1. RELINE: point-of-interest recommendations using multiple network embeddings

   • Giannis Christoforidis
   • Pavlos Kefalas
   • Yannis Manolopoulos

   Regular Paper 13 January 2021 Pages: 791 - 817

   

2. Natural language question answering over knowledge graph: the marriage of SPARQL query and keyword search

   • Xin Hu
   • Jiangli Duan
   • Depeng Dang

   Regular Paper 15 January 2021 Pages: 819 - 844

   

3. Transfer learning for fine-grained entity typing

   • Feng Hou
   • Ruili Wang
   • Yi Zhou

   Regular Paper 13 February 2021 Pages: 845 - 866

   

4. Towards metrics-driven ontology engineering

   • Alba Fernández-Izquierdo
   • María Poveda-Villalón
   • Raúl García-Castro

   Regular Paper 23 February 2021 Pages: 867 - 903

   

5. AQUA+: Query Optimization for Hybrid Database-MapReduce System

   • Zhifei Pang
   • Sai Wu
   • Yuqing Xie

   Regular Paper 05 February 2021 Pages: 905 - 938

   

6. Tracking triadic cardinality distributions for burst detection in high-speed graph streams

   • Junzhou Zhao
   • Pinghui Wang
   • Xiaohong Guan

   Regular Paper 18 January 2021 Pages: 939 - 969

   

7. Selectivity estimation with density-model-based multidimensional histogram

   • Meifan Zhang
   • Hongzhi Wang

   Regular Paper 02 February 2021 Pages: 971 - 992

   

8. Distributed processing of regular path queries in RDF graphs

   • Xintong Guo
   • Hong Gao
   • Zhaonian Zou

   Regular Paper 13 January 2021 Pages: 993 - 1027

   

9. Multi-layer linear embedding with feature subset selection

   • F. Dornaika

   Short Paper 18 January 2021 Pages: 1029 - 1043