Progress, February 15

In addition to finishing preparations for tomorrow’s presentation, I have recently worked on…

Test data

I completed a Matlab script that generates any number of randomized test videos. These videos are animations of randomly-placed geometric shapes with random motion vectors (straight lines). Specifically, they contain a stationary rectangle in the center of the frame with a randomly-placed/moving ellipse. This is a video extension of the test data used by Wang and Makedon. Pixels have integer labels corresponding to each object, as a segmented image would have after connected components analysis. View the test move (AVI file) »

R-Histogram

Implemented the R-Histogram function and began testing it on movie frames. Looks good so far. You can view a sample histogram for a single video frame. The histogram x-axis (facing viewer) is the angle dimension, the y-axis (labelled on the right) is the distance dimension, and the vertical axis is the frequency. You only see the “quadrant” of the histogram for labelled distance = 0; since the two objects in the video frame do not overlap, this is the only quadrant of the histogram that is populated.

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