# A Study of X-Ray Machine Image Local Semantic Features Extraction Model based on bag-of-words for Airport Security

> Research article (International Journal on Smart Sensing and Intelligent Systems, 2015) · cited 35× · AI/ML

**Wikidata**: [openalex:W2744088534](https://www.wikidata.org/wiki/openalex:W2744088534)  
**Source**: https://4ort.xyz/entity/a-study-of-x-ray-machine-image-local-semantic-features-extraction-model-based-on-bag-of-words-for-airport-security