# Crowd Anomaly Detection via Spatial Constraints and Meaningful Perturbation

> Research article (ISPRS International Journal of Geo-Information, 2022) · cited 12× · AI/ML

**Wikidata**: [openalex:W4220751530](https://www.wikidata.org/wiki/openalex:W4220751530)  
**Source**: https://4ort.xyz/entity/crowd-anomaly-detection-via-spatial-constraints-and-meaningful-perturbation