...s the level of service and the convenience factors. We have the following elements, Frequency of the service, in-vehicle travel time, the travel far... ...behaviour of a model are determined by activating the individual involved elements. This is achieved by ‘Clamping’ concepts of interest and includin... ...done by fixing the corresponding element in the input and the rest of the elements are given a value zero. Thus we have the input vector as a 1 × n ... ... effective strategic planning support with object- oriented expert systems elements and a hyperknowledge user interface. In this paper Carlsson and F... ...onversion link (black arrow, shown as a dotted line), a node (typically a chemical(s)) is converted into another node, and used up in the process. In... ... (blue arrows, shown as a thick line) represents an enzyme that enables a chemical conversion and does not get used up in the process. For figures pl... ...ustrial sectors. As an example a particular model may be suitable for the chemical industry but appropriate to service industry. 4. Models as desc... ...due to industries and in particular the problems faced by workers of some chemical industries and so on. Now we proceed on to define the notion of... ...lved in the inter-relations of concepts. 22. Can NRM be used to model a chemical plant? Justify your claim. 23. When the data is unsupervised wh...