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Wyszukujesz frazę "Remote sensing" wg kryterium: Temat


Tytuł:
Satellite Image Fusion Using a Hybrid Traditional and Deep Learning Method
Autorzy:
Hammad, Mahmoud M.
Mahmoud, Tarek A.
Amein, Ahmed Saleh
Ghoniemy, Tarek S.
Powiązania:
https://bibliotekanauki.pl/articles/27314300.pdf
Data publikacji:
2023
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
deep learning image fusion
remote sensing image fusion
remote sensing optical image
pan-sharpening
remote sensing image
Opis:
Due to growing demand for ground-truth in deep learning-based remote sensing satellite image fusion, numerous approaches have been presented. Of these approaches, Wald’s protocol is the most commonly used. In this paper, a new workflow is proposed consisting of two main parts. The first part targets obtaining the ground-truth images using the results of a pre-designed and well-tested hybrid traditional fusion method. This method combines the Gram–Schmidt and curvelet transform techniques to generate accurate and reliable fusion results. The second part focuses on the training of a proposed deep learning model using rich and informative data provided by the first stage to improve the fusion performance. The demonstrated deep learning model relies on a series of residual dense blocks to enhance network depth and facilitate the effective feature learning process. These blocks are designed to capture both low-level and high-level information, enabling the model to extract intricate details and meaningful features from the input data. The performance evaluation of the proposed model is carried out using seven metrics such as peak-signal-to-noise-ratio and quality without reference. The experimental results demonstrate that the proposed approach outperforms state-of-the-art methods in terms of image quality. It also exhibits the robustness and powerful nature of the proposed approach which has the potential to be applied to many remote sensing applications in agriculture, environmental monitoring, and change detection.
Źródło:
Geomatics and Environmental Engineering; 2023, 17, 5; 145--162
1898-1135
Pojawia się w:
Geomatics and Environmental Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Geoinformatics - an integrated spatial research tool
Autorzy:
Olędzki, Jan Romuald
Kwiatkowska, Joanna M.
Powiązania:
https://bibliotekanauki.pl/articles/2029427.pdf
Data publikacji:
2004-06-01
Wydawca:
Uniwersytet Warszawski. Wydział Geografii i Studiów Regionalnych
Tematy:
geoinformatics
remote sensing
geography
Opis:
The structure of geoinformatics can be understood in many ways, what can be seen from the more or the less complex schemas published in various articles. Geoinformatics creates new possibilities for the precise analysis of spatial phenomena, such as for following their dynamics or defining the associations existing between their components. The use of remote sensing data in such research, takes to another level those areas of knowledge, in which there nevertheless still is a scarcity of reliable materials. It also enables the current monitoring of those phenomena which can't be investigated and estimated in any other way, as well as the modeling of spatial (geographical) phenomena. Since 1996, many studies have been performed at the Laboratory of Remote Sensing of the Environment at the University of Warsaw, in which remote sensing data were integrated with data obtained by other means.
Źródło:
Miscellanea Geographica. Regional Studies on Development; 2004, 11; 323-331
0867-6046
2084-6118
Pojawia się w:
Miscellanea Geographica. Regional Studies on Development
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of ship motion on acoustic remote sensing
Autorzy:
Tegowski, J.
Zielinski, A.
Powiązania:
https://bibliotekanauki.pl/articles/332057.pdf
Data publikacji:
2003
Wydawca:
Polskie Towarzystwo Akustyczne
Tematy:
ship motion
acoustic remote sensing
Opis:
Ship motion affects quality of acoustic data collected by various acoustic remote sensing systems used for bottom and fisheries surveying. The angular position of an acoustic beam changes in time from its nominal position vertical to sea surface. This motion affects the acoustic returns from the bottom and other targets by changing their intensity and arrival times. In this paper we illustrate these effects on bottom returns obtained using single beam sonar.
Źródło:
Hydroacoustics; 2003, 6; 205-214
1642-1817
Pojawia się w:
Hydroacoustics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Advanced technologies in aerial mapping
PAŽANGIOSIOS AEROKARTOGRAFAVIMO TECHNOLOGIJOS
Autorzy:
Ruzgienė, Birutė
Kuklienė, Lina
Kuklys, Indrius
Jankauskienė, Dainora
Powiązania:
https://bibliotekanauki.pl/chapters/2196850.pdf
Data publikacji:
2022
Wydawca:
Politechnika Białostocka. Oficyna Wydawnicza Politechniki Białostockiej
Tematy:
aerial mapping
remote sensing
photogrammetry
Opis:
Aerial mapping is one of the most advanced methods to obtain information about the surface of the Earth and other objects using remote sensing technology. The quality of cartographic products and 3D models mainly depends on the success of aerial photography/ scanning mission, qualified guidance of photogrammetric workflow, appropriate realization of aerial mapping requirements.
Źródło:
Future of the city; 227-251
9788367185271
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Application of remote sensing methods in geological mapping
Autorzy:
Graniczny, M.
Powiązania:
https://bibliotekanauki.pl/articles/2065882.pdf
Data publikacji:
2005
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
geological mapping
photogeology
remote sensing
Opis:
Aerial photographs are a source of geological information that may be unobtainable elsewhere. If the fullest use is to be made of this information for the purpose of geological mapping, there must be a planned integration of the photogeological work with the field and laboratory investigations. The appearance of the first satellites for civil purposes on the beginning of the 1970s (such as ERTS – Landsat series), of most land areas of the Earth has provided new opportunity for photogeologists. Many areas can now be studied and mapped geologically for which neither adequate maps nor vertical aerial photograps were available. The advantages of the present satellite systems and examples of their application by specialists of the Polish Geological Institute are presented in this paper. Nowadays, it is practically impossible to imagine performing geological mapping without application of remote sensing data and analysis. Development of new technologies is very fast and new borne techniques are coming like permanent scatter interferometry, laser scanning etc. However, we should always remember, that they are only very useful tools to help geologists in their field mapping art and practise.
Źródło:
Przegląd Geologiczny; 2005, 53, 10/2; 907-912
0033-2151
Pojawia się w:
Przegląd Geologiczny
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Raport na temat stanu teledetekcji w Polsce w latach 2011-2014
The report on the state of remote sensing in Poland in 2011-2014
Autorzy:
Olędzki, J. R.
Powiązania:
https://bibliotekanauki.pl/articles/132235.pdf
Data publikacji:
2015
Wydawca:
Polskie Towarzystwo Geograficzne
Tematy:
teledetekcja
Polska
remote sensing
Polska
Opis:
The Remote Sensing Section of the Committee on Space Research of the Board of the Polish Academy of Sciences (PAS) prepared a report on the state of remote sensing in Poland in the period 2011-2014. The report discusses issues related to the training of specialists in the field of Remote Sensing in first, second and third cycle programmes of study and also major research programmes implemented by the leading Polish research and academic centres. The report was prepared on the basis of contributions provided by members of the Remote Sensing Section PAS: prof. dr hab. Katarzyna Dąbrowska-Zielińska (IGiK), prof. dr hab. Adam Krężel (University of Gdansk), dr hab. inż. Stanisław Lewiński (CBK PAN), dr Marek Ostrowski, dr Piotr Struzik (IMGW-Kraków), and researchers from higher education institutions: dr hab. inż. Kazimierz Bęcek (Wrocław University of Technology), dr hab. inż. Krzysztof Będkowski, (Warsaw Agricultural University, University of Łódz), prof. dr hab. Kazimierz Furmańczyk (University of Szczecin), prof. dr hab. Jacek Kozak (Jagiellonian University), dr hab. Zenon Kozieł (Nicolaus Copernicus University), dr hab. inż. Katarzyna Osińska--Skotak (Warsaw University of Technology), prof. dr hab. inż. Krystian Pyka (Academy of Mining and Metallurgy in Kraków), mgr inż. Paweł Szymański (Warsaw Agricultural University, University of Łódź), dr inż. Piotr Walczykowski (Military University of Technology), dr hab. inż. Piotr Wężyk (University of Agriculture in Kraków), dr hab. Bogdan Zagajewski (University of Warsaw). Prof. dr hab. Jan R. Olędzki, Chair of the Remote Sensing Section during the 2011-2014 term, member of the Committee on Space Research of the Presidium of the Polish Academy of Sciences, handled the editorial work and provided the necessary additions. According to the findings of the Remote Sensing Section, 34 different research institutions and organisations in Poland tackled remote sensing issues in the years 2011-2014. Among them were renowned universities with established traditions in remote sensing studies and those whose history in that regard is slightly shorter, in addition to research institutions, social organisations and commercial companies specialising in conducting various types of scientific and application research. They are listed in alphabetical order below, together with their addresses and websites. Since not all of the institutions submitted their reports, information on their activities can be obtained directly from their websites. Information about remote sensing activities was obtained from 30% of the institutions and organisations involved in this area of study. It should be noted, however, that these institutions are the most notable in the field in Poland. The submitted information reveals that at least 215 people were directly involved in remote sensing activities or collaborated with remote sensing teams. They implemented 128 research projects and published a total of 404 studies at home and abroad. In addition, 154 graduates were awarded MA degrees, 17 - PhD degrees; 6 were awarded postdoctoral degrees (doktor habilitowany) and one was awarded the title of professor. Tables 1 and 2 below show a summary of achievements of academic and research institutions. In the next part, the report presents detailed data on the institutions from which information was obtained: universities, research establishments, business organisations and NGOs.
Źródło:
Teledetekcja Środowiska; 2015, 53; 113-174
1644-6380
Pojawia się w:
Teledetekcja Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Drought Detection by Application of Remote Sensing Technology and Vegetation Phenology
Autorzy:
Uttaruk, Y.
Laosuwan, T.
Powiązania:
https://bibliotekanauki.pl/articles/125427.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
drought detection
remote sensing
vegetation phenology
Opis:
Drought is a natural phenomenon as it often occurs in the area of Yasothon province, northeastern of Thailand. It causes effects on vegetation condition in the area. Drought information might be useful for local government to prepare for prevention and mitigation plan in the future. For this reason, the primary objective of the research was to conduct the examination of this province to find severe drought years. Firstly, the researcher needed to find Normalized Differences Vegetation Index (NDVI) and Vegetation Condition Index (VCI) by analyzing monthly Landsat data acquired at different periods of time from January to December 2014, 2015, and 2016, covering 4,096 km2. Then, the researcher needed to find relationship between VCI and monthly rainfall represented in term of space and time. As results, VCI and its relationship with monthly rainfall were congruent. VCI showed that the drought area was 33.87% or 1,387.32 km2 of studied area in 2014, 16.24% or 665.19 km2 of studied area in 2015 and 27.95% or 1,144.83 km2 of studied area in 2016. Therefore, the most and the least severe drought years were 2014, 2016, and 2015 respectively.
Źródło:
Journal of Ecological Engineering; 2017, 18, 6; 115-121
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Mapping of mosquito (Culicidae) breeding sites using predictive geographic information methods
Autorzy:
Szabo, S.
Kenyeres, Z.
Bauer, N.
Gosztonyi, G.
Saringer-Kenyeres, T.
Powiązania:
https://bibliotekanauki.pl/articles/87816.pdf
Data publikacji:
2008
Wydawca:
Polskie Towarzystwo Geograficzne
Tematy:
mosquito
Culicidae
GIS
remote sensing
prediction
Opis:
Application of remote sensing and other GIS methods in the subject of mapping mosquito breeding sites has not been premised accordingly. Despite the facts that the duration of field surveys would be shortened and the effectiveness of action plans would be higher with the supportance of computer modelling techniques. This work aimed to evaluate the applicability of digital elevation models and aerial photographs in the prediction of mosquito breeding sites. Relief analysis was carried out seeking depressions based on elevation models created with TIN and kriging interpolation methods. Spectral analysis was performed on aerial photographs to identify the patches of higher water content or moisture. The results show that terrain analysis can not give acceptable results due to its resolution and accuracy. Spectral analysis of normal (visible range) photographs can be a useful tool in predicting of breeding sites. On grasslands the verificitaion revealed 91% correct results.
Źródło:
Prace Komisji Krajobrazu Kulturowego; 2008, 8; 255-270
1896-1460
2391-5293
Pojawia się w:
Prace Komisji Krajobrazu Kulturowego
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Polevojj spektral'nyjj apparatno-programmnyjj kompleks dlja podsputnikovojj validacii distancionnogo issledovanija rastitel'nosti
Field spectral vehicle-program complex for subsatellite validation research of vegetation controlled from distance
Autorzy:
Donec, V.
Kochubejj, S.
Jacenko, V.
Brovarec, A.
Kazancev, T.
Brovchenko, V.
Powiązania:
https://bibliotekanauki.pl/articles/76661.pdf
Data publikacji:
2014
Wydawca:
Komisja Motoryzacji i Energetyki Rolnictwa
Tematy:
remote sensing
validation
spectrometer
technical characteristics
Źródło:
Motrol. Motoryzacja i Energetyka Rolnictwa; 2014, 16, 3
1730-8658
Pojawia się w:
Motrol. Motoryzacja i Energetyka Rolnictwa
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Remote sensing using unmanned aerial vehicles for tourist-recreation lake evaluation and development
Autorzy:
Borkowski, Grzegorz
Młynarczyk, Adam
Powiązania:
https://bibliotekanauki.pl/articles/1051018.pdf
Data publikacji:
2019-03-31
Wydawca:
Uniwersytet im. Adama Mickiewicza w Poznaniu
Tematy:
remote sensing
drone
lake
tourism
recreation
Opis:
This article concerns the use of remote sensing methods to assess the potential of tourism and recreation of lakes by using unmanned aerial vehicles as a tool that offers new measurement possibilities in such difficult areas to research as river and lake systems. For the purpose of the study, air surveys over three lakes used for tourism and recreation purposes were planned and carried out. These were the following lakes: Swarzędzkie, Wolsztyńskie and Zbąszyńskie located in western Poland. The photos were taken with a RGB and a multispectral cameras. On the basis of calculated orthophotomaps and digital surface models, anthropogenic and natural values were assessed. The examples of the research show the versatile possibilities of using drones dependent on the type sensor used. Remote sensing performed from the deck of an unmanned aircraft is widely used in the study of lakes and is an alternative to existing land and water research methods.
Źródło:
Quaestiones Geographicae; 2019, 38, 1; 5-14
0137-477X
2081-6383
Pojawia się w:
Quaestiones Geographicae
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Survey of housing characteristics using drones: An experiment in the Alto das Pombas slum, Salvador de Bahia/Brazil
Autorzy:
Gomes, Joice Genaro
Pedrassoli, Julio Cesar
Powiązania:
https://bibliotekanauki.pl/articles/2054997.pdf
Data publikacji:
2021-09-01
Wydawca:
Uniwersytet im. Adama Mickiewicza w Poznaniu
Tematy:
slum upgrading
housing
drone
remote sensing
Opis:
Since the approval of the Brazilian Federal Technical Assistance Law, whose objective is to guarantee adequate technical assistance to the residents of poor areas to improve their homes, several municipalities have implemented programs, not always successful, to improve housing in slums. Aiming to subsidize these programs implementation workflow, the present paper analyses use of drones as a tool to gather information about the physical characteristics slum households in Salvador de Bahia city, Brazil. As an experiment we flight over a single census sector within the Alto das Pombas slum, and after image processing we extracted and organized the collected data, extracting the possible information that could be applied to identify and quantify the most precarious houses that could be prioritized from a health improvement perspective. We conclude that many of the necessary data needed, on the urbanistic scale in Brazilian slums, can benefit from drone photogrammetry at low cost and fast execution.
Źródło:
Quaestiones Geographicae; 2021, 40, 3; 169-182
0137-477X
2081-6383
Pojawia się w:
Quaestiones Geographicae
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Department of Geoinformatics and Applied Computer Science
Autorzy:
Chuchro, M.
Leśniak, A.
Powiązania:
https://bibliotekanauki.pl/articles/184448.pdf
Data publikacji:
2016
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
remote sensing
numerical modeling
geodynamic phenomena
Źródło:
Geology, Geophysics and Environment; 2016, 42, 2; 249-251
2299-8004
2353-0790
Pojawia się w:
Geology, Geophysics and Environment
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Using LIDAR topography data for determination of morphology and terrace levels of the River Ogre Valley in Middle Latvia Lowland
Autorzy:
Ivanovs, J.
Krievans, M.
Powiązania:
https://bibliotekanauki.pl/articles/184792.pdf
Data publikacji:
2016
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
geodetic technique
remote sensing technique
geomorphology
Opis:
Development of the geodetic and remote sensing techniques in the last decade makes it possible to carry out detailed geomorphological studies and acquire a high quality geospatially accurate data. One of the latest technologies available for collecting topography data is Light Detection and Ranging (LiDAR) which uses fast-firing laser to measure distances from small aircraft to the surface of the earth (Bowen et al. 2002). The study area occupies the Middle Latvia lowland. Previous studies of the River Ogre valley has been made in 1970s (Eberkhard 1972). Recent studies have been carried to supplement information of the distribution of river terraces. Riverbed of the River Ogre valley in Middle Latvia lowland is mostly straight or meandering, with individual branched stages. Valley width mostly ranging from 250 m to 500 m, while in some stages width is only 100 m, while in others reaches up to 1400 m. For this study, classified LiDAR data in ASCII format have been acquired from Latvian Geospatial Information Agency. Digital elevation model (DEM) with raster cell size 1×1 m has been made using Global Mapper v15software. DEMs with raster cell size 0.5×0.5 m and 2×2 m have been also made, however DEM with raster cell size 1×1 m was assessed as optimal, because the amount of data and information processing time, as well as terrain data quality is sufficient to achieve the objective. Such a choice of raster cell size is also based on other studies (Wheaton et al. 2010, Brasington et al. 2012). Longitudinal profile of the River Ogre has been made using DEM and is based on more than 400 valley cross profiles. The longitudinal profile consists of all of detected fragments of terraces, floodplain and elevation of valley margins.To ensure that the DEM is accurate, field observations were carried out and several terraces and shorelines of Quaternary palaeolakes were detected. For example, Zemgale palaeolake shoreline associated with River Ogre valley Ranka spectrum IV terrace, which is visible in the nature and clearly traced on elevation model. The obtained results show that six different terrace levels of Ranka spectrum were detected. I, II, and III terraces are related to levels of the River Daugava terraces, IV terrace is related to Zemgale paleolake but V and VI terrace is linked to various water levels of Daudzeva paleolake.
Źródło:
Geology, Geophysics and Environment; 2016, 42, 1; 76
2299-8004
2353-0790
Pojawia się w:
Geology, Geophysics and Environment
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wykorzystanie fotogrametrii i teledetekcji do zasilania Kociewskiego Systemu Informacji Przestrzennej
Autorzy:
Bielecka, E.
Powiązania:
https://bibliotekanauki.pl/articles/131264.pdf
Data publikacji:
1998
Wydawca:
Stowarzyszenie Geodetów Polskich
Tematy:
fotogrametria
teledetekcja
region
photogrammetry
remote sensing
Źródło:
Archiwum Fotogrametrii, Kartografii i Teledetekcji; 1998, 8; 23-1-23-7
2083-2214
2391-9477
Pojawia się w:
Archiwum Fotogrametrii, Kartografii i Teledetekcji
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Zastosowanie danych teledetekcyjnych oraz systemów informacji geograficznej (GIS) w geofizyce poszukiwawczej
Application of remote sensing data and geographical information systems (GIS) in exploration geophysics
Autorzy:
Burdziej, J.
Powiązania:
https://bibliotekanauki.pl/articles/132323.pdf
Data publikacji:
2008
Wydawca:
Polskie Towarzystwo Geograficzne
Tematy:
geofizyka
teledetekcja
GIS
geophysics
remote sensing
Źródło:
Teledetekcja Środowiska; 2008, 39; 124-129
1644-6380
Pojawia się w:
Teledetekcja Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł

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