pith:DPM7NWRD
Scaling Laws and Interpretability of Learning from Repeated Data
Repeating 0.1% of training data 100 times makes an 800M model perform like a 400M model
arxiv:2205.10487 v1 · 2022-05-21 · cs.LG · cs.AI
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\pithnumber{DPM7NWRDQBDKWACAS324KYME6L}
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Claims
Performance of an 800M parameter model can be degraded to that of a 2x smaller model (400M params) by repeating 0.1% of the data 100 times, despite the other 90% of the training tokens remaining unique.
That the performance degradation is primarily caused by memorization consuming model capacity rather than by changes in optimization dynamics or other unmeasured factors.
Repeating 0.1% of training data 100 times degrades an 800M parameter model's performance to that of a 400M model by damaging copying mechanisms and induction heads associated with generalization.
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| First computed | 2026-05-17T23:38:13.661649Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
1bd9f6da238046ab004096f5c56184f2ee4f9d899bfef8747904d11cde8645ea
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/DPM7NWRDQBDKWACAS324KYME6L \
| jq -c '.canonical_record' \
| python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1bd9f6da238046ab004096f5c56184f2ee4f9d899bfef8747904d11cde8645ea
Canonical record JSON
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