When Graph-JEPA Learns the Wrong Thing: Diagnosing and Repairing Category-Conditional Collapse
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arXiv:2608.20516v1 Announce Type: new Abstract: Joint-embedding predictive architectures are selected almost universally by linear probing and effective rank. We report a case where both read healthily while the representation carries zero usable instance information. We repair it, and a second fai…
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- 2026-08-24 04:00 · arXiv cs.LG
When Graph-JEPA Learns the Wrong Thing: Diagnosing and Repairing Category-Conditional Collapse