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Wyszukujesz frazę "geographical information system (GIS)" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
The management and data distribution system of the Hydrogeological Map of Poland 1 : 50,000
Autorzy:
Fert, M.
Mordzonek, G.
Węglarz, D.
Powiązania:
https://bibliotekanauki.pl/articles/2065881.pdf
Data publikacji:
2005
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
hydrogeology
database
geographical information system (GIS)
hydrogeological map
cartography
Opis:
The Hydrogeological Map of Poland (HMP) in 1:50,000 scale is an Intergraph technology based project. The HMPdatabase and its interfaces updating process was initiated in the year 2002. To make the project work a software environment was built to enable the execution of all tasks in the HMP’s sheet setup: import of vector and raster data, data verification (graphics and attributes), translation of GIS data into cartographic format, map printout and data storage. With the completion of the data collection process, the data management phase is to be initiated: data updating, addition of new information layers and distribution activity. These tasks will be run on the catchment and administration units basis. The paper is aimed to present these software solutions.
Źródło:
Przegląd Geologiczny; 2005, 53, 10/2; 940--941
0033-2151
Pojawia się w:
Przegląd Geologiczny
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Glacial and periglacial data integration in a GIS: methodology used in the Serra da Estrela, Portugal
Autorzy:
Vieira, G.T.
Powiązania:
https://bibliotekanauki.pl/articles/2059379.pdf
Data publikacji:
2000
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
Portugal
Serra da Estrela
glacial geomorphology
geographical information system (GIS)
Database Management System (DBMS)
Opis:
The methodology applied in the research in Serra da Estrela (Portugal) is to integrate glacial and periglacial geomorphological data in a Geographical Information System and a Database Management System. The main objective of the procedure is to make use of low cost software for geospatial data integration, statistical analysis and production of geomorphological maps. The digital storage format provides the means for fast access and easy transportation of the data during field campaigns. It is also a very useful way to store the geomorphological data, so it can be used in the future by other researchers working in the area.
Źródło:
Geological Quarterly; 2000, 44, 1; 27-31
1641-7291
Pojawia się w:
Geological Quarterly
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Bayesian Network approach for risk assessment to a spatially distributed power infrastructure in a GIS environment
Autorzy:
Quan, L. B.
Garrè, L.
Yang, Y.
Powiązania:
https://bibliotekanauki.pl/articles/2069299.pdf
Data publikacji:
2015
Wydawca:
Uniwersytet Morski w Gdyni. Polskie Towarzystwo Bezpieczeństwa i Niezawodności
Tematy:
risk assessment
geographical information system
GIS
Bayesian networks
Power Grids
Opis:
One of the most important applications of spatial data regards the ability to inform decision makers on spatially distributed and disaggregated hazards and risks, thus enhancing strategic decision making on how to manage and limit risks for a given area or region and prioritize investments. However, a full risk based adaptation assessment inside a Geographical Information System (GIS) can be cumbersome, since some complex tasks cannot be carried out directly. One example of these tasks involves Bayesian probabilistic analysis and decision making, which is a fundamental component of risk analysis, yet requires dedicated tools/software which usually do not belong to a standard GIS portfolio. For this reason, exploring the various capabilities of a GIS platform in connection with a Bayesian Network (BN) software is essential. The objective is to have an effective tool for knowledge representation and reasoning under the influence of uncertainty that can be displayed in a spatial manner. A case study using this tool was performed to assess the risk levels faced by the electrical distribution system of Long Island because of storm events as the Sandy Storm.
Źródło:
Journal of Polish Safety and Reliability Association; 2015, 6, 3; 127--132
2084-5316
Pojawia się w:
Journal of Polish Safety and Reliability Association
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Assessment of Surface Water Quality in the Hau Giang Province Using GIS and Statistical Approaches
Autorzy:
Thuan, Nguyen Cong
Powiązania:
https://bibliotekanauki.pl/articles/2173356.pdf
Data publikacji:
2022
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
GIS
geographical information system
multivariate statistics
water quality index
water supply
Opis:
The study aimed to assess the surface water quality in the Hau Giang province in 2021 at 44 locations (with a frequency of 5 times per year) using Principal Component Analysis (PCA), Cluster Analysis (CA) and GIS. Surface water quality was compared with the national technical regulation on surface water quality (QCVN 08-MT:2015/BTNMT, column A1) and Water Quality Index (WQI). The results showed that the surface water quality parameters of total suspended solids, organic matters, nutrients, coliform, and Fe far exceeded the allowable limits, while the Cl-, color, and CN- parameters were within the allowable limits of QCVN 08-MT:2015/BTNMT, column A1. The values of WQI showed that the water quality of the Hau Giang province ranged from poor to excellent. The water quality at the Vam Cai Dau and Hau River areas could only be exploited for water supply, but appropriate treatment is needed. CA divided the monitoring months into three distinct clusters and reduced the sampling sites from 44 to 33 locations, reducing 25% of monitoring cost per year. PCA revealed three main factors which could explain 69.0% of the variation in water quality. The water pollution sources were mainly industrial and agricultural discharges, domestic and urban activities, transportation activities, salinity, hydrological conditions and water runoff. The current findings provide useful information which support local environmental managers and water supply companies for safe and sustainable.
Źródło:
Journal of Ecological Engineering; 2022, 23, 9; 265--276
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Delineating suitable site for settlement in potential earthquake vulnerable areas using spatial multi-criteria decision analysis in the Sukabumi regency, Indonesia
Autorzy:
Ambarwulan, Wiwin
Nahib, Irmadi
Widiatmaka, Widiatmaka
Dewi, Ratna Sari
Munajati, Sri Lestari
Suwarno, Yatin
Sutrisno, Dewayany
Suprajaka, Suprajaka
Powiązania:
https://bibliotekanauki.pl/articles/2174276.pdf
Data publikacji:
2022
Wydawca:
Instytut Technologiczno-Przyrodniczy
Tematy:
Analytical Hierarchy Process
AHP
earthquake vulnerable area
Geographical Information System
GIS
land availability
regional planning
Opis:
Land suitability assessment is an important stage in land use planning that guides the direction of optima land use. The objective of this study was to select a suitable location for settlements in earthquake-prone areas using the integration of the Analytical Hierarchy Process (AHP) and Geographical Information System (GIS). In total, six maps were considered to determine a suitable location for settlements, namely topography, soil, geology, land cover/land use, a regional spatial planning pattern map, and an earthquake vulnerability map. The results showed that in medium earthquake-prone areas, the suitable land area which are available for settlement was 90.25 km2 (46.36% of the total land area available - 194.68 km2). Whereas in highly earthquake-prone areas, the suitable and available land area was 528.11 km2 (70.25% of the total land area in the high vulnerability zone - 751.81 km2). The research proved that AHP and GIS integration is very effective and robust for mapping land suitability in earthquake-prone areas. The results of the analysis can be used by planners to prioritize settlement development in the Sukabumi regency. The methodology developed is recommended to be applied in selecting locations for settlements in other parts of Indonesia.
Źródło:
Journal of Water and Land Development; 2022, 53; 10--21
1429-7426
2083-4535
Pojawia się w:
Journal of Water and Land Development
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-5 z 5

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