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Browsing by Author "Egoshin I."

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Application of a mixture model of probability distributions when detecting radiophysical signals

Kolchev A.; Egoshin I.; Nedopekin A.; Shumaev V. (2019)

© 2019 IEEE. The paper shows the effectiveness of using a mixture model of probability distributions when detecting signals of radiophysical sounding. By simulating characteristics of the mixture of noise samples and a ...
Evaluation of signal mode characteristics near the MOF for the purposes of the over-the-horizon radar

Shumaev V.; Chernov A.; Kolchev A.; Egoshin I.; Krauz P.; Rzhanitsyn V.; Rogov D.; Blagoveschenskaya N.; Nedopekin A. (2019)

© 2019 IEEE. A comparative assessment of the characteristics of the upper and lower rays near the MOF is carried out. The method of oblique sounding of ionosphere by the chirp signals was used and paths of various lengths ...
Impact of a Strong Magnetic Storm and Two X-Ray Flares on the Ionospheric HF Channel in the Summer Solstice of 2015 According to Oblique Sounding in the Eurasian Region

Uryadov V.; Kolchev A.; Vertogradov G.; Vybornov F.; Egoshin I.; Sklyarevsky M.; Shumaev V.; Chernov A. (2017)

© 2017, Springer Science+Business Media, LLC. We present the results of observations of the impact a strong magnetic storm and two X-ray flares in the summer solstice of 2015 on the HF signal characteristics during oblique ...
Impact of a Strong Magnetic Storm and Two X-Ray Flares on the Ionospheric HF Channel in the Summer Solstice of 2015 According to Oblique Sounding in the Eurasian Region

Uryadov V.; Kolchev A.; Vertogradov G.; Vybornov F.; Egoshin I.; Sklyarevsky M.; Shumaev V.; Chernov A. (2017)

© 2017 Springer Science+Business Media, LLC We present the results of observations of the impact a strong magnetic storm and two X-ray flares in the summer solstice of 2015 on the HF signal characteristics during oblique ...
Impact of heliogeophysical disturbances on ionospheric HF channels

Uryadov V.; Vybornov F.; Kolchev A.; Vertogradov G.; Sklyarevsky M.; Egoshin I.; Shumaev V.; Chernov A. (2017)

© 2017 COSPAR. The article presents the results of the observation of a strong magnetic storm and two X-ray flares during the summer solstice in 2015, and their impact on the HF signals characteristics in ionospheric oblique ...
Study of daily variation of coefficient of paths extension by oblique sounding with the Russian chirp network of ionosphere monitoring

Shumaev V.; Chernov A.; Kolchev A.; Egoshin I.; Krauz P.; Rzhanitsyn V.; Rogov D.; Blagoveschenskaya N.; Nedopekin A. (2019)

© 2019 IEEE. The results of an experimental study of the extension coefficient of HF radio paths of various lengths and geographical orientations using an oblique sounding continuous chirp signal are presented. The results ...
The value of computer aided detection system in breast cancer difficult to detect at screening mammography

Pasynkov D.; Egoshin I.; Kolchev A.; Kliouchkin I.; Pasynkova O. (2019)

© 2019 Russian Electronic Journal of Radiology. All rights reserved. Purpose. To analyze the features of breast cancers (BC) missed at mammography and to assess the computer-aided detection system (CAD) MammCheck II value ...
Use of Hazard Function for Signal Detection on Ionograms

Kolchev A.; Egoshin I. (2018)

© 2004-2012 IEEE. This letter considers a new method for sample detection of ionospheric propagation modes at the receiver output of a chirp ionosonde. The method is based on the use of the hazard function. Within the ...
Using the Risk Function in the Problem of Detection of Radiophysical Sounding Signals

Kolchev A.; Egoshin I. (2017)

© 2017 Springer Science+Business Media New YorkWe propose a model of a two-component mixture for the statistical description of a radiophysical sounding signal at the output of the receiver of a signal with linear frequency ...

Now showing items 1-9 of 9

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Browsing by Author "Egoshin I."

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