Data Quality & AI Quality Are not Independent

Ivan Jureta February 13, 2018August 10, 2021

How does the #quality of your #data affect the #design of your #AI ? pic.twitter.com/gFBo0JviLp
— ivanjureta (@ivanjureta) February 13, 2018

Paper | Peer-Reviewed | Quality

Normative Management of Web Service Level Agreements

ByIvan Jureta July 27, 2010August 10, 2021

Service Level Agreements (SLAs) are used in Service- Oriented Computing to define the obligations of the parties involved in a transaction. SLAs define these obligations, including for instance the expected service levels to be delivered by the provider, and the payment expected from the client. The obligations of the parties must be made explicit prior…

Conceptual Modeling | Paper | Peer-Reviewed | Quality

A Comprehensive Quality Model for Service-oriented Systems

ByIvan Jureta May 11, 2009August 10, 2021

In a service-oriented system, a quality (or Quality of Service) model is used (i) by service requesters to specify the expected quality levels of service delivery; (ii) by service providers to advertise quality levels that their services achieve; and (iii) by service composers when selecting among alternative services those that are to participate in a…

Incentives | Observability | Opinion

Speed vs Uncertainty

ByIvan Jureta September 10, 2021

Figures 1 and 2 show cost versus time; Figure 1 shows long iterations, Figure 2 short iterations. We choose to do something at time zero, at the origin of the graph in the Figure, and when we do so, we do it under some assumptions that we made at that time. Dashed red lines convey…

Agility | Incentives | Opinion

Value of Competence

ByIvan Jureta August 13, 2021August 13, 2021

If competence shortens learning, then its value is proportional to the cost of learning, that is, of iterations that would have been needed to achieve the effects of competence, but without having access to it.