= Haar-like feature
{wiki=Haar-like_feature}
Haar-like features are a type of simple rectangular feature used in computer vision, particularly in object detection tasks, such as face detection. They were popularized by the Viola-Jones object detection framework, which utilizes these features for rapid detection of objects in images. \#\#\# Characteristics of Haar-like Features: 1. **Structure**: Haar-like features are essentially the difference in intensity between rectangular regions of an image. They are computed as differences of sums of pixels in these regions.
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