Record: Trinity Ternary GPT — val_bpb 0.9650 (ternary roundtrip)#1246

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Commits on Apr 2, 2026

Record: Trinity Ternary GPT — val_bpb 0.9650 (ternary roundtrip)

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Fix critical bugs in ternary export/import and DDP eval

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v3: Late QAT + smaller model (11L 512d MLP3x) for stability

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v3 final: val_bpb=1.8310 (int8 roundtrip) on 8xH100 SXM

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v4: Trinity Hybrid — val_bpb 1.1357 (training, top-5 level)

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v4-fix: int6 GPTQ all weights, MLP 3.5x — roundtrip val_bpb 1.1381

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v4final: MLP 3.5x → roundtrip val_bpb 1.1279 (sliding window)!

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Commits on Apr 3, 2026

PR cleanup: single submission folder, honest results, full compliance

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