# Anomalies cannot materialize or vanish out of thin air: A hierarchical multiple instance learning with position-scale awareness for video anomaly detection

> Research article (Expert Systems with Applications, 2024) · cited 20× · AI/ML

**Wikidata**: [openalex:W4399360342](https://www.wikidata.org/wiki/openalex:W4399360342)  
**Source**: https://4ort.xyz/entity/anomalies-cannot-materialize-or-vanish-out-of-thin-air-a-hierarchical-multiple-instance-learning-with-position-scale-awa