Calculable Concept

(synonym: Characteristic, Feature) (from ME ontology)

A characteristic that represents a combination of measurable attributes. Note 1: A calculable concept can be evaluated but cannot be measured as an attribute-at least in a non very trivial way such as “good” or “bad”. Note 2: A characteristic can have sub-characteristics.

Calculable-Concept Focus

It is a calculable concept which represents the root of a calculable-concept model. Note 1: A calculable-concept focus is associated to one entity super-category to be evaluated.

Calculable-Concept Model

(from ME ontology)

The set of calculable concepts and the relationships between them, which provide the basis for specifying the non-functional requirements and their further evaluation. Note 1: A possible instance of a Calculable-Concept Model is the ISO 25010 Quality-in-use Model.

Calculable-Concept View

Abstract relationship between one calculable-concept focus and one entity super-category. Note 1: Names of calculable-concept views are Quality View, Cost View, among others.

Entity Category

(synonym: Object Category)

(from ME ontology)

Object category that is to be characterized by measuring its attributes.

Entity Super-Category

Highest abstraction level of an entity category of value to be characterized and assessed in Software Engineering organizations. Note 1: Names of entity super-categories are Resource, Process, Software Product, System, System in use, among others.

Quality Focus

It is a calculable-concept focus for quality.

Quality View

It is a calculable-concept view for quality.


It is the entity super-category which embraces assets that can be assigned to processes, activities and tasks. Note 1: Examples of assets are Tool, Strategy, Software team, etc.

Resource Quality

It is the quality focus associated to the resource entity super-category to be evaluated.

Resource Quality View

It is the quality view that relates the resource quality focus with the resource entity super-category.