Explanipedia

DAS signal modeling using the generative adversarial neural network technique Open

Andrey V. Timofeev · 2025

A new method of generating model sets of Distributed Acoustic Sensing (DAS) signals of different classes is proposed. Statistical characteristics of model signals are quite similar to real DAS-signals of corresponding classes and can be us…

OBTAINING PETROLEUM POLYMER RESINS BASED ON BY-PRODUCTS OF PETROCHEMICAL PROCESSES Open

Andrey V. Timofeev, Tat'yana Raskulova · 2024

The basic methods of production of petroleum polymer resins based on by-products of petrochemical processes are considered. The conclusion on the choice of the most affordable method of production is stated

Guarantee structural anomaly detection in streaming data using the RRCF model: selection of detector parameters and its stabilization under additive noise conditions Open

Andrey V. Timofeev · 2024

A method for stabilizing structural anomaly detection under additive noise conditions as well as an algorithm for formal selection of the parameters of the solver rule in the structural anomaly detector based on the Robust Random Cut Fores…

Confidence Lipschitz classifiers: an instrument of guaranteed reliability Open

Andrey V. Timofeev · 2023

A new method of guaranteed solution for multiclass classification problem of stochastic objects is proposed. Within the framework of the proposed approach, the classification result is a finite set of class indices which with a predetermin…

Ice reconnaissance data processing under low quality source images Open

Andrey V. Timofeev, D.I. Groznov · 2022

A practically effective solution to the problem of automated processing of ice reconnaissance data in high latitudes is proposed. The intermediate result of ice reconnaissance is huge aerial survey data set consisting of images of low qual…

Monitoring of infiltration processes in hydraulic structures using distributed acoustic sensing technology Open

Andrey V. Timofeev, D.I. Groznov · 2022

The article proposes a new method of monitoring the infiltration processes developing inside the body of hydraulic structures. The method is based on the use of DAS (distributed acoustic sensing) fiber-optic technology which provides high …

Operational Analysis and Medium-Term Forecasting of the Greenhouse Gas Generation Intensity in the Cryolithozone Open

Andrey V. Timofeev, Viktor Piirainen, V. Yu. Bazhin, Aleksander Titov · 2021

We proposed a new approach to solving the problem of operational analysis and medium-term forecasting of the greenhouse gas generation (CO2, CH4) intensity in a certain area of the cryolithozone using data from a geographically distributed…

Scintillation gamma radiation sensors based on solid-state photomultipliers in wireless industrial internet networks Open

I.O. Bokatyi, В. М. Денисов, Andrey V. Timofeev, Aleksander Titov, Joel J. P. C. Rodrigues , et al. · 2021

The article examines the principles of developing wireless networks of autonomous gamma sensors in order to create systems for spatial environmental radiation monitoring. The main task of such systems is to control the level of gamma radia…

Detection of a small target object in blurry images affected by affine distortions Open

Andrey V. Timofeev · 2021

The paper proposes a novel and practically effective method for detecting, classifying, and estimating the coordinates of the image center of a small-size target object on a noisy scene, which is invariant to linear conformal transformatio…

Method for hyperparameter tuning in machine learning tasks for stochastic objects classification Open

Andrey V. Timofeev · 2020

Subject of Research. The paper presents a simple and practically effective solution for hyperparameter tuning in classification problem by machine learning methods. The proposed method is applicable for any hyperparameters of the real type…

Autonomous safety system for MSW landfills Open

Aleksandr Titov, Aleksandr Tumanov, Andrey V. Timofeev, Владимир Туманов, В. М. Денисов · 2020

The current state of landfills is an important issue for monitoring. There are a lot of municipal solid waste landfills in the world. But there are no standard solutions for monitoring the current state of these facilities both in Russia a…

Injured trigeminal nerve in maxillofacial nonneoplastic deseases Open

Andrey V. Timofeev, O. Vesova · 2020

Purpose: to study the frequency and reasons for injures II branch of trigeminal nerve complications after surgical phase of dental implantation on maxilla. Patients and methods. Under our supervision there were 1096 patients with secondary…

Identification of equipment degradation phase in preventative maintenance systems Open

Andrey V. Timofeev, В. М. Денисов · 2019

Subject of Research. The paper proposes a novel organization technique for preventive maintenance systems (including condition-based and predictive maintenance systems) based on the use of modern machine learning methods. The systems are o…

SINGLE-STAGE ENDOSURGICAL TREATMENT OF NEWBORNS WITH A COMBINATION OF ESOPHAGEAL AND DUODENAL ATRESIA Open

Yury А. Kozlov, А. А. Распутин, D. A. Zvonkov, Andrey V. Timofeev, К.А. Kovalkov , et al. · 2019

Automatic object classification according to 3d-lidar data based on single-photon counting technology Open

Andrey V. Timofeev, В. М. Денисов · 2018

Subject of Research. We compare the effectiveness of the procedure for automatic object classification according to 3d-lidar data, built on the basis of single-photon counting technology, with the efficiency of the classification procedure…

TREATMENT OF PATIENTS WITH ESOPHAGEAL ATRESIA AND RIGHT AORTIC ARCH Open

Yu.А. Kozlov, В. А. Новожилов, И Н Вебер, А. А. Распутин, К.А. Kovalkov , et al. · 2018

Right-sided (right, in dextral position) aortic arch (RAA) is recorded in approximately 5% of esophageal atresia (EA) patients. This vascular abnormality may complicate the surgical treatment of EA and is still an unsolved problem in pedia…

Лечение пациентов с атрезией пищевода и правой дугой аорты Open

Козлов Юрий Андреевич, В. А. Новожилов, И Н Вебер, А. А. Распутин, К.А. Kovalkov , et al. · 2018

Multicentral study of thoracoscopic treatment of congenital diaphragmatic hernia Open

Yu.А. Kozlov, К.А. Kovalkov, D. M. Tchubko, А. А. Распутин, И Н Вебер , et al. · 2018

Operational control method for train integrity monitoring based on optical coherent reflectometry data Open

Andrey V. Timofeev, D. I. Groznov · 2017

The paper presents a novel method for wagon counting of moving trains. The method is based on optical coherent reflectometry data from an area of train track laying. A wagon number operational control in a train composition is widely used …

Дуоденальная атрезия - современные взгляды на диагностику и лечение Open

Козлов Юрий Андреевич, В. А. Новожилов, К.А. Kovalkov, Д. М. Чубко, А. А. Распутин , et al. · 2017

Результаты лечения спонтанной перфорации кишечника у недоношенных детей Open

Козлов Юрий Андреевич, В. А. Новожилов, К.А. Kovalkov, Д. М. Чубко, А. А. Распутин , et al. · 2017

Современный взгляд на происхождение билиарной атрезии Open

Козлов Юрий Андреевич, В. А. Новожилов, А. А. Распутин, К.А. Kovalkov, Д. М. Чубко , et al. · 2017

Comparison of laparoscopic and open gastrostomy in newborns and infants Open

Yu.А. Kozlov, В. А. Новожилов, Imrich Veber, А. А. Распутин, К.А. Kovalkov , et al. · 2017

Лечение пациентов с сочетанием атрезии пищевода и двенадцатиперстной кишки Open

Козлов Юрий Андреевич, А. А. Распутин, D. A. Zvonkov, Andrey V. Timofeev, К.А. Kovalkov , et al. · 2017

Comparison of methods of visualization in laparoscopic gastrostomy in newborns and infants Open

Yu.А. Kozlov, В. А. Новожилов, А. А. Распутин, К.А. Kovalkov, Д. М. Чубко , et al. · 2017

Применение усовершенствованной портоэнтеростомии для лечения билиарной атрезии Open

Козлов Юрий Андреевич, В. А. Новожилов, А. А. Распутин, К.А. Kovalkov, Д. М. Чубко , et al. · 2017

Laparoscopic intestinal stricture resection in premature newborn Open

Yu.А. Kozlov, В. А. Новожилов, К.А. Kovalkov, Д. М. Чубко, D. A. Sidorenko , et al. · 2016

History of thoracoscopic treatment of esophageal atresia Open

Steven S. Rothenberg, Yu.А. Kozlov, M.N. Mochalov, Andrey V. Timofeev, D. A. Zvonkov , et al. · 2016

The Sequential Estimation of the Seismoacoustic Source Energy in C-OTDR Monitoring Systems Open

Andrey V. Timofeev, Dmitry V. Egorov · 2015

The practical efficient approach is suggested for estimation of the seismoacoustic sources energy in C-OTDR monitoring systems. This approach is represents the sequential plan for confidence estimation both the seismoacoustic sources energ…

Instant Location Detection Of Objects Moving At High-Speedin C-Otdr Monitoring Systems Open

Andrey V. Timofeev · 2015

The practical efficient approach is suggested to estimate the high-speed objects instant bounds in C-OTDR monitoring systems. In case of super-dynamic objects (trains, cars) is difficult to obtain the adequate estimate of the instantaneous…

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