Preface -- Enhancing Software Search with Semantic Information from Wikipedia -- Using Semantic Technology to Improve Recommender Systems Based on Slope One -- Finding, Extracting and Building Academic Linked Data -- Proactive Recommendation Based on EL Concept Learning -- Impact of Multimedia in Sina Weibo: Popularity and Life Span -- Ontology based Model and Procedure Creation for Topic Analysis -- On the Temporal Dynamics of Influence on the Social Semantic Web -- A Detailed Analysis of the Quality of Stream-Based Schema Construction on Linked Open Data -- Building Large Scale Knowledge Base for Relationships from Text -- Co-mention and Context Based Entity Linking -- An Approach of Text Sentiment Analysis for Public Opinion Monitoring System -- Music Recommendation Based on Label Correlation -- Inferring Public and Private Topics for Similar Events -- SemreX: A Semantic Association based Scientific Literature Sharing System -- Consequence Based Procedure for Description Logics with Self Restriction -- SAPOP: Semi-automatic Framework for Practical Ontology Population from Structured Knowledge Bases -- Exploring Information Flow Patterns between News Portals and Micro-blogging Platforms -- A Two-Step Non-redundant Subspace Clustering -- Exploiting Ontologiesto Rank Relationships between Patents -- Search Results Diversification Based on Swap Minimal Marginal Contribution -- Who are we talking about? Identifying Scientific Populations Online -- Study of Ontology Debugging Approaches based on the Criterion Set BLUEI2CI -- NJVR: The NanJing Vocabulary Repository -- Visualizing RDF Data Profile with UML Diagram -- Empirical Study of POI-oriented Focused Crawler -- Semantic Word Similarity Learned from Heterogeneous Knowledge Bases -- A Workload-based Partitioning Scheme for Parallel RDF Data Processing -- Chinese Micro Blog Sentiment Analysis Based on Semi-supervised Learning -- Lexicon-based Sentiment Analysis on Topical Chinese Microblog Messages -- Research on Indexing Page Collection Selection Method for Search Engine -- The Chinese Bag-of-Opinions Method for Hot-Topic-Oriented Sentiment Analysis on Weibo -- A Semantic-Driven Music Recommendation Model for Digital Photo Albums -- The DReW System for Nonmonotonic DL-Programs -- Accessing Information about Linked Data Vocabularies with vocab.cc -- Qualitative Cognition for Uncertainty Knowledge Using Cloud Model.

Semantic Web and Web Science focuses on exploring state of the art research in semantic web and web science. The rapidly evolving World Wide Web has led to revolutionary changes in the whole of society. The research and development of the semantic web covers a number of global standards of the web and cutting edge technologies, such as: linked data, social semantic web, semantic web search, smart data integration, semantic web mining and web scale computing.  These proceedings are from the Sixth Chinese Semantic Web Symposium.