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Add DependencyViT #2062
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Add DependencyViT #2062
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From-scratch impl of DependencyViT. Official impl not published. Not competitive with sota hierarchical models, advantage over isometric models is lost due to inability to use
F.sdpa
, but interesting mechanism. Mainly just ViT with a different attn/block, but the cumulative m and topk pruning makes stuff a bit messy. Block exploitsnn.Sequential
's untyped intermediate states and feeds tuples through for the cumulative m calculation. I messed around a bit with building dependency trees using the dependency masks, but I have no clue what I'm doing. Currently training weights, have a tiny@72.2% and playing around with a few implementation details and training recipe. Contacted @dingmyu for reference code and weights but no response yet.