WAM DiT4DiT โ€” context pooling on the MIM-only recipe (RoboCasa-300)

Wan2.2 TI2V-5B video DiT + DiT-B action head, V2V-student, iBOT MIM-only (WAM_FADISTILL_IBOT_L1=0 โ€” the CLS/DINO term is off, the per-token prototype-CE is the whole representation loss), two independent moderate-aug draws per clip.

folder pooling history
control_hist9/ none hist9 (nin 17 / nout 33, fdf 2)
xattn_ffn_L3_hist9/ cross-attn + FFN at L3 hist9
avg_L3_hist9/ average at L3 hist9
xattn_ffn_L3_hist13/ cross-attn + FFN at L3 hist13 (nin 25 / nout 41)

Plate: 4 GPU x per-device 8, no gradient accumulation, 100k steps, 256 tmosaic (3 views). Uploaded on a 20k grid. Optimizer state, RNG and scheduler are not included.

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