Maria A. Smirnova

ORCID: 0000-0002-0799-4357
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About
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Research Areas
  • Aerospace Engineering and Control Systems
  • Educational Technology and Optimization
  • Human Health and Disease
  • Mathematical Control Systems and Analysis
  • Identification and Quantification in Food
  • Stonefly species taxonomy and ecology
  • Smoking Behavior and Cessation
  • Genetic diversity and population structure
  • Adaptive Control of Nonlinear Systems
  • Guidance and Control Systems
  • Food Industry and Aquatic Biology
  • Marine animal studies overview
  • Engineering Technology and Methodologies
  • Advanced Data Processing Techniques
  • Advanced Control and Stabilization in Aerospace Systems
  • Industrial Engineering and Technologies
  • Religious Education and Schools
  • Cybersecurity and Information Systems
  • Eosinophilic Esophagitis
  • Engineering Diagnostics and Reliability
  • Modeling, Simulation, and Optimization
  • Lysosomal Storage Disorders Research
  • Nitrogen and Sulfur Effects on Brassica
  • Technology and Human Factors in Education and Health
  • Celiac Disease Research and Management

St Petersburg University
2013-2023

Saint-Petersburg Research Institute of Phthisiopulmonology
2014-2022

V.A. Negovsky Scientific Research Institute of General Reanimatology
2021

The Russian Presidential Academy of National Economy and Public Administration
2020

City Clinical Hospital
2020

All-Russian Research Institute Fisheries and Oceanography
2015-2019

National Research University Higher School of Economics
2017-2018

Ministry of Health of the Russian Federation
2014

Ivanovo State University of Chemistry and Technology
2007

This work aims to evaluate the prognostic value of demographical and clinical data on long-term outcomes (up 12 months) in patients with severe acquired brain injury vegetative state/unresponsive wakefulness syndrome (VS/UWS/UWS) or a minimally conscious state (MCS). Patients (n = 211) VS/UWS/UWS 123) MCS 88) were admitted Federal Research Clinical Center Intensive Care Medicine Rehabilitology after anoxic 53), vascular lesions 59), traumatic 93), other causes 6). At beginning 12-month...

10.3390/brainsci11050651 article EN cc-by Brain Sciences 2021-05-16

ФГБОУ ВО «

10.17513/spno.33502 article MK Современные проблемы науки и образования (Modern Problems of Science and Education) 2024-01-01

Modern automatic motion control systems of marine vehicles operate in different dynamic modes defined by the specific assignment command signals and external disturbances acting on object. For each these systems' design stage a set requirements, conditions restrictions which must be strictly fulfilled is formed. This article primarily discusses questions related to mathematical formalization vessels as objects.

10.1109/scp.2015.7342219 article EN 2015-10-01

Abstract We propose three calibration scenarios of to date contemporary divergence Anoplopomatidae (skilfish Erilepis zonifer and sablefish Anoplopoma fimbria ) for a data set two mtDNA loci (СOI Control Region). The first scenario is based upon fossil record the second third ones major palaeogeological events 3.5 15 Mya. Estimated evolution speeds indicate that COI evolves faster in skilfish mitochondrial genome. There also evidence going through bottleneck event limiting its genetic...

10.1017/s0025315419000572 article EN Journal of the Marine Biological Association of the United Kingdom 2019-09-05

In this paper, one of the most important problems concerned with automatic control for marine ships, namely problem suppression external disturbances act on a ship, about which we have no information except its boundedness, is considered. The new method bounded proposed. sought as static state feedback. requirement desirable degree stability also fulfilled.

10.1109/cacs.2015.7465994 article EN 2015-11-01

In this paper, the problem of choosing parameters controller that provide desired dynamics closed-loop system is considered. The structure astatic for marine ship, oriented to implementation all requirements quality dynamic processes performed. method computer search coefficients stated control law offered, modeling

10.1109/mmar.2013.6669992 article EN 2013-08-01

The objects of the research are homogeneous bilinear control systems. synthesis problem moving a system to origin coordinates in finite time is considered. To solve this it suggested use an auxiliary linear system. It known that program for moves can be represented equivalent form positional control. In case closed has structure similar Based on property combined method systems proposed.

10.1109/cnsa.2017.7974014 article EN 2017-05-01

The problem of creation automatic control systems for marine vessels that allows to hold it at a predetermined yaw is considered. An important requirement the system presence integral action by regulated coordinate. paper presents an algorithm construction law vessel, providing astaticism closed-loop system.

10.1109/cacs.2015.7465993 article EN 2015-11-01

In this paper problems of modeling, analysis and design yaw automatic control systems for marine vessels, providing the astaticism, are investigated. New structure astatic controller is proposed compared with PID controller. An example modeling system ship performed.

10.1109/icat.2013.6684041 article EN 2013-10-01

In this paper, one of the most important problems concerned with automatic control for marine ships, namely problem suppression external disturbances act on a ship, about which we have no information except its boundedness, is considered. The new method bounded proposed. sought as static state feedback. requirement desirable degree stability also fulfilled.

10.1109/icat.2013.6684040 article EN 2013-10-01

In view of rapid development computer technology digital systems automatic control are installed on the modern marine vessels for performance various manoeuvres at optimal trajectories taking into account features ship and active disturbances. this connection, great number problems that deal with construction systems, such as minimizing fulfillment time maneuver, searching trajectory, suppression types exogenous disturbances like wind rough sea, arises. work, problem acting a vessel, about...

10.12928/telkomnika.v16i2.7180 article EN cc-by-nc TELKOMNIKA (Telecommunication Computing Electronics and Control) 2018-04-01

With the rapid development of engineering stronger feels fact that majority accidents are human-caused. Therefore, technical systems respond to environment faster and more exact being developed applied. These reduce risk accidents, is why they commonly used in almost every field our life. This paper consideres process car braking during which problem blocked wheels can arise, as a result driver lose control over vehicle. Anti-block system (ABS) detects slip reduces force prevent full slip....

10.1109/scp.2015.7342222 article EN 2015-10-01

One of the most important tasks automatic motion control system in real operating conditions is to compensate for influence disturbances acting on object, taking into account peculiarities its dynamics. This article presents a method calculating coefficients control, which provides minimum size set reactions non-deterministic external influences, limited by norm, and necessary location roots characteristic polynomial closed such control. The specified algorithm implemented MATLAB tested...

10.21638/11701/spbu10.2024.109 article EN Vestnik of Saint Petersburg University Applied Mathematics Computer Science Control Processes 2024-01-01

Aim. This observational (non-interventional) study was aimed at obtaining data on practitioners’ commitment to prescribing rifaximin- α therapy patients with uncomplicated diverticular disease (UDD), assess patients’ adherence such prescriptions, as well physicians’ and satisfaction this drug under the conditions of outpatient practice. Materials methods . 27 research physicians in 22 centres located 15 Russian cities 250 participated an open, prospective multicentre study. The observation...

10.22416/1382-4376-2020-30-1-14-25 article EN cc-by-nc-nd Russian Journal of Gastroenterology Hepatology Coloproctology 2020-04-08

The article presents a case report of variant leukodystrophy: Krabbe disease. disease was aggravated by concomitant hepatitis, hepatocellular insufficiency grade 3. authors analyse the clinical course and possible outcomes in its early diagnosis. Key words: disease, children, leukodystrophy

10.20953/2224-5448-2020-4-54-57 article EN Voprosy dietologii 2020-01-01

Genetic variation among spawning groups of pacific herring from different grounds in the northwestern Okhotsk Sea and Lake Ainskoye (Sakhalin Island) is assessed by 11 microsatellite loci. All loci were polymorphic. differentiation was statistically significant, pairwise genetic F ST varied range 0.0-0.4 that suggested existence at least two local stocks. The clearly herring.

10.26428/1606-9919-2016-187-116-121 article EN cc-by Izvestiya TINRO 2016-12-30
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