Big Data Theory and Foundation · Theoretical and Computational Models for Big Data · Information Quantitative and Qualitative for Big Data · Theories and Methodologies for Big Data Processing · Architectures and Designs of Big Data Processing Systems Big Data Infrastructure · Cloud/Grid/Stream Computing for Big Data · High Performance/Parallel Computing Platforms for Big Data · System Architectures, Platforms, Design, and Deployment for Big Data · Energy-efficient Computing for Big Data · Programming Models and Environments for Cluster, Cloud, and Grid Computing Big Data Management · Advanced Database and Web Applications for Big Data · Data Model and Structure for Big Data · Data Preservation and Provenance · Interfaces to Database Systems and Analytics Software · Data and Information Integration and Fusion for Big Data · Data Management for Mobile, Pervasive and Grid Computing · Scientific and Social Data Management and Workflow Optimization Big Data Search and Processing · Big Data Search Architecture, Scalability, and Efficiency · Algorithms and Architectures for Big Data Search, Mining and Processing · Search, Store and Process Big Data in Distributed, Grid and Cloud Systems · Semantic-based Big Data Analytics and Processing · Multi-Structured Multi-Domain Big Data Fusion and Integration · Ontology Representations and Processing in Big Data · Automatic and Machine Learning Methods for Big Data · Hadoop and MapReduce based Approaches for Big Data Processing Big Data Protection, Security and Privacy · Threat and Intrusion Detection for High Speed Networks · High Performance and Efficiency Data Cryptography · Privacy Threats Analysis for Big Data Systems · Visualizing Large Scale Security Data · Security and Risk in Big Data Processing · Trust, Reputation and Recommendation Systems for Big Data Systems · Privacy and Security Preservation for Multi-Level Security (MLS) Cross-domain Big Data Computing System Big Data Applications · Big Data Applications and Software in Science, Engineering, Healthcare, Finance, Business, Transportation, Telecommunications, etc. · Big Data Analytics in Small Business Enterprises, Public Sector and Government. · Big Data Industry Standards · Development and Deployment Experiences with Big Data Systems