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Beam search: length penalty favors longer paths under a penalty contract · case 04
length penalty favors longer paths under a penalty contract.
Case contract
Return score divided by 1 + alpha*(length-1), for each [score,length]; alpha is nonnegative.
Why this case matters
Beam decoders rely on consistent hypothesis state while expanding and ranking candidates.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| long path penalty | [12] | [1.3333333333333333] | Failed |
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