نتایج جستجو برای: geographic information systems

تعداد نتایج: 2154044  

2006
Vlad Tanasescu John Domingue

Abstract. User Oriented Geographical Information Systems, a recent adaptation of classical GIS concepts to everyday usage, are becoming more and more present in the web landscape. Recent developments show the need of adding higher semantic levels to the existing frameworks, to improve their usage, as well as to ease scalability. We point out limits of actual examples, related to handling hetero...

1991
Renato Barrera Andrew Frank Khaled Al-Taha

A workshop on temporal relations in Geographic Information Systems (GIS) was held on October 12-13, 1990, at the University of Maine. The meeting was sponsored by the National Center for Geographic Information and Analysis (NCGIA). Seventeen specialists gathered from the fields of Geography, GIS, and Computer Science to discuss users' requirements of temporal GIS and to identify the research is...

2016
Lin Liu

Artificial crime analysis and crime simulation is an emerging research area that has the potential of revealing hidden processes behind urban crime patterns and criminal justice system operations. This book takes an interdisciplinary approach, combining criminology, computer simulation, and geographic information systems to examine how crime patterns form and what can be done to prevent crime. ...

2015
Khalid A. Eldrandaly Soaad M. Naguib Mohammed M. Hassan K. A. Eldrandaly

Geographic Information Systems (GIS) have become a fact of our life as they are being used by more people and organizations for more complex decision problems than ever before. The use of GIS can achieve valuable benefits for individuals, organizations and society; however, the achievement of these benefits depends on the success of GIS. While information systems (IS) success models have receiv...

2003
Neelam Jain

To satisfy transport infrastructure requirement in a country in consonance to its developmental pace, decisions must be based on more reliable, update, relevant, easily accessible and affordable information. Geographic information system for transportation has now emerged as the technology with considerable potential for achieving dramatic gains in efficiency and productivity for multitude of t...

2011
V. K. Bansal Mahesh Pal

Paper presents a Geographic Information System (GIS) based quantity takeoffs methodology, which is helpful in increasing the productivity of quantity estimator by reducing the manual work in quantity takeoffs. Proposed methodology also reduces the missing or duplication of various items of work by visualizing each components corresponding to the items in space. Several scripts developed within ...

2004
Rahmi Nurhan Çelik Rahmi Nurhan ÇELİK N. Necla ULUĞTEKİN Rahmi Nurhan CELIK

Since developments of computerised information systems practically used in the market, many things has been swiftly and progressively changed in surveying profession; because the volubility of the positioning/spatial information has been well understood by the other professions who deal with the information systems. In fact, at the beginning, information systems have been developed without any ...

2003
John R. Weeks

Urban places represent built environments that are physically distinguishable from the natural environment, and are thus potentially identifiable through the use of remotely-sensed sources such as satellite images. The urban environment can be defined by classifying images and then combining that information with census data to create a quantitative index of the urban-rural continuum. This is b...

2004
Jacek Malczewski

There are three main objectives of this monograph: (i) to provide an introduction to geographical information technology along with an historical perspective on the evolving role of Geographic Information Systems (GIS) in planning, (ii) to overview relevant methods and techniques for GISbased land-use suitability mapping and modeling, and (iii) to identify the trends, challenges and prospects o...

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