This, the 40th issue of Transactions on Large-Scale Data- and Knowledge-Centered Systems, contains five revised selected regular papers. Topics covered include personalized social query expansion approaches, continuous query on social media streams, elastic processing systems, and semantic interoperability for smart grids and NoSQL environments.

Covers a wide range of topics in the fields of social networks, data stream systems, and linked data Details personalized social query expansion approaches and continuous query on social media streams Includes in-depth papers on elastic stream processing and semantic interoperability for smart grids and NoSQL environments

Inhalt

Personalized Social Query Expansion Using Social Annotations.- A Data Services Composition Approach for Continuous Query on Social Media Streams.- DABS: A Data-Aware Approach for Elastic Stream Processing.- SSG: An Ontology-Based Information Model for Smart Grids.- Bridging the Semantic Web and NoSQL Worlds: Generic SPARQL Query Translation and Application to MongoDB.