Abstract
Detection of anomaly events is relevant for public safety and requires a combination of fine-grained motion information and contextual events at variable time-scales. To this end, we propose a Multi-Timescale Feature Learning (MTFL) method to enhance the representation of anomaly features. Short, medium, and long temporal tubelets are employed to extract spatio-temporal video features using a Video Swin Transformer. Experimental results demonstrate that MTFL outperforms state-of-the-art methods on the UCF-Crime dataset, achieving an anomaly detection performance 89.78% AUC. Moreover, it performs complementary to SotA with 95.32% AUC on the ShanghaiTech and 84.57% AP on the XD-Violence dataset. Furthermore, we generate an extended dataset of the UCF-Crime for development and evaluation on a wider range of anomalies, namely Video Anomaly Detection Dataset (VADD), involving 2,591 videos in 18 classes with extensive coverage of realistic anomalies.
| Original language | English |
|---|---|
| Title of host publication | Seventeenth International Conference on Machine Vision, ICMV 2024 |
| Editors | Wolfgang Osten |
| Publisher | SPIE |
| Number of pages | 8 |
| ISBN (Electronic) | 9781510688285 |
| ISBN (Print) | 9781510688278 |
| DOIs | |
| Publication status | Published - 24 Feb 2025 |
| Event | 17th International Conference on Machine Vision, ICMV 2024 - Edinburg, United Kingdom Duration: 10 Oct 2024 → 13 Oct 2024 |
Publication series
| Name | Proceedings of SPIE - The International Society for Optical Engineering |
|---|---|
| Volume | 13517 |
| ISSN (Print) | 0277-786X |
| ISSN (Electronic) | 1996-756X |
Conference
| Conference | 17th International Conference on Machine Vision, ICMV 2024 |
|---|---|
| Country/Territory | United Kingdom |
| City | Edinburg |
| Period | 10/10/24 → 13/10/24 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 16 Peace, Justice and Strong Institutions
Keywords
- Anomaly detection
- Surveillance videos
- Video understanding
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