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CNKI为你找到相关结果

Detection and Measurement of the Abrupt Change of the ...  CNKI文献

We introduce the technically simple approach to determining the abrupt change of the unknown mathematical expectation and dispersion of the low-frequency fast-fluctuating Gaussian random process agai...

Oleg V Chernoyarov Mahdi M Shahmoradian... Proceedings of 2017 2nd International Conference on Mod... 2017-03-26 国际会议

关键词: random / process / abrupt / change

下载(0)| 被引(0)

The Statistical Properties of the Probabilistic Distri...  CNKI文献

We show that hyperexponential and hyper-Erlang distributions reproduce themselves by composition. We find new formulas for probability densities and distribution functions of Gamma statistics sums.

Oleg V.Chernoyarov AlexANDra V.Salnikova... Proceedings of 2018 International Conference on Compute... 2018-04-22 国际会议

关键词: composition / of / statistics / replicating

下载(3)| 被引(0)

Modeling of Random Processes Transformations Exemplifi...  CNKI文献

The purpose of our study is to present the technique for the simultaneous development of the simulation for linear and nonlinear transformations of the Gaussian random processes with various correlat...

Oleg V.CHERNOYAROV Ekaterina A.LYSINA... Proceedings of 2015 International Conference on Simulat... 2015-11-23 国际会议

关键词: Random / process / Waveform / digitization

下载(2)| 被引(0)

The Decision Statistics of the Gaussian Signal against...  CNKI文献

We introduce an approach to obtaining the approximations of the decision statistics of the fast-fluctuating Gaussian random signals. By means of the presented procedure, there can be found a new much...

Oleg V.CHERNOYAROV Mahdi M.SHAHMORADIAN... Proceedings of 2016 International Conference on Mathema... 2016-10-30 国际会议

关键词: Gaussian / random / process / Functional

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The Algorithms for the Ray Tracing Based on the Analyt...  CNKI文献

We consider the problems of ray tracing faced when calculating the parameters electromagnetic field in ray approximation. The Shooting and Bouncing Rays(SBR) model is characterized briefly and the di...

Dmitry V.ASOTOV Alexandra V.SALNIKOVA... Proceedings of 2017 2nd International Conference on Mec... 2017-09-17 国际会议

关键词: Ray / tracing / Geometrical / optics

下载(1)| 被引(0)

The Measurement of the Signal-to-Noise Ratio in the Re...  CNKI文献

We obtain the algorithm for determining the signal-to-noise ratio in the reception channels of a multiposition emitter direction finder using the estimator of the cross correlation function between o...

Konstantin S.KALASHNIKOV Yury N.BUGAEV... Proceedings of 2018 International Conference on Compute... 2018-05-27 国际会议

关键词: Signal-to-noise / ratio / Multiposition / direction

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The Simplified Quasi-Optimal Estimates of the Time and...  CNKI文献

We introduce a simpler approach for obtaining of usable processing algorithms of fast fluctuating Gaussian pulses with arbitrary modulation function in conditions of parametric prior uncertainty. We ...

Oleg V.Chernoyarov Alexandra V.Salnikova... Proceedings of 2016 International Conference on Mechatr... 2016-07-24 国际会议

关键词: fast / fluctuating / random / signal

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The Hyperbolic Method Algorithm for the Optimal Determ...  CNKI文献

We present the analytical relations and the order of their introduction in the hyperbolic method algorithm designed for the generation of the optimal estimates of the radio sources coordinates and fo...

Vladimir P.Dubykin Konstantin S.Kalashnikov... Proceedings of 2018 2nd International Conference on Ele... 2018-03-25 国际会议

关键词: TDOA / system / radio / source

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Estimating Time of Arrival and Duration of the Rectang...  CNKI文献

Quasi-likelihood, maximum likelihood and quasi-optimal algorithms for the estimation of the time of arrival and the duration of the rectangular radio signal with the unknown initial phase are synthes...

Andrey P.Trifonov Oleg V.Chernoyarov... Proceedings of 2017 4th International Conference on Man... 2017-05-07 国际会议

关键词: Rectangular / radio / signal / Time

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Experimental Investigations of the Radio Wave Attenuat...  CNKI文献

We consider the problem of the determination of the radio wave attenuation factor. We show that the attenuation factor can be used for the information leakage detecting due to the side electromagneti...

Oleg V.Chernoyarov Boris V.Matveev... Proceedings of 2016 International Conference on Advance... 2016-06-26 国际会议

关键词: radio / wave / attenuation / side

下载(3)| 被引(0)

The Single-Channel Measurer of the Time of Appearance ...  CNKI文献

By applying the modification of a maximum likelihood method, we carry out the synthesis of the single-channel quasi-optimal measurer determining the time of appearance and the duration of the stochas...

Oleg V.Chernoyarov Leila A.Golpayegani... Proceedings of 2017 4th International Conference on Man... 2017-05-07 国际会议

关键词: Stochastic / pulse / signal / Maximum

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The Analysis of the Quasi-likelihood Algorithm of the ...  CNKI文献

We carried out the synthesis and analysis of the quasilikelihood estimation algorithm of regular parameter of an untailored pulse with the unknown moments of appearance and disappearance observed aga...

Oleg V.Chernoyarov Andrey P.Trifonov... Proceedings of 2016 International Conference on Electri... 2016-04-24 国际会议

关键词: moments / of / appearance / and

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The Gradient Descent Technique in the Positioning of t...  CNKI文献

In this paper we propose the algorithm for calculating of the radiating object coordinates by multiposition passive TDOA system of asymmetric configuration based on the numerical solution of the set ...

Boris V.MATVEEV Oleg V.CHERNOYAROV... Proceedings of 2015 International Conference on Materia... 2015-09-20 国际会议

关键词: TDOA / system / gradient / descent

下载(1)| 被引(0)

The New Detection Technique of Phase-Shift Keyed Signa...  CNKI文献

We are to introduce the phase-shift keyed signal detector with a relatively simple construction, the one that provides the high-noise immunity. We are demonstrating that the specified detector can ex...

Vladimir P.Litvinenko Yulia V.Litvinenko... Proceedings of 2016 International Conference on Applied... 2016-05-28 国际会议

关键词: phase-shift / keying / signal / detection

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Algorithms for the Detection of a Signal with Unknown ...  CNKI文献

We synthesized the quasi-likelihood and maximum likelihood algorithms for the detection of a free-form signal with unknown amplitude and duration against Gaussian white noise.We illustrated the metho...

Yury E.Korchagin Alexandra V.Salnikova... Proceedings of 2015 International Conference on Modelin... 2015-08-23 国际会议

关键词: free-form / signal / detection / maximum

下载(1)| 被引(0)

溶胶-凝胶法制备Bi_2MoO_6纳米光催化剂的结构、形貌和光磁...  CNKI文献

采用硝酸铋、钼酸铵、柠檬酸和乙基纤维素为原料,通过溶胶-凝胶法制备钼酸铋(Bi_2MoO_6)纳米颗粒。通过X射线衍射(XRD)、傅里叶变换红外光谱(FT-IR)、高分辨扫描电镜(HRSEM)、能谱分析(EDX)、紫外-可见漫散射光谱(DRS...

V.UMAPATHY A.MANIKANDAN... 《Transactions of Nonferrous Metals Society of China》 2015年10期 期刊

关键词: Bi_2MoO_6 / 纳米结构 / 溶胶-凝胶合成法 / 光学性能

下载(256)| 被引(10)

Synthesis and photoluminescence studies of Ba(Gd,Ln)B_...  CNKI文献

BaGdB9O16:Eu3+ and Ba(Gd,Ln)B9O16:Eu3+(Ln=La, Y) phosphors were synthesized by solid state diffusion method. The X-ray diffraction, scanning electron microscopy(SEM) and photoluminescence properties ...

V.V.Rangari S.J.Dhoble 《Journal of Rare Earths》 2015年02期 期刊

关键词: phosphor / solid / state / diffusion

下载(94)| 被引(8)

氧化石墨烯及其氧化铁复合物的原位合成(英文)  CNKI文献

开发了在富氧Fe(acac)3络合物体系中膨化氧化石墨制取氧化石墨烯/Fe2O3复合物的一步法。应用FT-IR、XRD、VSM、AFM及低温直流电导测量法对所制氧化石墨/Fe2O3复合物进行表征。FT-IR研究结果显示:膨化后,氧化石墨的环氧...

V.K.Singh M.K.Patra... 《新型炭材料》 2009年02期 期刊

关键词: 氧化石墨 / 氧化石墨烯 / 氧化铁 / 复合物

下载(1922)| 被引(68)

焊接速度对GTA焊接AZ31B镁合金接头组织和拉伸性能的影响(英...  CNKI文献

研究焊接速度对脉冲电流钨极惰性气体保护焊接(PCGTAW)AZ31B镁合金接头组织和拉伸性能的影响。实验中焊接速度为105~145 mm/min。结果表明,焊接速度为135 mm/min时,所得接头具有最好的拉伸性能。在熔合区生成的细小晶...

V.SUBRAVEL G.PADMANABAN... 《Transactions of Nonferrous Metals Society of China》 2014年09期 期刊

关键词: AZ31B镁合金 / 钨极惰性气体保护焊 / 焊接速度 / 拉伸性能

下载(106)| 被引(9)

应用本构模型和神经网络模型预测铝/镁基纳米复合材料的高温...  CNKI文献

为了预测Al/Mg基纳米复合材料的高温流变行为,在不同的应变速率(0.01-1.0s-)和温度(523,623和1723K)的条件下进行热压缩试验,利用所得到的应力-应变数据,开发了本构模型,比如一般流动方程。阿累尼乌斯双曲模型、Johns...

V.SENTHILKUMAR A.BALAJI... 《Transactions of Nonferrous Metals Society of China》 2013年06期 期刊

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