#data leakage Tech News.
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TechTowards Data Scienceabout 2 hours ago
Fall-Detection Model's 94% Accuracy Was Data LeakageA fall-detection model scored 94.3% accuracy, but honest evaluation revealed 69.1% due to data leakage from random frame splits. Rebuilding with GroupKFold and corrected labels recovered accuracy above 0.97, while event-level testing showed 89.7% fall detection.
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