Inspec keywords: traffic information systems; image classification; stereo image processing; image segmentation; object detection; feature extraction

Other keywords: multiclass obstacle classification; aspect ratio; traffic background; complete contour curve extraction; pedestrian; urban traffic images; improved active contour models; area ratio; obstacle segmentation; geometrical features; in-vehicle sensing systems; multiclass obstacle detection; stereovision

Subjects: Image recognition; Computer vision and image processing techniques; Traffic engineering computing