| 摘要 |
The invention relates to a computer system (1) comprising means for storing data and an inquiry unit for determining output variables using the stored data. The data is classed according to pre-defined categories which form an integral part of at least one stored categorial structure constituting an object model. The categories are allocated attributes which are passed on inside a categorial structure. At least one interference unit (5) is provided as the inquiry unit, by which means rules can be evaluated, said rules enabling links between pre-defined categories and/or attributes. |
