Abstract. State-of-the-art proof presentation systems suffer from several deficiencies. First, they simply present the proofs without motivating why the proof is done as it is do...
The Hoare approach to program verification relies on the construction and discharge of verification conditions (VCs) but offers no support to trace, analyze, and understand the VCs...
Abstract. Justifications -- that is, minimal entailing subsets of an ontology -- are currently the dominant form of explanation provided by ontology engineering environments, espec...
In this work, we present the design and implementation of a system for proof explanation in the Semantic Web, based on defeasible reasoning. Trust is a vital feature for Semantic ...
Dynamically providing students with clear explanations of complex spatial concepts is critical for a broad range of knowledge-based educational and training systems. This calls fo...
Stuart G. Towns, Charles B. Callaway, James C. Les...