Get our free extension to see links to code for papers anywhere online!

Chrome logo Add to Chrome

Firefox logo Add to Firefox

Picture for Gengchen Mai

Time in a Box: Advancing Knowledge Graph Completion with Temporal Scopes


Nov 12, 2021
Ling Cai, Krzysztof Janowic, Bo Yan, Rui Zhu, Gengchen Mai


  Access Paper or Ask Questions

A Review of Location Encoding for GeoAI: Methods and Applications


Nov 07, 2021
Gengchen Mai, Krzysztof Janowicz, Yingjie Hu, Song Gao, Bo Yan, Rui Zhu, Ling Cai, Ni Lao

* International Journal of Geographical Information Science, 2021 
* 32 Pages, 5 Figures, Accepted to International Journal of Geographical Information Science, 2021 

  Access Paper or Ask Questions

Geographic Question Answering: Challenges, Uniqueness, Classification, and Future Directions


May 19, 2021
Gengchen Mai, Krzysztof Janowicz, Rui Zhu, Ling Cai, Ni Lao

* AGILE 2021 
* 20 pages, 3 figure, Full paper accepted to AGILE 2021 

  Access Paper or Ask Questions

SE-KGE: A Location-Aware Knowledge Graph Embedding Model for Geographic Question Answering and Spatial Semantic Lifting


Apr 25, 2020
Gengchen Mai, Krzysztof Janowicz, Ling Cai, Rui Zhu, Blake Regalia, Bo Yan, Meilin Shi, Ni Lao

* Transactions in GIS, 2020 
* Accepted to Transactions in GIS 

  Access Paper or Ask Questions

Semantically-Enriched Search Engine for Geoportals: A Case Study with ArcGIS Online


Mar 14, 2020
Gengchen Mai, Krzysztof Janowicz, Sathya Prasad, Meilin Shi, Ling Cai, Rui Zhu, Blake Regalia, Ni Lao

* AGILE 2020, Jun. 16 - 19, 2020, Chania, Crete, Greece 
* 18 pages; Accepted to AGILE 2020 as a full paper GitHub Code Repository: https://github.com/gengchenmai/arcgis-online-search-engine 

  Access Paper or Ask Questions

Multi-Scale Representation Learning for Spatial Feature Distributions using Grid Cells


Feb 16, 2020
Gengchen Mai, Krzysztof Janowicz, Bo Yan, Rui Zhu, Ling Cai, Ni Lao

* ICLR 2020, Apr. 26 - 30, 2020, Addis Ababa, ETHIOPIA 
* 15 pages; Accepted to ICLR 2020 as a spotlight paper 

  Access Paper or Ask Questions

TransGCN:Coupling Transformation Assumptions with Graph Convolutional Networks for Link Prediction


Oct 01, 2019
Ling Cai, Bo Yan, Gengchen Mai, Krzysztof Janowicz, Rui Zhu


  Access Paper or Ask Questions

Contextual Graph Attention for Answering Logical Queries over Incomplete Knowledge Graphs


Sep 30, 2019
Gengchen Mai, Krzysztof Janowicz, Bo Yan, Rui Zhu, Ling Cai, Ni Lao

* K-CAP 2019, Nov. 19 - 21, 2019, Marina del Rey, CA, USA 
* 8 pages, 3 figures, camera ready version of article accepted to K-CAP 2019, Marina del Rey, California, United States 

  Access Paper or Ask Questions