Results 61 to 70 of about 2,680 (210)

Geoinformation support of geoportals of territorial communities: pre-war realities and post-war prospects

open access: yesВісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія
Problem statement. Ukraine has a wide and diverse experience in the creation of cartographic support, implementation of geoinformation systems, databases and web mapping as client-service technologies and geoportals. However, the requirements and quality
Anton Achkasov   +3 more
doaj   +1 more source

Current status and future directions of geoportals

open access: yesInternational Journal of Digital Earth, 2019
Geoportals are a consolidated web-based solution to provide open spatial data sharing and online geo-information management. Their roles and possible advancements according to the Digital Earth vision and implementation require investigations. This paper presents a review of the literature concerning geoportals and serves the following primary purposes.
Hao Jiang   +4 more
openaire   +2 more sources

A Dynamic Model for Extreme Hourly Precipitation

open access: yesEnvironmetrics, Volume 37, Issue 3, April 2026.
ABSTRACT Despite the scarcity of comprehensive studies at a global scale, many regional analyses report increases in extreme hourly precipitation values. The growing interest in assessing trends in extreme hourly precipitation has outpaced the development of new statistical tools tailored to their features. Typical analyses employ Extreme Value Theory (
Debbie J. Dupuis   +2 more
wiley   +1 more source

High‐Resolution Digital Terrain Model and Land‐Surface Parameters of São Sebastião and Ilhabela, Southeastern Brazil

open access: yesGeoscience Data Journal, Volume 13, Issue 2, April 2026.
The first openly accessible 2 m‐resolution lidar‐based DTM and an extensive set of land‐surface parameters (LSPs) for the region of São Sebastião and Ilhabela, southeastern Brazil, reveal geomorphological features previously indiscernible, including past landslide deposits, drainage captures and structural lineaments.
Rebeca Durço Coelho   +3 more
wiley   +1 more source

GEOPORTAL FOR SEARCHING AND VISUALIZATION OF CADASTRAL DATA

open access: yes, 2018
Geoportal is an indispensable part of the national spatial data infrastructure and a central point of access to spatial data. The paper presents the development of a geoportal based on the principles of service-oriented architecture.
Đurić, Mladen
core   +2 more sources

Automated Road Crack Localization for Spatially Guided Highway Maintenance

open access: yesTransactions in GIS, Volume 30, Issue 2, April 2026.
ABSTRACT Highway networks are crucial for economic prosperity. Climate change‐induced temperature fluctuations are exacerbating stress on road pavements, resulting in elevated maintenance costs. This underscores the need for precisely targeted maintenance strategies.
Steffen Knoblauch   +3 more
wiley   +1 more source

Reconstructing human‐induced geomorphic changes through historical maps and multitemporal remote sensing data in the Cancano–San Giacomo di Fraele reservoirs (Central Alps, Italy)

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 3, March 2026.
Reconstructing ~200 years of landscape change at the Cancano–San Giacomo hydroelectric system (Central Alps), we integrate historical cartography, archival photographs, multitemporal aerial/satellite imagery and field validation to map pre‐ and post‐impoundment landforms.
Luca Forti   +8 more
wiley   +1 more source

Analysis of County Geoportals in Terms of Opportunities to Purchase Data of the Register of Real Estate Prices and Values Online

open access: yesReal Estate Management and Valuation, 2019
We live in an information society for which the Internet, as a global system of connections between computers and, consequently, databases stored in them, plays a highly important part. Hence, more and more real property data are available.
Halik Łukasz
doaj   +1 more source

Geoportal Usability Evaluation

open access: yes, 2011
GeoTest is a project initiated by Future Position X (a GIS cluster organization in Gävle, Sweden), the National Land Survey of Sweden (NLS) and the University of Gävle.
Östman, Anders, He, Xin, Persson, Hans
core   +1 more source

Il Geoportale Nazionale del Ministero dell'ambiente e della Tutela del Territorio e del Mare

open access: yesGEOmedia, 2010
MATTM National Geoportal The National Geoportal has been recently developed by the italian Department of the Environment and Land Protection (MATTM) and represents an asnwer to all the issues connected to a growing need of Geographic Informations.
Salvatore Costabile
doaj   +2 more sources

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