q OntoMat – the Annotation Tool
q Cost of manual annotation (time required to annotate information
resources)
q Cost of semi-automatic annotation (trained on a given document
corpus)
q OntoWebber – Website development
q Cost of conventional website development and maintenance (80%!)
q Triple – Inference Engine
q Cost of building and integrating query and inference facilities for
specific data models
q Ontology Articulation
q Cost of manually determining the correspondences among ontologies
q Evaluation involved user studies
q Challenge:   So far no standard benchmarks in sight
q Needed to assure scalability to relevant military problems
q Help the scientific community with assessing research progress