Distributed and Weighted Extreme Learning Machine for Imbalanced Big Data Learning Geospatial Data to Images: A Deep-Learning Framework for Traffic Forecasting Link-Privacy Preserving Graph Embedding Data Publication with Adversarial Learning A Classifier Using Online Bagging Ensemble Method for Big Data Stream Learning Annual Data Monthly Data Big Data and Data Science:Opportunities and Challenges of iSchools Smart Data for Digital Humanities E-Learning以学为主 E-Learning在非洲