The input video and several processing stages can be viewed online below. The two windows show the input and output sequence respectively. Tracked objects are labelled with numbers and surrounded by bounding boxes. Green text and bounding boxes signify that the tracking Kalman filter received new information during this frame. A black label signifies that no new data was received and that the Kalman filter hypothesised the current object position solely from past information.
Input Output

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If you are having difficulties viewing these sequences, you can download the videos directly: input output multiple stages.
You can download a tarball of the sequence.