Virtual and remote laboratories(VRLs) are e-learning resources which enhance the accessibility of experimental setups providing a distance teaching framework which meets the student's hands-on learning needs. In addition, online collaborative communication represents a practical and a constructivist method to transmit…

In this paper, we build on previous work on Belief Revision operators based on the use of logic programming with Answer Set semantics as a representation language. We present a set of postulates for Answer Set Revision with respect to…

This article reviews existing knowledge concerning the epidemiology, instruments and regulatory criteria currently used to evaluate artificial turf soccer pitches. Recent years have seen tremendous growth in the use of artificial turf as a playing surface for sports (rugby, soccer,…

The dissertation examines aesthetic, scientific and occult evocations of fluids such as air at the turn of the 20th century. Eighteenth century experimental philosophy postulated so-called "imponderable fluids" understood as instances of a subtle matter that fills empty space. The…

The reform of Spanish University System occurs for allow that the universities to board the needs derived from the new kinds of knowledge generation and transmission. The university’s objective is the formation of professionals capable of taking, analysing and elaborating…

Photopolymers are studied as holographic recording materials for recording computer-generated phase holograms. The recording was performed using a holographic copying process, in which the master is produced by means of a high resolution graphic device. To our knowledge it is…

This dissertation is the first comprehensive and interdisciplinary study of Ottoman economic thought within the context of modernization during the reign of Abdülhamid II (1876-1909). Drawing on a broad array of primary sources ranging from textbooks and manuals of economics…

The knowledge imperfections should be considered when modeling complex problems. A solution is to develop a model that reduces the complexity and another option is to represent the imperfections: uncertainty, vagueness and incompleteness in the knowledge base. This paper proposes…

A data warehouse (DW) system stores data from multiple data sources in integrated form and provides capabilities for monitoring business operations to ensure compliance to strategic goals. As such, DWs constitute a fundamental building block for Business Intelligence (BI) operations.…

There is a significant world-wide apprehension concerning perceived deficiencies in university students’ performance and a resulting decrease of knowledge level and competency development. This paper analyses the benefits of using a portfolio as a means of evaluating student progress and…