Kontúrvezérelt

Kontúrvezérelt is a Hungarian term used in engineering, computer science and related fields to describe approaches that are driven by the contour of an object, boundary or signal. The word combines kontúr (contour) and vezérelt (driven or controlled). In kontúrvezérelt methods, the contour information serves as the primary constraint or guide for the system’s behavior, rather than relying mainly on area, intensity or other features.

In computer vision and image processing, kontúrvezérelt techniques use boundaries to segment, identify or track objects. This includes contour-based segmentation and tracking approaches, such as active contour models (snakes) and level-set methods, where the evolution of a contour outlines the target region. In robotics and automation, kontúrvezérelt control can mean following or maintaining a prescribed offset from an object's boundary, guiding tools along a part’s contour during milling, cutting or deposition, and enabling boundary-aware navigation in confined environments. The concept also appears in geometric modeling and shape analysis, where contours summarize the essential shape information used for recognition or manipulation.

Advantages of kontúrvezérelt methods include intuitive handling of shape information and robustness to some types of illumination or texture variations, as boundaries are often more stable than raw pixel values. Challenges include the need for reliable contour extraction in noisy data, sensitivity to occlusions or incomplete boundaries, and sometimes higher computational requirements for contour evolution or complex boundary modeling.

See also kontúr, kontúralapú feldolgozás, aktív kontúr.