Ants Torim

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Use case diagrams are the core diagrams of the Unified Mod-eling Language (UML), de facto standard for software modeling. They are used to visualize relations between the users (Actors) and the func-tionality of the software system (Use Cases). Galois sub hierarchy (GSH) is a sub-order of the concept lattice that contains only concepts with object or(More)
We propose a new way for describing data tables that is inspired by decision trees. Our goal is to summarize entire data table with one " average " object called best decision. The best decision is defined here as a decision that achieves the greatest value of a weight function. In our paper we first review computationally simple weight function for(More)
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