Record: Window Attention + Mixed Seq_Len Training, bpb 1.1108, eval at 6144 (5-seed mean)#1212

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Gusanidas:alejandro/ksv2-v3-submission

Commits on Apr 1, 2026

Record: Kitchen Sink V3 — 1.1083 bpb (5-seed mean)

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Revert README leaderboard edit — let maintainers update

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Fix mean bpb: 1.1108 (was incorrectly 1.1083)

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Add acknowledgments for upstream PRs and contributors

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Rewrite README: focus on window attention + mixed seq_len contributions

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Fix acknowledgments with corrected PR numbers and authors

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Fix base PR reference: #1130 not #1179

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Update records/track_10min_16mb/2026-03-31_KitchenSinkV3/README.md
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