- Parse output_coco_eval.log using the DEIM pattern for COCO-standard mAP
- Add ult_cocoeval series with a distinct purple color (#9467bd)
- Toggle default plotted series to show COCO eval instead of shifted
internal training mAP, with old series commented out for reference
- Add ult_bs16_map series from output_bs16.log to compare batch-size-16 run
- Simplify series tuple structure by removing per-series linestyle field
- Remove per-series best-point scatter markers and annotations for clarity
- All series now rendered with solid lines; update color palette accordingly