Results 81 to 90 of about 5,203,657 (323)

A Scene–Object–Economy Framework for Identifying and Validating Urban–Rural Fringe Using Multisource Geospatial Big Data

open access: yesApplied Sciences
Rapid urbanization has led to the emergence of urban–rural fringes, complex transitional zones that challenge traditional urban–rural dichotomies.
Ganmin Yin   +3 more
doaj   +1 more source

A Practical Split-Window Algorithm for Estimating Land Surface Temperature from Landsat 8 Data

open access: yesRemote Sensing, 2015
This paper developed a practical split-window (SW) algorithm to estimate land surface temperature (LST) from Thermal Infrared Sensor (TIRS) aboard Landsat 8. The coefficients of the SW algorithm were determined based on atmospheric water vapor sub-ranges,
Chen Du   +4 more
doaj   +1 more source

Information strategies for Geographical Information Systems

open access: yesInternational Journal of Geographical Information Science, 1998
Recently, several publications have appeared that relate to the strategic dimension of GIS: how can GIS be aligned with business strategies, what strategic opportunities does GIS offer? In the broad range of elements identified in these discussions the critical observer will find quite different connotations of the concept of 'information strategy ...
openaire   +3 more sources

The use of a geographic information system to identify a dairy goat farm as the most likely source of an urban Q-fever outbreak

open access: yesBMC Infectious Diseases, 2010
BackgroundA Q-fever outbreak occurred in an urban area in the south of the Netherlands in May 2008. The distribution and timing of cases suggested a common source.
B. Schimmer   +8 more
semanticscholar   +1 more source

STPam: Software for Intelligently Analyzing and Mining Spatiotemporal Processes Based on Multi-Source Big Data

open access: yesISPRS International Journal of Geo-Information
Analyzing and mining spatiotemporal processes refers to the extraction of geographic phenomena from spatiotemporal data and the analysis of available geographic knowledge and patterns.
Rongjun Xiong   +5 more
doaj   +1 more source

DIG In: Evaluating Disparities in Image Generations with Indicators for Geographic Diversity [PDF]

open access: yesarXiv, 2023
The unprecedented photorealistic results achieved by recent text-to-image generative systems and their increasing use as plug-and-play content creation solutions make it crucial to understand their potential biases. In this work, we introduce three indicators to evaluate the realism, diversity and prompt-generation consistency of text-to-image ...
arxiv  

Geographic Information System for Labuan Island [PDF]

open access: yes, 2011
This project revolves around the construction of Geographic Information System for Labuan Island. The area of interest is focused on the data available for Labuan Island for be combined in a single software system.
Wan Khairul Anuar, Wan Mohamad Anas
core  

Classification in Geographical Information Systems [PDF]

open access: yes, 2004
The paper deals with the problem of knowledge discovery in spatial databases. In particular, we explore the application of decision tree learning methods to the classification of spatial datasets. Spatial datasets, according to the Geographic Information System approach, are represented as stack of layers, where each layer is associated with an ...
RINZIVILLO S, TURINI, FRANCO
openaire   +4 more sources

NGST-Net: A N-Gram based Swin Transformer Network for improving multispectral and hyperspectral image fusion

open access: yesInternational Journal of Digital Earth
Transformer-based deep networks have been widely employed for fusing multispectral and hyperspectral images because the global self-attention mechanism ensures that more pixel information is used in the fusion.
Ziyuan Feng   +4 more
doaj   +1 more source

Modularity maximization and tree clustering: Novel ways to determine effective geographic borders [PDF]

open access: yesarXiv, 2011
Territorial subdivisions and geographic borders are essential for understanding phenomena in sociology, political science, history, and economics. They influence the interregional flow of information and cross-border trade and affect the diffusion of innovation and technology.
arxiv  

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