# What algorithm does OpenCV use?

What algorithm does OpenCV use?

##### Post Metadata
- Posted at: over 3 years ago
- Author title: Pinned by G2 as a common question



## Comments
### Comment 1

FisherFace Recognizer , I have personally used it for emotion detection from human face

##### Comment Metadata
- Posted at: over 2 years ago
- Author title: "Quality is Priority" | QA Automation | Azure CI/CD | RestSharp | QA Manual |




## Related Product
[OpenCV](https://www.g2.com/products/opencv/reviews)

## Related Category
[Image Recognition](https://www.g2.com/categories/image-recognition)

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