Hanna YailymovaNational Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute” · Mathematical Modelling and Data Analysis
Hanna Yailymova
Doctor of Philosophy in Applied Math
About
72
Publications
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309
Citations
Introduction
Satellite data analysis
Additional affiliations
March 2015 - present
Education
September 2010 - June 2020
Taras Shevchenko National University of Kyiv
Field of study
- 113 Applied Math
Publications
Publications (72)
This study aims to contribute to the advancement of satellite intelligence for agricultural monitoring, damage assessment, and the development of effective strategies to mitigate the severe consequences of armed conflicts on global food security. Since Ukraine is an associate member before joining Europe, currently active implementation of the Land...
This research demonstrates the potential of synergizing cutting-edge remote sensing, machine learning, and cloud computing technologies to tackle complex environmental challenges at a continental scale. The developed methodologies pave the way for future advancements in forest disease monitoring, fire danger, conservation efforts, and environmental...
This paper introduces a methodology based on machine learning and remote sensing for detecting military-induced damages to agricultural lands in Ukraine using free Sentinel-2 satellite data. The most informative spectral bands (B2, B3) and vegetation indices (NDVI, GCI) were experimentally selected for recognizing damaged fields through the Random...
One of the most important tasks related to environmental protection is forests monitoring. Meanwhile, specialists deal with the problem of big data and the need to utilize powerful computing resources that are not always available. Cloud solutions (CREODIAS, Google Earth Engine, etc.) provide instant satellite data access and the ability to quickly...
Wildfires cause extensive damage, but their rapid detection and cause assessment remains challenging. Existing methods utilize satellite data to map burned areas and meteorological data to model fire risk, but there are no information technologies to determine fire causes. It is crucially important in Ukraine to assess the losses caused by the mili...
The focus of this paper is on fire monitoring studies which utilize a variety of satellite data. The study examines various data sources that are used to automatically detect fires at a national level in Ukraine. Existing fire monitoring systems have low spatial resolution, which makes it difficult to detect fires. Therefore, the authors propose an...
Цілі сталого розвитку (ЦСР), також відомі як глобальні цілі, прийняті
Організацією Об’єднаних Націй у 2015 р. як універсальний заклик до
дій щодо подолання бідності, захисту планети, забезпечення миру та
покращення якості життя всіх людей до 2030 р. Цілі розвитку спрямовані на те, щоб до 2030 р. покінчити з усіма формами голоду, щоб усі
люди отриму...
Fire is one of the most common disturbances in natural ecosystems. The analysis of various sources of information (official and unofficial) about the fires in Ukraine (2019–2020) showed a lack of timely and reliable information. Satellite observation is of crucial importance to provide accurate, reliable, and timely information. This paper aims to...
Satellite data of high spatial resolution have become publicly available since the launch of the EU Copernicus program, and their automated processing methods for solving a large number of diverse applied problems have received further development. Our task in this article is to analyze the dynamics of the land degradation level using land degradat...
Цілі сталого розвитку (ЦСР), також відомі як глобальні цілі, прийняті Організацією Об’єднаних Націй у 2015 р. як універсальний заклик до дій щодо подолання бідності, захисту планети, забезпечення миру та покращення якості життя всіх людей до 2030 р. Цілі розвитку спрямовані на те, щоб до 2030 р. покінчити з усіма формами голоду, щоб усі люди отриму...
Проблема сталого розвитку міст привертає широку увагу в країнах всього
світу, оскільки вона тісно пов’язана із якістю життя суспільства. Зростання
площ міських територій часто є непропорційним відносно темпів зростання населення в країнах, що розвиваються, і тому цю розбіжність не можна
контролювати за допомогою статистики. У цій статті здійснено д...
During last time we have faced with big data problem in Earth observation domain. Fortunately, cloud solutions such as Amazon Web Services, Google Earth Engine and others platforms provide an access to Sentinel-1, Sentinel-2 and Landsat data with spatial resolution from 10 to 30 m, opportunities for quick and convenient way of geospatial data proce...
This work is devoted to the study of temporary changes in land cover types within the nature reserve fund of Ukraine. First of all, this is an analysis of the forestcover change (deforestation or reforestation) according to the open data of GlobalForest Change 2000–2020 with a spatial resolution of 30 meters, with the definition of the most problem...
The article is devoted to solving an important applied problem of landfill search based on machine learning methods using high-resolution satellite data. The problem of accumulation and storage of waste in legal and unauthorized landfills is relevant today. Millions of tons of household waste are generated in Ukraine every year. The largest areas f...
The stockpiling and retention of waste is an actual problem for Ukraine today. Count of illegal dumps increases every day because many landfills are full. Special services of waste monitoring provide only partial information about the current state of waste dumps all over the country. They can’t analyse landfills’ size information and their changes...
Навчальний посібник «Аналіз даних. Лабораторний практикум» присвячено вивченню аналізу даних за допомогою мови Python студентами за спеціальністю 113 «Прикладна математика». Метою є отримання навичок аналізу даних, очистки даних та побудови моделей на основі наявних даних для їх подальшого використання. Посібник містить необхідний теоретичний матер...
1st July 2021 the law on the creation of land market start effect in Ukraine. As a result, land appraisal became cornerstone task in Ukrainian agriculture sector. The official methodology on land appraisal includes use of soil fertility characteristics combined with coefficients related to the distance to the infrastructure objects or settlements a...
Навчальний посібник «Методи глибокого навчання на різнорідних даних. Лабораторний практикум» присвячено вивченню методів та алгоритмів глибинного
навчання та аналізу гетерогенних геопросторових даних здобувачами вищої освіти за спеціальностю 113 «Прикладна математика» та може бути корисним для інших
технічних спеціальностей. Метою навчальної дисц...
Навчальний посібник «Методи аналізу великих гетерогенних даних. Лабораторний практикум» присвячено вивченню методів та алгоритмів аналізу гетерогенних геопросторових даних здобувачами вищої освіти за спеціальностю 113 «Прикладна математика» та може бути корисним для студентів інших технічних спеціальностей. Метою навчальної дисципліни є формування...
Навчальний посібник «Хмарні технології обробки даних. Лабораторний практикум» присвячено ознайомленню з підходами до використання хмарних платформ за спеціальностю 113 «Прикладна математика» та може бути корисним для здобувачів вищої освіти інших технічних спеціальностей. Метою навчальної дисципліни є формування у студентів здатностей засвоєння при...
Land degradation neutrality in Agenda 2030 is the scientific, politic, economic, and social UNCCD conceptual framework in sustainable development in epoch of world economy decarbonization – net zero carbon 2050. For monitoring this LDN process to decision making was proposed SDG 2.4.1. and 15.3.1 indicators on international and national levels.
To...
Based on the latest satellite data from the European Space Agency under the Copernicus program, which has been available since 2016, it is possible to receive satellite images of every land cover point on a regular basis. Such data are provided with a spatial resolution of 10 meters, which opens up a huge number of open problems for scientists and...
Earth’s atmosphere and surface is undergoing rapid changes due to urbanization, industrialization and globalization. Environmental problems such as desertification, soil depletion, water shortages, greenhouse gas (GHG) emissions warming the atmosphere, are increasingly significant and troubling consequences of human activities. UNEP forecast that u...
In this work, a statistical analysis of the time series of areas of majoritarian crops for 20 years (from 1998 to 2020) is carried out, and the influence of agro-climatic zones on the area of cultivation of major crops is analyzed. Climate change is acutely felt in the southern regions of Ukraine, increasing the production risk in the agricultural...
Based on modern satellite products Planet with high spatial resolution 3 meters, authors of this paper improved the neural network methodology for constructing land cover classification maps based on satellite data of high spatial resolution using the latest architectures of convolutional neural networks. The process of information
features formati...
Since the launch of ESA Copernicus program, satellite data of high resolution became publicly available and methods and tools for their automated processing to solve a wide range of applications have developed rapidly. An important scientific task is to assess land degradation and achieve zero levels of degradation. There are
many methods for deter...
The article is devoted to solving an important applied problem of landfill search based on machine learning methods using high-resolution satellite data. The problem of accumulation and storage of waste in legal and unauthorized landfills is relevant today. Millions of tons of household waste are generated in Ukraine every year. The largest areas f...
Проблема сталого розвитку міст привертає широку увагу в країнах всього світу, оскільки вона тісно пов’язана із якістю життя суспільства. Зростання площ міських територій часто є непропорційним відносно темпів зростання населення в країнах, що розвиваються, і тому цю розбіжність не можна контролювати за допомогою статистики. У цій статті здійснено д...
Ukraine is an associate member of the European Union, and in the coming years, it is expected that all the data and services already used by European Union countries will become available for Ukraine. An important program, which is the basis for building European monitoring services for smart cities, is the Copernicus program. The two most importan...
The annual harvest growth is very important for the development of the agricultural sector of each country. To ensure its growth, there is a need for modern monitoring of agricultural land indicators. These indicators are usually obtained directly from local agronomists, but this method of collecting information is too long and complicated. As a st...
Ukraine is an associate member of the European Union and in the coming years it is expected that all the data and services already used by European Union countries will become available for Ukraine. An important program, which is the basis for building European monitoring services for Smart Cities, is the Copernicus program. The two most important...
Ukraine is an associate member of the European Union and in the coming years it is expected that all data and services already used by EU countries will be available to Ukraine. The lack of quality national products for assessing the development and planning of urban growth makes it impossible to assess the impact of cities on the environment and h...
Sustainable Development Goals (SDGs) indicators assessment is a very important task for today’s global scientific communities. Remote sensing data has been used to solve many problems in the process of ensuring sustainable land use and city’s management. One such example is assessment of SDG indicator 11.3.1: "Ratio of land consumption rate to popu...
The ERA-PLANET Horizon 2020 project "The European Network for Observing our Changing Planet" is a contribution of the European Community for addressing the objectives of international agreements such as the Sustainable Development Goals (SDGs), the Paris Agreement on Climate and the Sendai Framework for Disaster Risk Reduction. One of the four stra...
Support of the economic growth of Ukrainian agriculture requires the development and effective use of innovative technologies. In particular, satellite analysis makes it possible to monitor the state of agricultural land by monitoring their qualitative and quantitative indicators of natural and climatic characteristics. Satellite monitoring of agri...
Ukraine is on the verge of the land market opening. This process should begin in 2020, when free sale of land will be introduced. Now, only the land lease is officially allowed. To ensure transparency, equity and reliability of this process, objective information on real land use and its history, crop development state in each vegetation season is...
For accurate crop classification, it is necessary to use time-series of high-resolution satellite data to better discriminate among certain crop types. This task brings the following challenges: a large amount of satellite data for download, Big data processing and computational resources for utilization of state-of-the-art classification approache...
The issues addressed in the article relate to the development of modern technology based on open source data compatible with the Copernicus Urban Atlas service. The city atlas of Kyiv was developed within the framework of the project H2020 ERAPLANET SMURBS (SMART URBan Solutions for air quality, disasters, and city growth). Kyiv became the first ci...
The last several years and onwards could be called the years of Big Free Data in domain of Remote Sensing. During the 2013-2016 period, several optical and synthetic aperture radar (SAR) remote sensing satellites were launched with high spatial resolution (10-30 m), in particular Sentinel-1A/B and Sentinel-2A within the European Copernicus program...
Останні кілька років можна назвати роками «Великих об’ємів даних» в дистанційному зондуванні Землі. Протягом 2013-2016 рр. були запущені декілька оптичних та радарних (SAR) супутників дистанційного зондування з високим просторовим розрізненням (10-30 м), зокрема Sentinel-1A/B та Sentinel-2A/B в межах європейської програми Copernicus [1]. Дані набор...
Представлено актуальнiсть поєднання креативних обчислень та принципу рiзнотипностi при формуваннi та пошуку iнновацiйних рiшень та результатiв при розв’язаннi нових прикладних задач.
At this stage of development of science in the world raises the question of new methods for solving optimisation and a large number of applications, i.e. the creation of innovative solutions. This article analyses the state of science in the direction of innovation solutions for different problems. In scope of the article the possibility of creativ...
In this article, the state of current research in Ukraine in the field of applied problems of Earth observations is analyzed in the context of participation of Ukraine in demonstration project of European Space Agency Sentinel-2 for Agriculture (Sen2-Agri), participation in SIGMA Project of 7th Framework Programme supported by European Commission,...
В роботi запропоновано модифiкацiю ДС-алгоритму для побудови чисельного розв’язку систем параболiчних рiвнянь другого порядку без мiшаних похiдних. Дослiджено iснування єдиного розв’язку системи рiзницевих рiвнянь. Встановлено, що похибка апроксимацiї має другий порядок. Перевагою алгоритму перед неявними рiзницевими схемами є те, що на кожному час...
We consider a modification of DS-algorithm for constructing numerical solution of parabolic equations without mixed second order derivatives. Investigated the existence of a single solution system of difference equations. Established that the approximation error has the second order. The advantage of the algorithm to the implicit differences scheme...
The mathematical model, describing the process of high energy beams radiation propagation is considered. The model is described by a system of partial differential equations with complex coefficients. A two-step finite difference algorithm (DS-algorithm) is proposed for numerical modeling. The main properties of the algorithm are investigated.