The actual grow of the infrastructure in develop country require sophisticate ways manage the operation and control the quality served. This research wants to concentrate in the operation of this infrastructure beyond the construction. The infrastructure’s operation involves an uncertain environment, where unexpected variables are present every day and everywhere. Decision makers need to make r...

In a competitive environment, selecting and effectively pursuing the right information systems/technology (IST) investments can be key factor in sustaining corporate viability and prosperity. This study examines the criteria used by 80 organizations in allocating strategic IST resources. Senior executives were asked to indicate which of 15 criteria they use in deciding among competing projects....

Based on the regional difference in soil fertility,the nutrient uptake of crop,the nutrient supplying capacity of soil and the response of fertilizers,etc.,this study took the 81th regiment of the 5th agricultural division in Xinjiang Bingtuan as the training and cooperative region,and established the information system of soil nutrients for cotton fields and recommendation model of fertilizati...

Industrial site selection is a complex process for owners and analysts. The process involves not only technical requirements, but also economical, social, environmental and political demands that may result in conflicting objectives. Because of the compound nature of the process, it requires simultaneous use of several decision support tools such as expert systems (ES), geographic information s...

Decision Support Systems (DDS) have developed to exploit Information Technology (IT) to assist decision-makers in a wide variety of fields. The need to use spatial data in many of these diverse fields has led to increasing interest in the development of Spatial Decision Support Systems (SDSS) based around the Geographic Information System (GIS) technology. The paper examines the relationship be...

The quality of GIS data cannot be assessed independently of what it should be used for (“fitness for use”); this assessment requires currently human expert interaction. If the user describes how he uses the data to make a decision, a general method for assessing the quality with respect to their decision is possible. The decision process is divided into two phases, the first producing a decisio...