随机数函数是JavaScript中最重要的函数。本文在随机数函数教学中以“仿体彩6+1”为例,基于学生认知,设置任务驱动,由简单任务入门,任务难度层...
关键词：JAVASCRIPT Math对象 随机数函数 RANDOM 
Novel method for selecting the regions of interest in hyperspectral images of apples with random poses on the sorting line
《International Journal of Agricultural and Biological Engineering》2025年第1期199-207,共9页Kangkang Qi Wenbin Wu Shuai Wang Yuanjie Mu Qian Song Fengyun Wang Yangyang Fan Wenjie Feng Rui Li Longsheng Fu 
financially supported by Shandong Provincial Natural Science Foundation,China(Grant No.ZR2022MC067);the National Key R&D Program of China(Grant No.2021YFB3901303);the Key R&D Program of Shandong Province,China(Grant No.2022 CXGC010610);the Agricultural Scientific and Technological Innovation Project of Shandong Academy of Agricultural Sciences,China(Grant No.CXGC2023D02);the Special International Cooperation Program of Shandong Academy of Agricultural Sciences,China(Grant No.CXGC2023G24).
Recent approaches to the internal quality inspection of apples with the application of hyperspectral imaging technology are highly cost-intensive because of labor involvement for the data collection on a fixed posture...
关键词：APPLE hyperspectral imaging nondestructive detection region of interest sugar content 
Random Coefficient-Moving Product Based Wireless Key Generation
《China Communications》2025年第2期199-212,共14页Lu Xinjin Lei Jing Li Wei 
supported in part by the National Natural Science Foundation of China(Numbers 62171445,62471477 and 62201592).
The physical layer key generation technique provides an efficient method,which utilizes the natural dynamics of wireless channel.However,there are some extremely challenging security scenarios such as static or quasi-...
关键词：moving product random coefficient static environment wireless key generation 
ISOPERIMETRIC INEQUALITIES FOR INTEGRAL GEOMETRIC INVARIANTS OF RANDOM LINES
《Acta Mathematica Scientia》2025年第1期189-199,共11页Gaoyong ZHANG 
supported,in part,by the NSF Grant DMS-2005875.
Isoperimetric type inequalities for integral geometric invariants of random lines in the Euclidean space are shown.Entropy inequalities of probability densities on the affine Grassmann manifold of lines are given.
关键词：isoperimetric inequality convex body random points random lines chord integral Riesz potential ENTROPY 
On equidistribution theorems for multi-sequences of holomorphic line bundles
《Science China Mathematics》2025年第2期285-298,共14页Manli Liu Weixiong Mai Guokuan Shao 
supported by National Natural Science Foundation of China(Grant No.12301095);supported by National Natural Science Foundation of China(Grant No.11901594);supported by National Natural Science Foundation of China(Grant No.12001549);Topics on Basic and Applied Basics Research of Guangzhou in 2023(Grant No.2023A04J0648);Faculty Research Grants Program of the Macao University of Science and Technology(Grant No.FRG-22-076-MCMS);the Science and Technology Development Fund,Macao Special Administrative Region(Grant Nos.0133/2022/A and 0022/2023/ITP1);the Fundamental Research Funds for the Central Universities,Sun Yat-sen University(Grant Nos.22qntd2901 and 23lgbj026)。
Given several sequences of Hermitian holomorphic line bundles{(L_(kp),h_(kp))}_(p=1)^(∞),we establish the distribution of common zeros of random holomorphic sections of Lkp with respect to singular measures.We also s...
关键词：EQUIDISTRIBUTION random holomorphic section pseudo-effective line bundle current 
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