Expired65% confidenceFactExact time
The core of Focal Loss is the introduction of a modulating factor (1-p_t)^γ, where γ is typically set to 2, causing the model's training attention to automatically focus on hard-to-classify samples.
3
Sources
65%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
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