Regular-context pretraining releases: documents plus aligned Dolma-2 tokens and masks, one repo per source mix. Token counts on each card.
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Long-context (16K packing) pretraining releases, same two-parquet contract as the regular mixes. Token counts on each card.
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placeholderlabs/pretrain-repository-v2-mix-long-context
Viewer • Updated • 5.16M • 1.38k -
placeholderlabs/pretrain-academic-mix-long-context
Viewer • Updated • 2M • 227 -
placeholderlabs/pretrain-commits-v2-mix-long-context
Viewer • Updated • 1.93M • 1.12k -
placeholderlabs/pretrain-nemotron-math-mix-long-context
Viewer • Updated • 84.8k • 219
Regular-context pretraining releases: documents plus aligned Dolma-2 tokens and masks, one repo per source mix. Token counts on each card.
Long-context (16K packing) pretraining releases, same two-parquet contract as the regular mixes. Token counts on each card.
-
placeholderlabs/pretrain-repository-v2-mix-long-context
Viewer • Updated • 5.16M • 1.38k -
placeholderlabs/pretrain-academic-mix-long-context
Viewer • Updated • 2M • 227 -
placeholderlabs/pretrain-commits-v2-mix-long-context
Viewer • Updated • 1.93M • 1.12k -
placeholderlabs/pretrain-nemotron-math-mix-long-context
Viewer • Updated • 84.8k • 219