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A UML profile for multidimensional modeling in data warehouses

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A UML Based Approach for Modeling ETL Processes in Data Warehouses

This paper provides the necessary mechanisms for an easy and quick specification of the common operations defined in these ETL processes such as, the integration of different data sources, the transformation between source and target attributes, the generation of surrogate keys and so on.
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Extending the UML for Multidimensional Modeling

This paper presents an extension of the Unified Modeling Language (UML), by means of stereotypes, to elegantly represent main structural and dynamic MD properties at the conceptual level, made use of the Object Constraint Language (OCL) to specify the constraints attached to the defined stereotypes, thereby avoiding an arbitrary use of these stereotypes.
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Current state of Linked Data in digital libraries

A study about the current uses of Linked Data in digital libraries, including the most important implementations around the world, is presented, outlining the best practices found in each experience and identifying gaps and future trends.
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Egovernment and web accessibility in South America

The preliminary results of the research show that the majority of e-government websites do not provide adequate levels of web accessibility: the government, the Parliament and the Senate websites.
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Bridging the accessibility gap in Open Educational Resources

This work presents a proposal for the design of OER websites that would enable equitable access for all users and goes beyond compliance with the ISO/IEC 40500 W3C Web Content Accessibility Guidelines (WCAG) 2.0.
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Data Mapping Diagrams for Data Warehouse Design with UML

This paper presents a disciplined framework for the modeling of the relationships between sources and targets in different levels of granularity and extends UML (Unified Modeling Language) to model attributes as first-class citizens.
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Web accessibility of MOOCs for elderly students

The purpose of this paper is to raise awareness towards a better understanding of the web accessibility challenges that elderly students of MOOCs face.
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A Comprehensive Method for Data Warehouse Design

This paper has been supported by a grant from the State Secretary of Education and Universities (Spanish Ministry of Education, Culture and Sport) and the Spanish Ministry of education, culture and Sport.
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Adaptive Content Presentation Extension for Open edX Enhancing MOOCs Accessibility for Users with Disabilities

A three-layer architecture to extend the Massive Open Online Courses platform Open edX to enhance course content accessibility for users with disabilities and automatically applies all the necessary adaptations as commanded by the adaptive engine.
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