Data processing Information retrieval 7 Information storage and retrieval systems 3 Computer programs 2 Content-based image retrieval 2 Digital techniques 2 Image processing 2 Ontologies (Information retrieval) 2 Arabic language 1 Biodiversity 1 Computer algorithms 1 Cross-language information retrieval 1 Dissertations 1 Dissertations, Academic 1 Information services 1 Japanese language 1 Latent semantic indexing 1 Multimedia systems 1 Recommender systems (Information filtering) 1 Scientific applications 1 Semantic Web 1 Semantics 1 Text processing (Computer science) 1 Tourism 1 Translating and interpreting 1 Word formation 1