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8 Sept 2025

Study

Computer Vision · Object detection and YOLO

Detection as boxes plus classes, IoU, non-maximum suppression, YOLO's single-pass grid idea, and running a pretrained torchvision detector on a NASA photo.

  • IoU (intersection over union) measures how well two boxes overlap and underlies both training and evaluation.
  • YOLO frames detection as one regression pass over a grid, which made real-time detection practical.

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