We propose a modeling language for non-functional requirements (NFRs) that views NFRs
as requirements over qualities, mapping a software-related domain to a quality space. The …

Non-functional requirements (NFRs) have been the focus of research in Requirements
Engineering (RE) for more than 20 years. Despite this attention, their ontological nature is …

We live in the days of social software where social interactions, from simple notifications to
complex business processes, are supported by software platforms such as Facebook and …

Abstract In the Future Internet era, the way software will be produced and used will more and
more depend on the new challenges deriving from the virtually infinite number of software …

It is challenging to ask stakeholders to explicitly provide Non-Functional Requirements
(NFRs) for the software due to the domain-specific and context-sensitive nature. A formal …

The requirements elicited from stakeholders suffer from various afflictions, including
informality, incompleteness, ambiguity, vagueness, inconsistencies, and more. It is the task …

It is challenging to ask stakeholders to explicitly provide Non-Functional Requirements
(NFRs) for the software due to the domain-specific and context-sensitive nature. A formal …

Data quality is an important aspect in many fields. In citizen science application databases,
data quality is often found lacking, which is why there needs to be a method of integrating …

Goal models and business process models are used to document the business
requirements. Goal models describe the organizational concepts using a high abstraction …