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Full-Text Articles in Computer Engineering

A Free Exchange E-Marketplace For Digital Services, Wafa M. I. Ghonaim Aug 2013

A Free Exchange E-Marketplace For Digital Services, Wafa M. I. Ghonaim

Electronic Thesis and Dissertation Repository

The digital era is witnessing a remarkable evolution of digital services. While the prospects are countless, the e-marketplaces of digital services are encountering inherent game-theoretic and computational challenges that restrict the rational choices of bidders. Our work examines the limited bidding scope and the inefficiencies of present exchange e-marketplaces. To meet challenges, a free exchange e-marketplace is proposed that follows the free market economy. The free exchange model includes a new bidding language and a double auction mechanism. The rule-based bidding language enables the flexible expression of preferences and strategic conduct. The bidding message holds the attribute-valuations and bidding rules …


Semantics-Based Automated Quality Assessment Of Depression Treatment Web Documents, Yanjun Zhang Feb 2013

Semantics-Based Automated Quality Assessment Of Depression Treatment Web Documents, Yanjun Zhang

Electronic Thesis and Dissertation Repository

The past decade has witnessed a dramatic expansion in the amount of publicly available health care information on the Web. The health care information on the web, however, is of extremely variable quality. The evaluation of content quality is a big challenge because non-automated methods for information content rating can be easily overwhelmed by the huge data volume. This study proposes an automated approach for assessing the quality of web health care information through comparing the text content with evidence-based health care recommendations. This method relies on semantic analysis and text classification to identify the presentation of evidence-based recommendations in …