WIDOW

作品数：25被引量：10H指数：2
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AMicroseismic Signal Denoising Algorithm Combining VMD and Wavelet Threshold Denoising Optimized by BWOA
《Computer Modeling in Engineering & Sciences》2024年第10期187-217,共31页Dijun Rao Min Huang Xiuzhi Shi Zhi Yu Zhengxiang He 
funded by the National Natural Science Foundation of China(Grant No.51874350);the National Natural Science Foundation of China(Grant No.52304127);the Fundamental Research Funds for the Central Universities of Central South University(Grant No.2020zzts200);the Science Foundation of the Fuzhou University(Grant No.511229);Fuzhou University Testing Fund of Precious Apparatus(Grant No.2024T040).
The denoising of microseismic signals is a prerequisite for subsequent analysis and research.In this research,a new microseismic signal denoising algorithm called the Black Widow Optimization Algorithm(BWOA)optimized ...
关键词：Variational mode decomposition microseismic signal DENOISING wavelet threshold denoising black widow optimization algorithm 
Modified Black Widow Optimization-Based Enhanced Threshold Energy Detection Technique for Spectrum Sensing in Cognitive Radio Networks
《Computer Modeling in Engineering & Sciences》2024年第3期2339-2356,共18页R.Saravanan R.Muthaiah A.Rajesh 
This study develops an Enhanced Threshold Based Energy Detection approach(ETBED)for spectrum sensing in a cognitive radio network.The threshold identification method is implemented in the received signal at the second...
关键词：Cognitive radio network spectrum sensing noise uncertainty modified black widow optimization algorithm energy detection technique 
Constraining the Orbital Inclination and Companion Properties of Three Black Widow Pulsars Detected by FAST
《Research in Astronomy and Astrophysics》2023年第12期275-282,共8页杜泽昕 俞云伟 A-Ming Chen 王双强 周霞 郑小平 
supported by the National SKA program of China(2020SKA0120300);the National Key R&D Program of China(2021YFA0718500);the National Natural Science Foundation of China(grant Nos.11833003,12033001);the China Postdoctoral Science Foundation(No.2023T160410);the Opening Foundation of Xinjiang Key Laboratory(No.2021D04016)。
Black widows(BWs)are millisecond pulsars ablating their companion stars.The out-flowing material from the companion can block the radio emission of the pulsar,resulting in eclipses.In this paper,we construct a model f...
关键词：(stars:)pulsars individual(PSR B1957+20 PSR J2055+3829 PSR J2051-0827)-(stars:)binaries eclipsing-stars winds-outflows 
Reciprocating Magnetic Fields in the Pulsar Wind Observed from the Black Widow Pulsar J1720-0534被引量：1
《Research in Astronomy and Astrophysics》2023年第10期255-266,共12页Chen-Chen Miao Victoria Blackmon Wei-Wei Zhu Dong-Zi Li Ming-Yu Ge Xiao-Peng You Maura McLaughlin Di Li Na Wang Pei Wang Jia-Rui Niu M.Cruces Jian-Ping Yuan Jun-Tao Bai D.J.Champion Yu-Tong Chen Ming-Min Chi P.C.C.Freire Yi Feng Zhen-Ye Gan M.Kramer Fei-Fei Kou Yu-Xi Li Xue-Li Miao Ling-Qi Meng Chen-Hui Niu Sheng-Nan Sun Zhong-Yi Sun H.M.Tedila Shuang-Qiang Wang Qing-Dong Wu Jing-Bo Wang Zhi-Gang Wen Shen Wang Ya-Biao Wang Cheng-Jie Wang Meng-Yao Xue You-Ling Yue Mao Yuan Ju-Mei Yao Wen-Ming Yan Ru-Shuang Zhao Lei Zhang De Zhao 
The Parkes Radio Telescope (Murriyang) is part of the Australia Telescope National Facility, which is funded by the Australian Government for operation as a National Facility managed by CSIRO;supported by the National Natural Science Foundation of China (NSFC) grant Nos. 12041303, 12041304, 11873067, 12133004, 12203045, 12203070, 12203072, 12103013, U2031117 and T2241020;the CAS-MPG LEGACY project and the National SKA Program of China No. 2020SKA0120200;the Foundation of Science and Technology of Guizhou Province No. ((2021)023);the Foundation of Guizhou Provincial Education Department (No.KY(2021)303);the National Key Research and Development Program of China Nos. 2022YFC2205202 and 2022YFC2205203;the Major Science and Technology Program of Xinjiang Uygur Autonomous Region Nos. 2022A03013-1, 2022A03013-3 and 2022A03013-4;the National Key Research and Development Program of China No. 2022YFC2205203;the 2021 project Xinjiang Uygur autonomous region of China for Tianshan elites and the Youth Innovation Promotion Association of CAS under No. 2023069;support from the Youth Innovation Promotion Association CAS (id. 2021055);CAS Project for Young Scientists in Basic Research (grant YSBR-006);the Cultivation Project for FAST Scientific Payoff and Research Achievement of CAMS-CAS;support from Zhejiang Provincial Natural Science Foundation of China under grant No. LY23A030001;supported by the NSF Physics Frontiers Center award number 2020265。
We report the radio observations of the eclipsing black widow pulsar J1720-0534, a 3.26 ms pulsar in orbit with a low mass companion of mass 0.029 to 0.034 M⊙. We obtain the phase-connected timing ephemeris and polar...
关键词：(stars:)pulsars:general (stars:)pulsars:individual(J1720-0534) (stars:)binaries:eclipsing 
Black Widow Optimization for Multi Area Economic Emission Dispatch被引量：1
《Intelligent Automation & Soft Computing》2023年第1期609-625,共17页G.Girishkumar S.Ganesan N.Jayakumar S.Subramanian 
The optimizationfield has grown tremendously,and new optimization techniques are developed based on statistics and evolutionary procedures.There-fore,it is necessary to identify a suitable optimization technique for a...
关键词：Black widow optimization algorithm multi-objective multi-area economic dispatch emission optimization cost optimization 
Metaheuristic Lightweight Cryptography for Security Enhancement in Internet of Things
《Computers, Materials & Continua》2022年第8期3009-3023,共15页Mahmoud Ragab Ehab Bahaudien Ashary 
This work was funded by the Deanship of Scientific Research(DSR),King Abdulaziz University,Jeddah,under Grant No.(D-387-135-1443).
The advancements made in Internet of Things(IoT)is projected to alter the functioning of healthcare industry in addition to increased penetration of different applications.However,data security and private are challen...
关键词：Security images encryption time correlation coefficient black widow optimization artificial intelligence decryption time 
意大利Davide Pedersoli公司Black Widow步枪
《轻兵器》2022年第7期3-3,共1页
Black Widow步枪是意大利Davide Pedersoli公司最新推出的生存步枪,其最大特点是枪管与机匣铰接在一起,可将枪管向下折叠至枪托下方,折叠后,全枪可放入旅行包内携行,非常方便。该枪采用单发结构,未设弹匣,需要向弹膛装弹时,先向后压倒击...
关键词：步枪 枪管 携行 意大利 
Optimization of synchronized frequency and voltage control for a distributed generation system using the Black Widow Optimization algorithm被引量：1
《Clean Energy》2022年第1期105-118,共14页Baran Sadeghi Nima Shafaghatian Reza Alayi Mamdouh El Haj Assad Farhad Zishan Hasan Hosseinzadeh 
A distributed generation network could be a hybrid power system that includes wind-diesel power generation based on induction generators(IGs)and synchronous generators(SGs).The main advantage of these systems is the p...
关键词：MICROGRID voltage and frequency control Black Widow Optimization algorithm dynamic response smart grid 
Optimized Convolutional Neural Network for Automatic Detection of COVID-19
《Computers, Materials & Continua》2022年第1期1159-1175,共17页K.Muthumayil M.Buvana K.R.Sekar Adnen El Amraoui Issam Nouaouri Romany F.Mansour 
The outbreak of COVID-19 affected global nations and is posing serious challenges to healthcare systems across the globe.Radiologists use X-Rays or Computed Tomography(CT)images to confirm the presence of COVID-19.So,...
关键词：COVID-19 CLASSIFICATION CNN hyperparameter tuning black widow optimization 
Hybrid BWO-IACO Algorithm for Cluster Based Routing in Wireless Sensor Networks被引量：4
《Computers, Materials & Continua》2021年第10期433-449,共17页R.Punithavathi Chinnarao Kurangi S.P.Balamurugan Irina V.Pustokhina Denis A.Pustokhin K.Shankar 
Wireless Sensor Network(WSN)comprises a massive number of arbitrarily placed sensor nodes that are linked wirelessly to monitor the physical parameters from the target region.As the nodes in WSN operate on inbuilt bat...
关键词：Clustering ROUTING wireless sensor network energy efficiency black widow optimization 
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