Information retrieval Information storage and retrieval systems 17 Evaluation 5 Data processing 3 Computer programs 2 Ad hoc networks (Computer networks) 1 Attitudes 1 Behaviorism (Psychology) 1 Cost accounting 1 Cost effectiveness 1 Data mining 1 Digital libraries 1 Digital video 1 Dissertations 1 Dissertations, Academic 1 Film studies 1 Interactive computer systems 1 Internet 1 Learning strategies 1 Machine learning 1 Management information systems 1 Multimedia systems 1 Neural networks (Computer science) 1 Online social networks 1 Recommender systems (Information filtering) 1 Social aspects 1 Social influence 1 Teachers 1 XML (Document markup language) 1