FaceDCAPTCHA: Face detection based color image CAPTCHA.
Gaurav GoswamiBrian M. PowellMayank VatsaRicha SinghAfzel NoorePublished in: Future Gener. Comput. Syst. (2014)
Keyphrases
- face detection
- color images
- color space
- skin color
- detection rate
- object detection
- detection method
- robust face detection
- detection accuracy
- human faces
- color information
- face recognition
- image processing
- skin detection
- face detection and recognition
- eye detection
- face verification
- facial features
- computer vision
- facial images
- skin color segmentation
- face localization
- adaboost algorithm
- cascade classifier
- viola jones
- complex background
- face detector
- human face detection
- haar like features
- detecting faces
- face detection and tracking
- face tracking
- real time face detection
- color features
- object recognition
- landmark localization
- training data
- skin color detection