Geographical Domain and Geographical Information Systems

Decision support system (DSS) for site selection floodwater spreading schemes using remote sensing (RS) and geographical information systems (GIS)

Modelling bryophytes distribution pattern using environmental parameters of Iran in Geographical Information Systems (GIS): a case study of three genera Tortula, Grimmia and Bryum (Bryophyta)

In the present study, a modelling approach based on Geographical Information Systems (GIS) analysis is presented with the aim of identifying the influence of environmental parameters on three genera, namely, Tortula, Grimmia and Bryum as representatives of Iranian bryoflora. By using ArcGIS Desktop, we produced a model for environmental variables include altitude, precipitation, temperature and...

GeoVSM: An Integrated Retrieval Model for Geographic Information

Geographical information exists in multiple forms such as cartographical maps, images, and texts. Effective retrieval systems for geographical information are currently studied by both geospatial information scientists and library/information scientists. The two groups take quite different approaches which have rarely been explicitly compared and connected. This paper discusses the advantages a...

Geographical Information Systems and Computer Cartography

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Measuring Access to Urban Health Services Using Geographical Information System (GIS): A Case Study of Health Service Management in Bandar Abbas, Iran

Background The current distribution of and access to health services along with the future health needs of the population have prompted wide application of Geographic Information Systems (GISs). During recent years, GIS has been used in public health management for planning and organization of healthcare services. This study investigates geographical accessibility of residential areas in Bandar...

Every document has a geographical scope

It is a useful premise to assume that every document in a collection and every query issued to an information retrieval (IR) system is geography-dependent. If one can determine what area an article is about (i.e., its’ geographical scope), this information can be used to improve the accuracy with which people, places and organizations named in the article can be located. More importantly, geogr...