Table 2.

Information-processing units. Each unit is defined by means of the used knowledge format, the inputs, outputs and the representation language

Information-processing units	Knowledge format	Input	Output	Representation language
Calculation functions	Mathematical expressions	Observation archetype items	Observation archetype items	GDL
Assessment of the degree of impairment	Cut-off level based severity rules	Observation archetype item	Evaluation archetype items	GDL
Assessment of cerebellar syndrome	Heuristic rules	Observation archetype items	Evaluation archetype items	GDL
Clinical synopsis	Scaled-down version of the HPO	Evaluation archetype items	Evaluation archetype items	OWL