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Technical GlossaryComputer Vision

Hungarian Assignment for Tracking

An optimization step that preserves identity continuity by matching detections with existing tracks at minimum cost.

The Hungarian assignment algorithm is one of the classical yet effective tools for data association in multi-object tracking. The matching problem between new detections and existing tracks is solved through a cost matrix. Motion, appearance, and distance signals can all contribute to that cost. It forms one of the mathematical backbones of the tracking pipeline.