# A Contemporary Survey of Multimodal Presentation Attack Detection Techniques: Challenges and Opportunities

> Research article (SN Computer Science, 2021) · cited 10× · AI/ML

**Wikidata**: [openalex:W3123431998](https://www.wikidata.org/wiki/openalex:W3123431998)  
**Source**: https://4ort.xyz/entity/a-contemporary-survey-of-multimodal-presentation-attack-detection-techniques-challenges-and-opportunities