3D rollout — GT-only sweep

10 val clips, sorted by median per-track motion (desc). Fixed: bg_mode=moving_camt, anim=rolling, color=hue_direction, trail=fade_tail, thresh=3cm, alpha=0.80.

N tracks
sample 0010
median 0.96 cm · max 10.8 cm
"unfold white strip"
sample 0007
median 0.82 cm · max 5.4 cm
"remove sticker from spoon"
sample 0014
median 0.81 cm · max 7.8 cm
"sew fabric with sewing machine"
sample 0016
median 0.76 cm · max 4.3 cm
"pick up wrapper, smear wrapper with liquid"
sample 0012
median 0.76 cm · max 4.5 cm
"pick up screwdriver from table, unscrew plug with screwdriver, place screw and screwdriver on table"
sample 0015
median 0.75 cm · max 3.6 cm
"move glass bottle close, transfer liquid into bottle from test tube"
sample 0013
median 0.69 cm · max 4.2 cm
"reposition component, remove screw on back cover"
sample 0017
median 0.64 cm · max 4.5 cm
"carve candle into shape with tool"
sample 0008
median 0.63 cm · max 5.3 cm
"tighten the screw using a screwdriver"
sample 0018
median 0.61 cm · max 4.4 cm
"scrape egg mold with knife, place scrapped egg mold into pot"