25. The computer-readable storage medium of claim 24 wherein the classification is whether a scene is a commercial.
25. The computer-readable storage medium of claim 24 wherein the classification is whether a scene is a commercial. 26. The computer-readable storage medium of claim 25 wherein the adjusting of the trained initial classifications changes the classification of scenes classified as not commercials to commercials when the scenes are bound by scenes classified as commercials whose difference in times is below a threshold.