Detecting spatial flow outliers in the presence of spatial autocorrelation

J Cai, MP Kwan - Computers, Environment and Urban Systems, 2022 - Elsevier
Spatial flow outlier (SFO) detection aims to discover spatial flows whose non-spatial attribute
values are significantly different from their neighborhoods. Different from spatial flow …

An approach based on maximal cliques and multi-density clustering for regional co-location pattern mining

D Wang, L Wang, X Wang, V Tran - Expert Systems with Applications, 2024 - Elsevier
Spatial co-location pattern (SCP) mining aims to mine the implicit relationships between
different spatial features. These features often have certain connections and co-occur in …

A maximal ordered ego-clique based approach for prevalent co-location pattern mining

P Wu, L Wang, M Zou - Information Sciences, 2022 - Elsevier
Spatial data often exhibit a tendency highly similar to spatial objects located close to each
other. Thus, prevalent co-location pattern (PCP) mining has been studied extensively to …

Spatially adaptive machine learning models for predicting water quality in Hong Kong

Q Wang, Z Li, J Cai, M Zhang, Z Liu, Y Xu, R Li - Journal of Hydrology, 2023 - Elsevier
Water quality prediction in the spatially heterogeneous environment is challenging as the
importance of water quality parameters (WQPs) and the performance of prediction models …

Detecting anomalous spatial interaction patterns by maximizing urban population carrying capacity

B Liu, M Deng, J Yang, Y Shi, J Huang, C Li… - … , Environment and Urban …, 2021 - Elsevier
Rapid urbanization in China has prompted plenty of urban facilities to be constructed with
the expectation of harmonizing with the rapid growth of urban population. However …

Mining significant local spatial association rules for multi-category point data

F Cai, J Chen, T Chen, B Zhang, W Fan - Heliyon, 2024 - cell.com
Spatial association rule mining can reveal the inherent laws of spatial object
interdependence and is an important part of spatial data mining. Most of the existing …

Discovering spatio-temporal co-occurrence patterns of crimes with uncertain occurrence time

Y Chen, J Cai, M Deng - ISPRS International Journal of Geo-Information, 2022 - mdpi.com
The discovery of spatio-temporal co-occurrence patterns (STCPs) among multiple types of
crimes whose events frequently co-occur in neighboring space and time is crucial to the joint …

Meta-PCP: a concise representation of prevalent co-location patterns discovered from spatial data

V Tran - Expert Systems with Applications, 2023 - Elsevier
A prevalent co-location pattern (PCP), which is a group of spatial features whose spatial
instances frequently appear together in nearby geographical areas, can expose valuable …

Preferred streets: assessing the impact of the street environment on cycling behaviors using the geographically weighted regression

B Zhao, Y Deng, L Luo, M Deng, X Yang - Transportation, 2024 - Springer
Cycling transport systems are an important way to reduce the city's carbon emissions. Street
renovation and renewal policies aim to encourage cycling transport by improving the cycling …

Adaptive-weight water quality assessment and human health risk analysis for river water in Hong Kong

Q Wang, Z Li, Y Xu, R Li, M Zhang - Environmental Science and Pollution …, 2022 - Springer
The water quality of Hong Kong's four water control zones (Tolo Harbour and Channel, Port
Shelter, Victoria Harbour, and Junk Bay) is of vital importance and has attracted much …