-
Chapter and Conference Paper
ArgP2P: An Argumentative Approach for Intelligent Query Routing in P2P Networks
The Internet is a cooperative and decentralized network built out of millions of participants that share large amounts of information. Peer-to-peer (P2P) systems go hand-in-hand with this huge decentralized ne...
-
Chapter and Conference Paper
Multi-objective Query Optimization Using Topic Ontologies
Formulating search queries based on a thematic context is a challenging problem due to the large number of combinations in which terms can be used to reflect the topic of interest. This paper presents a novel ...
-
Chapter and Conference Paper
Tuning Topical Queries through Context Vocabulary Enrichment: A Corpus-Based Approach
Context-based Web search has become an important research area and many strategies have been proposed to reflect contextual information in search queries. Despite the success of some of these proposals they st...
-
Article
Algorithmic Computation and Approximation of Semantic Similarity
Automatic extraction of semantic information from text and links in Web pages is key to improving the quality of search results. However, the assessment of automatic semantic measures is limited by the coverag...
-
Chapter and Conference Paper
Argument-based User Support Systems using Defeasible Logic Programming
Over the last few years, argumentation has been gaining increasing importance in several Al-related areas, mainly as a vehicle for facilitating rationally justifiable decision making when handling incomplete a...
-
Chapter and Conference Paper
Context and Relevance: A Pragmatic Approach
In recent years, AI research has started to take seriously the role of context in develo** models. This trend is heralded by a departure from logic-based views and their over-emphasis on the formal aspects o...
