Ling Cai

According to our database, Ling Cai authored at least 31 papers between 2019 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2025

GeoFM: how will geo-foundation models reshape spatial data science and GeoAI?

Krzysztof Janowicz, Gengchen Mai, Weiming Huang, Rui Zhu, Ni Lao, Ling Cai

Int. J. Geogr. Inf. Sci., September, 2025

The KnowWhereGraph: A Large-Scale Geo-Knowledge Graph for Interdisciplinary Knowledge Discovery and Geo-Enrichment.

Rui Zhu, Cogan Shimizu, Shirly Stephen, Colby K. Fisher, Thomas Thelen, Kitty Currier, Krzysztof Janowicz, Pascal Hitzler, Mark Schildhauer, Wenwen Li, Dean Rehberger, Adrita Barua, Antrea Christou, Ling Cai, Abhilekha Dalal, Anthony D'Onofrio, Andrew Eells, Mitchell Faulk, Zilong Liu, Gengchen Mai, Mohammad Saeid Mahdavinejad, Bryce D. Mecum, Sanaz Saki Norouzi, Meilin Shi, Yuanyuan Tian, Sizhe Wang, Zhangyu Wang, Joseph Zalewski

CoRR, February, 2025

The KnowWhereGraph ontology.

Cogan Shimizu, Shirly Stephen, Adrita Barua, Ling Cai, Antrea Christou, Kitty Currier, Abhilekha Dalal, Colby K. Fisher, Pascal Hitzler, Krzysztof Janowicz, Wenwen Li, Zilong Liu, Mohammad Saeid Mahdavinejad, Gengchen Mai, Dean Rehberger, Mark Schildhauer, Meilin Shi, Sanaz Saki Norouzi, Yuanyuan Tian, Sizhe Wang, Zhangyu Wang, Joseph Zalewski, Lu Zhou, Rui Zhu

J. Web Semant., 2025

2023

Towards general-purpose representation learning of polygonal geometries.

Gengchen Mai, Chiyu Jiang, Weiwei Sun, Rui Zhu, Yao Xuan, Ling Cai, Krzysztof Janowicz, Stefano Ermon, Ni Lao

GeoInformatica, April, 2023

HyperQuaternionE: A hyperbolic embedding model for qualitative spatial and temporal reasoning.

Ling Cai, Krzysztof Janowicz, Rui Zhu, Gengchen Mai, Bo Yan, Zhangyu Wang

GeoInformatica, April, 2023

Here Is Not There: Measuring Entailment-Based Trajectory Similarity for Location-Privacy Protection and Beyond.

Zilong Liu, Krzysztof Janowicz, Kitty Currier, Meilin Shi, Jinmeng Rao, Song Gao, Ling Cai, Anita Graser

CoRR, 2023

The Expertise Ontology: Modeling Expertise in the Context of Emergency Management.

Shirly Stephen, Mark Schildhauer, Ling Cai, Yuanyuan Tian, Kitty Currier, Cogan Shimizu, Krzysztof Janowicz, Pascal Hitzler, Anna Lopez-Carr, Andrew Schroeder, Zilong Liu, Rui Zhu, Colby K. Fisher, Gengchen Mai, Tony Huang

Proceedings of the Joint Ontology Workshops 2023 Episode IX: The Quebec Summer of Ontology co-located with the 13th International Conference on Formal Ontology in Information Systems (FOIS 2023), 2023

The KnowWhereGraph Ontology: A Showcase.

Cogan Shimizu, Shirly Stephen, Rui Zhu, Kitty Currier, Mark Schildhauer, Dean Rehberger, Pascal Hitzler, Krzysztof Janowicz, Colby K. Fisher, Mohammad Saeid Mahdavinejad, Antrea Christou, Adrita Barua, Abhilekha Dalal, Sanaz Saki Norouzi, Zilong Liu, Meilin Shi, Ling Cai, Gengchen Mai, Zhangyu Wang, Yuanyuan Tian

Proceedings of the Joint Ontology Workshops 2023 Episode IX: The Quebec Summer of Ontology co-located with the 13th International Conference on Formal Ontology in Information Systems (FOIS 2023), 2023

2022

Symbolic and subsymbolic GeoAI: Geospatial knowledge graphs and spatially explicit machine learning.

Gengchen Mai, Yingjie Hu, Song Gao, Ling Cai, Bruno Martins, Johannes Scholz, Jing Gao, Krzysztof Janowicz

Trans. GIS, 2022

Diverse data! Diverse schemata?

Krzysztof Janowicz, Cogan Shimizu, Pascal Hitzler, Gengchen Mai, Shirly Stephen, Rui Zhu, Ling Cai, Lu Zhou, Mark Schildhauer, Zilong Liu, Zhangyu Wang, Meilin Shi

Semantic Web, 2022

Reasoning over higher-order qualitative spatial relations via spatially explicit neural networks.

Rui Zhu, Krzysztof Janowicz, Ling Cai, Gengchen Mai

Int. J. Geogr. Inf. Sci., 2022

A review of location encoding for GeoAI: methods and applications.

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

Int. J. Geogr. Inf. Sci., 2022

Know, Know Where, Knowwheregraph: A Densely Connected, Cross-Domain Knowledge Graph and Geo-Enrichment Service Stack for Applications in Environmental Intelligence.

Krzysztof Janowicz, Pascal Hitzler, Wenwen Li, Dean Rehberger, Mark Schildhauer, Rui Zhu, Cogan Shimizu, Colby K. Fisher, Ling Cai, Gengchen Mai, Joseph Zalewski, Lu Zhou, Shirly Stephen, Seila Gonzalez Estrecha, Bryce D. Mecum, Anna Lopez-Carr, Andrew Schroeder, Dave Smith, Dawn J. Wright, Sizhe Wang, Yuanyuan Tian, Zilong Liu, Meilin Shi, Anthony D'Onofrio, Zhining Gu, Kitty Currier

AI Mag., 2022

Automatically Discovering Conceptual Neighborhoods Using Machine Learning Methods.

Ling Cai, Krzysztof Janowicz, Rui Zhu

Proceedings of the 15th International Conference on Spatial Information Theory, 2022

Geoparsing: Solved or Biased? An Evaluation of Geographic Biases in Geoparsing.

Zilong Liu, Krzysztof Janowicz, Ling Cai, Rui Zhu, Gengchen Mai, Meilin Shi

Proceedings of the 25th AGILE Conference on Geographic Information Science, 2022

Six GIScience Ideas That Must Die.

Krzysztof Janowicz, Rui Zhu, Judith Verstegen, Grant McKenzie, Bruno Martins, Ling Cai

Proceedings of the 25th AGILE Conference on Geographic Information Science, 2022

COVID-Forecast-Graph: An Open Knowledge Graph for Consolidating COVID-19 Forecasts and Economic Indicators via Place and Time.

Rui Zhu, Krzysztof Janowicz, Gengchen Mai, Ling Cai, Meilin Shi

Proceedings of the 25th AGILE Conference on Geographic Information Science, 2022

2021

Narrative Cartography with Knowledge Graphs.

Gengchen Mai, Weiming Huang, Ling Cai, Rui Zhu, Ni Lao

CoRR, 2021

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

Ling Cai, Krzysztof Janowicz, Bo Yan, Rui Zhu, Gengchen Mai

Proceedings of the K-CAP '21: Knowledge Capture Conference, 2021

Providing Humanitarian Relief Support through Knowledge Graphs.

Rui Zhu, Ling Cai, Gengchen Mai, Cogan Shimizu, Colby K. Fisher, Krzysztof Janowicz, Anna Lopez-Carr, Andrew Schroeder, Mark Schildhauer, Yuanyuan Tian, Shirly Stephen, Zilong Liu

Proceedings of the K-CAP '21: Knowledge Capture Conference, 2021

A Pattern for Features on a Hierarchical Spatial Grid.

Cogan Shimizu, Rui Zhu, Gengchen Mai, Colby K. Fisher, Ling Cai, Mark Schildhauer, Krzysztof Janowicz, Pascal Hitzler, Lu Zhou, Shirly Stephen

Proceedings of the IJCKG'21: The 10th International Joint Conference on Knowledge Graphs, Virtual Event, Thailand, December 6, 2021

SOSA-SHACL: Shapes Constraint for the Sensor, Observation, Sample, and Actuator Ontology.

Rui Zhu, Cogan Shimizu, Shirly Stephen, Lu Zhou, Ling Cai, Gengchen Mai, Krzysztof Janowicz, Mark Schildhauer, Pascal Hitzler

Proceedings of the IJCKG'21: The 10th International Joint Conference on Knowledge Graphs, Virtual Event, Thailand, December 6, 2021

Environmental Observations in Knowledge Graphs.

Rui Zhu, Shirly Stephen, Lu Zhou, Cogan Shimizu, Ling Cai, Gengchen Mai, Krzysztof Janowicz, Pascal Hitzler, Mark Schildhauer

Proceedings of the DaMaLOS, 2021

A Socially Aware Huff Model for Destination Choice in Nature-based Tourism.

Meilin Shi, Krzysztof Janowicz, Ling Cai, Gengchen Mai, Rui Zhu

Proceedings of the 24th AGILE Conference on Geographic Information Science, 2021

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

Gengchen Mai, Krzysztof Janowicz, Rui Zhu, Ling Cai, Ni Lao

Proceedings of the 24th AGILE Conference on Geographic Information Science, 2021

2020

SE-KGE : A location-aware Knowledge Graph Embedding model for Geographic Question Answering and Spatial Semantic Lifting.

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

Trans. GIS, 2020

Traffic transformer: Capturing the continuity and periodicity of time series for traffic forecasting.

Ling Cai, Krzysztof Janowicz, Gengchen Mai, Bo Yan, Rui Zhu

Trans. GIS, 2020

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

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

Proceedings of the 8th International Conference on Learning Representations, 2020

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

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

Proceedings of the 23rd AGILE Conference on Geographic Information Science, 2020

2019

Contextual Graph Attention for Answering Logical Queries over Incomplete Knowledge Graphs.

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

Proceedings of the 10th International Conference on Knowledge Capture, 2019

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

Ling Cai, Bo Yan, Gengchen Mai, Krzysztof Janowicz, Rui Zhu

Proceedings of the 10th International Conference on Knowledge Capture, 2019