By Seppe Cassettari Phd (auth.), Seppe Cassettari Phd (eds.)
This e-book used to be encouraged by way of the revolution in geographical info structures in the course of the past due Seventies and Nineteen Eighties which brought to many the concept that of computer-based details structures for spatially referenced facts. The map, the aerial photo and the satellite tv for pc snapshot have been wedded to a database of textual details during the speedily constructing know-how of robust pix workstations. This introduced the talents of the geographer to quite a lot of disciplines and experts. yet this booklet isn't in regards to the easy recommendations of geographical info structures themselves. it's not approximately or software program in keeping with se, nor the vital ideas of geo-referenced info dealing with outfitted into such structures; those are to be present in an increasing number of introductory texts at the topic. as a substitute the focal point of this publication is on of geo-information administration. the a lot wider matters whereas an figuring out of the structures, their functions and barriers is critical, of higher value to the longer term program of geographical knowing to challenge fixing is the broader context of data dealing with. Spatial facts have gotten more and more very important in figuring out the problems that confront the area. bankruptcy 1 is a dialogue of the overall matters which relate to administration and data platforms. It concludes with evaluation of spatial selection help platforms that are of accelerating value to the GIS community.
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Extra info for Introduction to Integrated Geo-information Management
GeoBooks, Norwich. Openshaw, S. (1991) Developing appropriate spatial analysis methods for GIS. In: Geographical Information Systems Vol 1: Principles. Eds. Maguire, D. , Goodchild, M. F. and Rhind, D. , Longman, London, pp. 389-402. , Rhind, D. and Shepard, 1. (1992) Postcodes. The New Geography. Longman, London. Rhind, D. W. and Clark, P. (1988) Cartographic data inputs to global databases. In: Building Databases for Global Science. Ed. Mounsey H. , Taylor and Francis, London, pp. 79-104. , Newman, I and Walker, D.
Many GIS solutions have been limited in scope with a tendancy not to be integrated within the broader information strategy of an organisation. Information integration is the key to successful geoinformation management. In some cases the ability to handle spatial information can lead to a complete review of the information handling environment and a reassessment of the criteria for decision-making. 9 Spatial decision support systems While the information system has to reflect the availability and use of spatial data, so the decision-making culture has to adjust to include the results of spatial information manipulation and analysis.
Results from data manipulations are consistent and repeatable. The computer processes are efficient. The data model on the other hand is the definition and formalisation of the semantics for a particular spatial concept (Egenhofer and Herring, 1991). The use of geographic information can embrace a number of spatial concepts. For example the location of furniture in a room and a person's ability to move around the room without hitting the furniture is based on the knowledge that each object has a known size and location within the geographic space that is the room.