Semantic Round-Tripping in Conceptual Modelling using Restricted Natural Language.- PAIC: Parallelised Attentive Image Captioning.- Efficient kNN Search with Occupation in Large-scale On-demand Ride-hailing.- Trace-based Approach for Consistent Construction of Activity-Centric Process Models from Data-Centric Process models.- Approximate Fault Tolerance for Sensor Stream Processing.- Function Interpolation for Learned Index Structures.- DEFINE: Friendship Detection Based on Node Enhancement.- Semi-supervised Cross-modal Hashing with Graph Convolutional Networks.- Typical Snapshots Selection for Shortest Path Query in Dynamic Road Networks.- A Survey on Map-Matching Algorithms.- Gaussian Embedding of Large-scale Attributed Graphs.- Geo-Social Temporal Top-k Queries in Location-Based Social Networks.- Effective and Efficient Community Search in Directed Graphs Across Heterogeneous Social Networks.- Entity Extraction with Knowledge from Web Scale Corpora.