Concepttarget size
Target Size
Within the JEPA framework, the temporal span or aggregation granularity covered by the latent target being predicted. It directly affects the difficulty and information density of the prediction task.
Timeline (last 90 days)
Oct 22
The study counterintuitively found that target size (rather than target heterogeneity) is the main factor driving up JEPA prediction error.
Unverified50%
Oct 22
The study shows that even reducing target size cannot restore JEPA's downstream performance on EHR.
Unverified50%