Vehicles detection based on extremas in nighttime driving scene

The purpose of this study is to identify vehicles by detecting lights based on extremas in nighttime. This method has focused on headlights of vehicle that are high brightness and taillights of vehicle that are red in nighttime. Headlights are detected by grayscale images, and taillights are detected by red extracted images. In fact, The usefulness of this method is confirmed by using in-vehicle camera images.