云南高校图书馆联盟文献共享服务平台- Q-VALUE

Q-VALUE: 作品数：28被引量：21H指数：2; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：曹明肖建龙罗铸楷朱云飞杨翠平更多>>; 相关机构：湘潭大学中国一重天津重型装备工程研究有限公司温州医学院附属眼视光医院中国科学院大学更多>>; 相关期刊：《Journal of Rock Mechanics and Geotechnical Engineering》《Annual Report of China Institute of Atomic Energy》《大型铸锻件》《CT理论与应用研究（中英文）》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划湖南省自然科学基金地震科学联合基金更多>>

Q‑value customized versus wavefront‑optimized ablation in femtosecond laser‑assisted LASIK for myopia and myopic astigmatism:a prospective contralateral comparative study: 《Eye and Vision》2024年第6期20-32,共13页Magdi Mohammad Mostafa Hazem Abdelmotaal Khaled Abdelazeem Islam Goda Mahmoud Abdel‑Radi; Background:Corneal refractive surgery for myopia results in an oblate shift with increased postoperative aberrations inversely affecting the quality of vision.Aspheric ablation profiles have been introduced to minimiz...; 关键词：Custom Q Wavefront-optimized Corneal asphericity Q-VALUE

Robust Offline Actor-Critic With On-policy Regularized Policy Evaluation: 《IEEE/CAA Journal of Automatica Sinica》2024年第12期2497-2511,共15页Shuo Cao Xuesong Wang Yuhu Cheng; supported in part by the National Natural Science Foundation of China(62176259,62373364);the Key Research and Development Program of Jiangsu Province(BE2022095)。; To alleviate the extrapolation error and instability inherent in Q-function directly learned by off-policy Q-learning(QL-style)on static datasets,this article utilizes the on-policy state-action-reward-state-action(SA...; 关键词：Offline reinforcement learning off-policy QL-style on-policy SARSA-style policy evaluation(PE) Q-value estimation

Improved Double Deep Q Network Algorithm Based on Average Q-Value Estimation and Reward Redistribution for Robot Path Planning: 《Computers, Materials & Continua》2024年第11期2769-2790,共22页Yameng Yin Lieping Zhang Xiaoxu Shi Yilin Wang Jiansheng Peng Jianchu Zou; funded by National Natural Science Foundation of China(No.62063006);Guangxi Science and Technology Major Program(No.2022AA05002);Key Laboratory of AI and Information Processing(Hechi University),Education Department of Guangxi Zhuang Autonomous Region(No.2022GXZDSY003);Central Leading Local Science and Technology Development Fund Project of Wuzhou(No.202201001).; By integrating deep neural networks with reinforcement learning,the Double Deep Q Network(DDQN)algorithm overcomes the limitations of Q-learning in handling continuous spaces and is widely applied in the path planning...; 关键词：Double Deep Q Network path planning average Q-value estimation reward redistribution mechanism reward-prioritized experience selection method

A new monitoring index for ecological vulnerability and its application in the Yellow River Basin,China from 2000 to 2022: 《Journal of Arid Land》2024年第9期1163-1182,共20页GUO Bing XU Mei ZHANG Rui LUO Wei; funded by the National Natural Science Foundation of China(42471329,42101306,42301102);the Natural Science Foundation of Shandong Province(ZR2021MD047);the Scientific Innovation Project for Young Scientists in Shandong Provincial Universities(2022KJ224);the Gansu Youth Science and Technology Fund Program(24JRRA100).; The ecological environment of the Yellow River Basin has become more fragile under the combined action of natural and manmade activities.However,the change mechanisms of ecological vulnerability in different sub-regio...; 关键词：ecological vulnerability spatio-temporal pattern gravity center migration trajectory interaction factors geodetector green index Q-VALUE

New measurement of 4^(H)e and proton decays from resonant states in^(19)Ne被引量：2: 《Chinese Physics C》2023年第11期50-56,共7页马凯叶沿林林承键陈家豪王东玺韩家兴贾会明杨磊阳黎升胡梓瑶陈莹蒲伟良李根谭智威黄大湖骆天鹏钟善豪楼建玲杨晓菲李智焕李奇特许金艳杨再宏魏康; Supported by the National Key R&D Program of China(2018YFA0404403,2022YFA1602302);the National Natural Science Foundation of China(11875074,11875073,12235020,12027809,11961141003,U1967201,U2167204,11775004,11775003);the Continuous Basic Scientific Research Project(WDJC-2019-13);the State Key Laboratory of Nuclear Physics and Technology,Peking University(NPT2020KFY10);the Leading Innovation Project(LC192209000701,LC202309000201)。; A^(6)Li(^(16)O,^(19)Ne^(∗))^(3)H multi-nucleon transfer-reaction experiment was performed to populate the highly excited states in^(19)Ne.The subsequent decay particles,^(4)He or protons from the^(19)Ne resonant state...; 关键词：resonant state Q-VALUE branch ratio partial decay width

Preformation probability and kinematics of cluster emission yielding Pb-daughters: 《Chinese Physics C》2023年第7期123-132,共10页Joshua T.Majekodunmi M.Bhuyan K.Anwar N.Abdullah Raj Kumar; Supported by the Fundamental Research Grant Scheme(FRGS/1/2019/STG02/UNIMAP/02/2)from the Ministry of Education Malaysia stipulated with the Institute of Engineering Mathematics(IMK)of the Faculty of Applied and Human Sciences UniMAP as the beholder,Science and Engineering Research Board(SERB,CRG/2021/001229);FOSTECT Project(FOSTECT.2019B.04);FAPESP Project(2017/05660-0); In the present study,the newly established preformation formula is applied for the first time to study the kinematics of the cluster emission from various radioactive nuclei,especially those that decay to the double s...; 关键词：relativistic mean field cluster radioactivity preformation probability decay width and half life recoil energy Q-value of the decay

α-cluster decay from ^(24)Mg resonances produced in the ^(12)C(^(16)O,^(24)Mg)α reaction: 《Chinese Physics C》2023年第1期135-140,共6页王东玺叶沿林林承键陈家豪马凯韩家兴贾会明杨磊阳黎升胡梓瑶陈莹蒲伟良李根谭智威朱宏渝骆天鹏钟善豪黄大湖楼建玲杨晓菲李奇特许金艳杨再宏魏康; Supported by the National Key R&D Program of China (2018YFA0404403);the National Natural Science Foundation of China (11875074, 11875073, 12027809,11961141003, U1967201, 11775004, and 11775003);the Continuous Basic Scientific Research Project (WDJC-2019-13);the State Key Laboratory of Nuclear Physics and Technology,Peking University (NPT2020KFY10)。; A transfer reaction and cluster-decay experiment,12C(16O,24Mg→ α+20Ne)α, was performed at a beam energy of 96 MeV. Both recoil and decay α particles were detected in coincidence, allowing us to deduce the energymo...; 关键词：reaction Q-value transfer reaction cluster decay relative decay width

Survey of deep sub-barrier heavy-ion fusion hindrance phenomenon for positive and negative Q-value systems using the proximity-type potential: 《Chinese Physics C》2021年第12期94-105,共12页R.Gharaei A.Fuji B.Azadegan; A systematic survey of the accurate measurements of heavy-ion fusion cross sections at extreme sub-barrier energies is performed using the coupled-channels(CC)theory that is based on the proximity formalism.This work ...; 关键词：thermal properties of hot nuclei surface energy coefficient proximity formalism fusion hindrance coupled-channels effects

Evaluation of modified adaptive k-means segmentation algorithm被引量：5: 《Computational Visual Media》2019年第4期347-361,共15页Taye Girma Debelee Friedhelm Schwenker Samuel Rahimeto Dereje Yohannes; the Ethiopian Ministry of Education(MoE);the Deutscher Akademischer Auslandsdienst(DAAD)for funding this research work(funding number 57162925).; Segmentation is the act of partitioning an image into different regions by creating boundaries between regions.k-means image segmentation is the simplest prevalent approach.However,the segmentation quality is continge...; 关键词：CLUSTERING MODIFIED ADAPTIVE k-means(MAKM) SEGMENTATION Q-VALUE

Effect of Q-value on Multinucleon Transfer Reactions: 《Annual Report of China Institute of Atomic Energy》2019年第1期83-84,共2页ZHAO Kai; Multinucleon transfer(MNT)reactions have aroused a great interest to produce more neutronrich nuclei around neutron shell closure N=126.The properties of these nuclei are extremely important to explore the production ...; 关键词：CLOSURE VALUE NUCLEON

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