FA-99289 / Distributed training aggregation / Member archive
Mean reduction trusts declared world size after dropout · case 04
Mean reduction trusts declared world size after dropout.
Case contract
Given received scalar contributions and configured world size, return their mean; empty set returns None.
Why this case matters
A toy distributed-training contract makes replica and shard contribution rules explicit without claiming framework compatibility or performance.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| partial round | 4.0 | 8 | Failed |
MEMBER ARCHIVE
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