This paper is a survey of the research topics in the field of Semantic Web, Linked Data and
Web of Data. This study looks at the contributions of this research community over its first …

RDF knowledge graphs are typically searched using triple-pattern queries. Often, triple-
pattern queries will return too many or too few results, making it difficult for users to find …

Intelligent Transportation System (ITS) has came up as important solution for safety of
automotive users. ITS deployment in near future will not only improve drivers and …

Several large uncertain knowledge bases (KBs) are available on the Web where facts are
associated with a certainty degree. When querying these uncertain KBs, users seek high …

During the last years, the study of fuzzy database query languages has attracted the
attention of many researchers. In this line of research, our group has proposed and …

Plausible reasoning reflects the" plasticity" element of human reasoning, which, by
leveraging the semantics of relevant concepts, allows dealing with incomplete data during …

Abstract “Why am I not getting the right answer?" is a question many Knowledge Base users
may ask themselves. In particular, novice users can easily make mistakes and find …

Abstract When querying Knowledge Bases (KBs), users are faced with large sets of data,
often without knowing their underlying structures. It follows that users may make mistakes …

Abstract When querying Knowledge Bases, users are faced with large sets of data, often
without knowing their underlying structures. It follows that users may make mistakes when …

Query relaxation has been proposed to cope with the problem of queries that produce none
or insufficient answers. The goal is to modify these queries to be able to produce alternative …