On the opportunities and challenges of foundation models for geospatial artificial intelligence

G Mai, W Huang, J Sun, S Song, D Mishra… - arXiv preprint arXiv …, 2023 - arxiv.org
Large pre-trained models, also known as foundation models (FMs), are trained in a task-
agnostic manner on large-scale data and can be adapted to a wide range of downstream …

Csp: Self-supervised contrastive spatial pre-training for geospatial-visual representations

G Mai, N Lao, Y He, J Song… - … Conference on Machine …, 2023 - proceedings.mlr.press
Geo-tagged images are publicly available in large quantities, whereas labels such as object
classes are rather scarce and expensive to collect. Meanwhile, contrastive learning has …

Sphere2Vec: A general-purpose location representation learning over a spherical surface for large-scale geospatial predictions

G Mai, Y Xuan, W Zuo, Y He, J Song, S Ermon… - ISPRS Journal of …, 2023 - Elsevier
Generating learning-friendly representations for points in space is a fundamental and long-
standing problem in machine learning. Recently, multi-scale encoding schemes (such as …

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

G Mai, Y Hu, S Gao, L Cai, B Martins, J Scholz… - Trans …, 2022 - geography.wisc.edu
The field of Artificial Intelligence (AI) can be roughly divided into two branches: Symbolic
Artificial Intelligence and Connectionist Artificial Intelligence (or so-called Subsymbolic AI) …

The challenges of integrating explainable artificial intelligence into GeoAI

J Xing, R Sieber - Transactions in GIS, 2023 - Wiley Online Library
Although explainable artificial intelligence (XAI) promises considerable progress in
glassboxing deep learning models, there are challenges in applying XAI to geospatial …

On the opportunities and challenges of foundation models for geoai (vision paper)

G Mai, W Huang, J Sun, S Song, D Mishra… - ACM Transactions on …, 2024 - dl.acm.org
Large pre-trained models, also known as foundation models (FMs), are trained in a task-
agnostic manner on large-scale data and can be adapted to a wide range of downstream …

EVKG: An interlinked and interoperable electric vehicle knowledge graph for smart transportation system

Y Qi, G Mai, R Zhu, M Zhang - Transactions in GIS, 2023 - Wiley Online Library
Over the past decade, the electric vehicle (EV) industry has experienced unprecedented
growth and diversification, resulting in a complex ecosystem. To effectively manage this …

A hypergraph-based hybrid graph convolutional network for intracity human activity intensity prediction and geographic relationship interpretation

Y Wang, D Zhu - Information Fusion, 2024 - Elsevier
Human activity intensity prediction, ie, estimating the dynamic population distribution, is
crucial to many location-based applications, particularly intelligent transportation systems …

Qualitative spatial reasoning with uncertain evidence using Markov logic networks

M Duckham, J Gabela, A Kealy… - International Journal …, 2023 - Taylor & Francis
Probabilistic logics combine the ability to reason about complex scenes, with a rigorous
approach to uncertainty. This paper explores the construction of probabilistic spatial logics …

[HTML][HTML] SpatialScene2Vec: A self-supervised contrastive representation learning method for spatial scene similarity evaluation

D Guo, Y Yu, S Ge, S Gao, G Mai, H Chen - International Journal of Applied …, 2024 - Elsevier
Spatial scene similarity plays a crucial role in spatial cognition, as it enables us to
understand and compare different spatial scenes and their relationships. However …