Tag
“on-device”
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Technical Deep Dives··9 min read
How Shot Detection Finds Chapters Without a Model
Chapter markers do not need a neural network. A histogram comparison between consecutive frames finds hard cuts reliably, misses dissolves, and occasionally fires on a camera pan. Here is the arithmetic, the three failure modes, and why the chapter titles are still yours to write.
Technical Deep Dives··10 min read
Why a Photo Will Not Cut Out Cleanly, and How to Tell Before You Download Anything
Four measurable properties decide whether a background remover produces a clean edge or a fuzzy band: sharpness, clipping, how abruptly the edges turn over, and whether the subject shares its colours with the background. All four can be measured in a fraction of a second, for free, before a 45 to 192 MB model is fetched.