YolPe: YOLO26s for Long-Range Person Detection

YolPe is a person detector for CCTV views, where distant people look tiny and crowds overlap. It fine-tunes YOLO26s (COCO-pretrained) on CrowdHuman for single-class person detection.

Results (CrowdHuman val, imgsz 1280, conf 0.35, vs. base YOLO26s) Far-range recall (box height < 48px) rose from 0.225 to 0.798 (3.5x), and near-range recall from 0.852 to 0.969. The smallest reliably detected person dropped from 128px to 24px (5.3x smaller). Precision is 0.900 and recall is 0.914 (false positives about 10.0%, misses about 8.6%). These are dataset-based, not measured on site. In an on-site CCTV test, it detected 4x more people than base YOLO26s at the same speed. It matched YOLO26x while running 6.7x faster with 6.0x fewer parameters.

Deployment It ran the real-time crowd monitoring service at the 2026 AI Future Education Expo (2026-10-31 to 2026-11-01), used by 3,000+ visitors, staff, and organizers. Each CCTV updated every 10 seconds (5 frames per cycle, 640px-wide streams) on a single laptop, with no interruptions.

Links Training code: https://github.com/lkw-k/YolPe Service code: https://github.com/lkw-k/YOBA Demo: https://huggingface.co/spaces/illimax/YolPe

ํ•ต์‹ฌ ์„ฑ๊ณผ ์š”์•ฝ

  • ์›๊ฑฐ๋ฆฌ ์‚ฌ๋žŒ ์ธ์‹๋ฅ  ์•ฝ 3.5๋ฐฐ ํ–ฅ์ƒ (22.5% โ†’ 79.8%, CrowdHuman val)
  • ์ธ์‹ ๊ฐ€๋Šฅํ•œ ์ตœ์†Œ ์‚ฌ๋žŒ ํฌ๊ธฐ ์•ฝ 5.3๋ฐฐ ์ถ•์†Œ (128px โ†’ 24px)
  • ํ˜„์žฅ ์˜์ƒ์—์„œ ๊ฐ™์€ ํฌ๊ธฐ ๊ธฐ๋ณธ YOLO26s๋ณด๋‹ค 4๋ฐฐ ๋งŽ์€ ์‚ฌ๋žŒ ๊ฒ€์ถœ, ๊ฐ™์€ ๊ฒฐ๊ณผ๋ฅผ ๋‚ธ YOLO26x ๋Œ€๋น„ ์•ฝ 6.7๋ฐฐ ๋น ๋ฅธ ์†๋„
  • 2026 ์ „๋‚จ๊ด‘์ฃผํ†ตํ•ฉํŠน๋ณ„์‹œ๊ต์œก์ฒญ AI ๋ฏธ๋ž˜๊ต์œก ๋ฐ•๋žŒํšŒ ์‹ค์‚ฌ์šฉ: 3,000+๋ช… ๋Œ€์ƒ, 2์ผ๊ฐ„ ์„œ๋น„์Šค ์ค‘๋‹จ ์—†์Œ

๋ชฉ์ฐจ: 1. ๊ฐœ์š” ยท 2. ์‹ค์‚ฌ์šฉ ยท 3. ์‚ฌ์šฉ๋ฒ• ยท 4. ํ•™์Šต ยท 5. ์„ฑ๋Šฅ ยท 6. ํ•œ๊ณ„ ยท 7. ๋ผ์ด์„ ์Šค ยท 8. ์ธ์šฉ


1. ๊ฐœ์š”

2026-09-30_191252 (The original photos include a total of 16 people)

CCTV์™€ ๊ฐ™์€ ๋†’์€ ๊ณณ์—์„œ ๋„“์€ ๋ฒ”์œ„๋ฅผ ์ฐ์Šต๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ๊ฐ™์€ ํ™”๋ฉด ์•ˆ์—์„œ๋„ ๊ฐ€๊นŒ์šด ์‚ฌ๋žŒ์€ ํฌ๊ฒŒ, ๋ฉ€๋ฆฌ ์žˆ๋Š” ์‚ฌ๋žŒ์€ ์ˆ˜์‹ญ px๋กœ ์ž‘๊ฒŒ ๋ณด์ด๊ณ , ์‚ฌ๋žŒ์ด ๋งŽ์œผ๋ฉด ์„œ๋กœ ๊ฒน์นฉ๋‹ˆ๋‹ค. ํ™”๋ฉด ์† ์‚ฌ๋žŒ ์ˆ˜๋ฅผ ์„ธ๋ ค๋ฉด ์ด๋ ‡๊ฒŒ ์ž‘๊ณ  ๊ฒน์นœ ์‚ฌ๋žŒ๊นŒ์ง€ ๋น ์ง์—†์ด ์ฐพ์•„์•ผ ํ•ฉ๋‹ˆ๋‹ค.

COCO๋กœ ํ•™์Šต๋œ YOLO26 Small(YOLO26s) ์€ ๊ฐ€๊นŒ์šด ์‚ฌ๋žŒ์€ ์ž˜ ์ฐพ์ง€๋งŒ, ๋ฉ€๋ฆฌ ์žˆ๋Š” ์ž‘์€ ์‚ฌ๋žŒ๊ณผ ๊ฒน์นœ ์‚ฌ๋žŒ์€ ๋งŽ์ด ๋†“์นฉ๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ๊ตฐ์ค‘ ๋ฐ์ดํ„ฐ์…‹ CrowdHuman์œผ๋กœ ํŒŒ์ธํŠœ๋‹ํ•ด ์‚ฌ๋žŒ ํ•œ ํด๋ž˜์Šค(0: person) ๋งŒ ๊ฒ€์ถœํ•˜๋„๋ก ๋งŒ๋“ค์—ˆ์Šต๋‹ˆ๋‹ค. ๊ทผ๊ฑฐ๋ฆฌ ์„ฑ๋Šฅ์€ ์œ ์ง€ํ•˜๋ฉด์„œ ์›๊ฑฐ๋ฆฌ ์ธ์‹์„ ๋Œ์–ด์˜ฌ๋ฆฌ๋Š” ๊ฒƒ์ด ๋ชฉํ‘œ์ž…๋‹ˆ๋‹ค.

ํ•ญ๋ชฉ ๊ฐ’
๊ธฐ๋ณธ ๋ชจ๋ธ Ultralytics YOLO26s (COCO ์‚ฌ์ „ํ•™์Šต)
ํด๋ž˜์Šค 0: person (๊ฐ€๋ ค์ง„ ๋ถ€๋ถ„๊นŒ์ง€ ํฌํ•จํ•œ ์ „์ฒด ๋ชธ ๋ฐ•์Šค)
์ž…๋ ฅ ํฌ๊ธฐ 1280 (960์—์„œ๋„ ํ‰๊ฐ€)
๊ตฌ์กฐ end-to-end, NMS ์—†์Œ

2. ์‹ค์‚ฌ์šฉ

๋ณธ ๋ชจ๋ธ์€ 2026 ์ „๋‚จ๊ด‘์ฃผํ†ตํ•ฉํŠน๋ณ„์‹œ๊ต์œก์ฒญ AI ๋ฏธ๋ž˜๊ต์œก ๋ฐ•๋žŒํšŒ์˜ CCTV ํ˜ผ์žก๋„ ๋ถ„์„ ์„œ๋น„์Šค์— ์‹ค์ œ๋กœ ์‚ฌ์šฉ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

ํ•ญ๋ชฉ ๋‚ด์šฉ
์šด์˜ ๊ธฐ๊ฐ„ 2026-10-31 ~ 2026-11-01
์šฉ๋„ ๋ฐ•๋žŒํšŒ ํ™ˆํŽ˜์ด์ง€์˜ ๊ตฌ์—ญ๋ณ„ ์‹ค์‹œ๊ฐ„ ํ˜ผ์žก๋„ ์ •๋ณด ์ œ๊ณต
์„œ๋น„์Šค ๋Œ€์ƒ ๋ฐ•๋žŒํšŒ ๋ฐฉ๋ฌธ๊ฐ, ๋ถ€์Šค ์šด์˜์ง„, ํ–‰์‚ฌ ๊ด€๋ฆฌ์ง„ ๋“ฑ 3,000+๋ช…
๊ฐฑ์‹  ์ฃผ๊ธฐ CCTV 1๋Œ€๋‹น 10์ดˆ๋งˆ๋‹ค ๊ฐฑ์‹  (์ฃผ๊ธฐ๋งˆ๋‹ค ํ”„๋ ˆ์ž„ 5์žฅ ์บก์ฒ˜)
์‹คํ–‰ ํ™˜๊ฒฝ ๋…ธํŠธ๋ถ 1๋Œ€
CCTV ์˜์ƒ ํ•ด์ƒ๋„ ๊ฐ€๋กœ 640ํ”ฝ์…€
์•ˆ์ •์„ฑ ์šด์˜ ๊ธฐ๊ฐ„ ๋™์•ˆ ์„œ๋น„์Šค ์ค‘๋‹จ ์—†์ด ์ œ๊ณต
๊ฐœ์ธ์ •๋ณด ๋ณดํ˜ธ ๊ฒ€์ถœ๋œ ์‚ฌ๋žŒ์„ ๋ธ”๋Ÿฌ ์ฒ˜๋ฆฌํ•œ ์ด๋ฏธ์ง€๋งŒ ์ œ๊ณตํ•˜๋ฉฐ, ์›๋ณธ ์˜์ƒ์€ ์ €์žฅํ•˜์ง€ ์•Š์Œ

3. ์‚ฌ์šฉ๋ฒ•

๋ธŒ๋ผ์šฐ์ € ๋ฐ๋ชจ: ์„ค์น˜ ์—†์ด Hugging Face Space์—์„œ ์‚ฌ์ง„์„ ์˜ฌ๋ ค ๊ฒ€์ถœ๊ณผ ๋ธ”๋Ÿฌ ๊ฒฐ๊ณผ๋ฅผ ๋ฐ”๋กœ ํ™•์ธํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋ชจ๋“  ์ฒ˜๋ฆฌ๋Š” ๋ธŒ๋ผ์šฐ์ € ์•ˆ์—์„œ ์‹คํ–‰๋ฉ๋‹ˆ๋‹ค.

from huggingface_hub import hf_hub_download
from ultralytics import YOLO

path = hf_hub_download("illimax/YolPe", "YolPe.pt")
model = YOLO(path)
results = model.predict("crowd.jpg", imgsz=1280, conf=0.35, max_det=1000)
print(len(results[0].boxes), "๋ช…")
  • conf=0.35๋Š” ์•„๋ž˜ ๊ฑฐ๋ฆฌ๋ณ„ ์ธ์‹๋ฅ ์„ ์žฐ ๊ธฐ์ค€๊ฐ’์ž…๋‹ˆ๋‹ค. F1์ด ๊ฐ€์žฅ ๋†’์€ ๊ฐ’์€ 0.371์ด๊ณ , ๋‘ ๊ฐ’์˜ ๊ฒฐ๊ณผ ์ฐจ์ด๋Š” ์ž‘์Šต๋‹ˆ๋‹ค (์•„๋ž˜ ์„ฑ๋Šฅ ์ฐธ๊ณ ).
  • ํ˜ผ์žก ์žฅ๋ฉด์—์„œ๋Š” max_det=1000์„ ๊ผญ ๋„˜๊ธฐ์„ธ์š”. ๊ธฐ๋ณธ๊ฐ’ 300์ด๋ฉด ์ธ์›์ด ์ž˜๋ฆฝ๋‹ˆ๋‹ค.
  • ONNX/TensorRT๋กœ exportํ•  ๋•Œ๋„ max_det์ด ๊ทธ๋ž˜ํ”„์— ๊ณ ์ •๋˜๋ฏ€๋กœ max_det=1000์„ ๋„˜๊ฒจ์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  • yolo26s-yoba-v1.pt(YOBA ์„œ๋น„์Šค์šฉ ์ด๋ฆ„)์™€ yolo26s-ywhob-v1.pt(์˜ˆ์ „ ์ด๋ฆ„, ํ˜ธํ™˜์šฉ)๋Š” YolPe.pt์™€ ๊ฐ™์€ ํŒŒ์ผ์ž…๋‹ˆ๋‹ค.

4. ํ•™์Šต

ํ•™์Šต๊ณผ ํ‰๊ฐ€ ์ฝ”๋“œ, ์žฌํ˜„ ๋ฐฉ๋ฒ•์€ GitHub lkw-k/YolPe์— ์žˆ์Šต๋‹ˆ๋‹ค.

4.1 ๋ฐ์ดํ„ฐ

  • CrowdHuman train 15,000์žฅ์œผ๋กœ ํ•™์Šต, val 4,370์žฅ์œผ๋กœ ๊ฒ€์ฆ
  • ๋ผ๋ฒจ: ์œ ํšจํ•œ ์‚ฌ๋žŒ์˜ full box(๊ฐ€๋ ค์ง„ ๋ถ€๋ถ„ ํฌํ•จ)๋ฅผ person์œผ๋กœ ์“ฐ๊ณ , ์ด๋ฏธ์ง€ ๋ฐ–์œผ๋กœ ๋‚˜๊ฐ„ ๋ถ€๋ถ„์€ ์ž˜๋ž์Šต๋‹ˆ๋‹ค.
  • ignore ์˜์—ญ ์ฒ˜๋ฆฌ: CrowdHuman์˜ mask ์˜์—ญ๊ณผ ignore ํ‘œ์‹œ๋œ ์‚ฌ๋žŒ์€ ๋ผ๋ฒจ์—์„œ ๋นผ๊ณ , ์ด๋ฏธ์ง€์—์„œ ํšŒ์ƒ‰(114)์œผ๋กœ ์น ํ–ˆ์Šต๋‹ˆ๋‹ค. ๋ผ๋ฒจ๋งŒ ๋นผ๋ฉด ๋ชจ๋ธ์ด ๊ทธ ์‚ฌ๋žŒ๋“ค(์ฃผ๋กœ ๋ฉ€๋ฆฌ ์žˆ๋Š” ๋นฝ๋นฝํ•œ ๊ตฐ์ค‘)์„ "์‚ฌ๋žŒ ์—†์Œ"์œผ๋กœ ๋ฐฐ์›Œ์„œ ์›๊ฑฐ๋ฆฌ ๊ฒ€์ถœ์ด ์•ฝํ•ด์ง€๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค. ์น ํ•œ ์˜์—ญ๊ณผ ๊ฒน์น˜๋Š” ์œ ํšจํ•œ ์‚ฌ๋žŒ์˜ ๋ณด์ด๋Š” ๋ถ€๋ถ„์€ ์›๋ž˜ ํ”ฝ์…€๋กœ ๋˜๋Œ๋ ธ์Šต๋‹ˆ๋‹ค.

4.2 ์„ค์ •

ํ•ญ๋ชฉ ๊ฐ’ ์ด์œ 
imgsz 1280 ์›๊ฑฐ๋ฆฌ ์ž‘์€ ์‚ฌ๋žŒ ๊ฒ€์ถœ
epochs / patience 50 / 10 val mAP50-95๊ฐ€ 10 ์—ํญ ๋™์•ˆ ์•ˆ ์˜ค๋ฅด๋ฉด ์ค‘๋‹จ
batch 8
mosaic / close_mosaic 1.0 / 10 ๋งˆ์ง€๋ง‰ 10 ์—ํญ์€ ๋ชจ์ž์ดํฌ๋ฅผ ๋„๊ณ  ์‹ค์ œ ์ด๋ฏธ์ง€ ๋ถ„ํฌ๋กœ ๋งˆ๋ฌด๋ฆฌ
scale / fliplr 0.5 / 0.5
flipud 0.0 ์นด๋ฉ”๋ผ ์‹œ์ ์ด ๊ณ ์ •์ด๋ผ ์ƒํ•˜ ๋ฐ˜์ „์€ ์“ฐ์ง€ ์•Š์Œ
hsv_v 0.4 ์‹ค๋‚ด ์กฐ๋ช… ๋ณ€ํ™”
max_det 1000
  • 47 Epoch์—์„œ Early Stopping. val mAP50-95๊ฐ€ ๊ฐ€์žฅ ๋†’์•˜๋˜ 37 Epoch์„ ์ฑ„ํƒํ–ˆ์Šต๋‹ˆ๋‹ค.
  • Ultralytics 8.4.163

5. ์„ฑ๋Šฅ

CrowdHuman val 4,370์žฅ(์‚ฌ๋žŒ 99,481๋ช…), imgsz 1280 ๊ธฐ์ค€์ž…๋‹ˆ๋‹ค. ๊ธฐ๋ณธ ๋ชจ๋ธ(YOLO26s COCO)์€ person ํด๋ž˜์Šค๋งŒ ๋‚จ๊ฒจ์„œ ๋น„๊ตํ–ˆ์Šต๋‹ˆ๋‹ค.

ํ•ญ๋ชฉ ํ‰๊ฐ€ ๊ธฐ์ค€ ํ•ต์‹ฌ ์ˆ˜์น˜
5.2 ๊ฑฐ๋ฆฌ๋ณ„ ์ธ์‹๋ฅ  CrowdHuman val, conf 0.35 ์›๊ฑฐ๋ฆฌ 3.5๋ฐฐ, ์ตœ์†Œ ์ธ์‹ ํฌ๊ธฐ 5.3๋ฐฐ
5.3 ํ˜„์žฅ ์˜์ƒ ๋น„๊ต ํ˜„์žฅ CCTV ์˜์ƒ ํ•œ ์žฅ๋ฉด, CPU ๊ฒ€์ถœ ์ธ์› 4๋ฐฐ, YOLO26x ๋Œ€๋น„ 6.7๋ฐฐ ๋น ๋ฆ„
5.4 ์ตœ๋Œ€ F1 ์ง€์  CrowdHuman val, conf 0.371 Precision 0.940, Recall 0.884, mAP50 0.946
5.5 ์˜คํƒ๋ฅ  ๋ฐ ๋ฏธ๊ฒ€์ถœ๋ฅ  CrowdHuman val ์˜ค๋ถ„๋ฅ˜ํ‘œ ์˜คํƒ๋ฅ  ์•ฝ 10.0%, ๋ฏธ๊ฒ€์ถœ๋ฅ  ์•ฝ 8.6%

5.1 ํ‰๊ฐ€ ์กฐ๊ฑด

์ง€ํ‘œ๋งˆ๋‹ค ์žฌ๋Š” ์กฐ๊ฑด์ด ๋‹ฌ๋ผ์„œ ์ˆ˜์น˜๋ฅผ ์ง์ ‘ ๋น„๊ตํ•˜๋ฉด ์•ˆ ๋ฉ๋‹ˆ๋‹ค.

์ง€ํ‘œ conf ์ •๋‹ต ๋ฐ•์Šค ์šฉ๋„
๊ฑฐ๋ฆฌ๋ณ„ ์ธ์‹๋ฅ  (๊ธฐ์ค€) 0.35 visible box, IoU 0.5 ์‚ฌ๋žŒ์„ ๋ช‡ % ์ฐพ์•˜๋‚˜. COCO ๋ชจ๋ธ๊ณผ ๊ณต์ •ํ•˜๊ฒŒ ๋น„๊ตํ•˜๋ ค๊ณ  ๋ณด์ด๋Š” ๋ถ€๋ถ„ ๊ธฐ์ค€
๊ฒ€์ถœ ์ง€ํ‘œ (P, R, mAP) 0.371 (์ตœ๋Œ€ F1 ์ง€์ ) full box Ultralytics ํ‘œ์ค€ ๊ฒ€์ฆ

5.2 ๊ฑฐ๋ฆฌ๋ณ„ ์ธ์‹๋ฅ  (conf 0.35)

์‚ฌ๋žŒ ์ˆ˜๋ฅผ ์„ธ๋Š” ์šฉ๋„๋ผ mAP๋ณด๋‹ค "์‚ฌ๋žŒ์„ ๋ช‡ % ์ฐพ์•˜๋‚˜"(recall)๋ฅผ ์ฃผ๋กœ ๋ดค์Šต๋‹ˆ๋‹ค. ๊ฑฐ๋ฆฌ๋Š” ํ™”๋ฉด ์† ์‚ฌ๋žŒ ๋ฐ•์Šค ๋†’์ด(๋ชจ๋ธ ์ž…๋ ฅ ๊ธฐ์ค€)๋กœ ๋‚˜๋ˆด์Šต๋‹ˆ๋‹ค. ์ž‘์„์ˆ˜๋ก ๋ฉ€๋ฆฌ ์žˆ๋Š” ์‚ฌ๋žŒ์ž…๋‹ˆ๋‹ค.

์ž˜ ๋ณด์ด๋Š” ์‚ฌ๋žŒ (๋ชธ์˜ 75% ์ด์ƒ์ด ๋ณด์ด๋Š” ์‚ฌ๋žŒ, 48,204๋ช…)

๊ฑฐ๋ฆฌ ๋ฐ•์Šค ๋†’์ด ์‚ฌ๋žŒ ์ˆ˜ ๊ธฐ๋ณธ YOLO26s ์ด ๋ชจ๋ธ ํ–ฅ์ƒ ๋ฐฐ์ˆ˜
์›๊ฑฐ๋ฆฌ 48px ๋ฏธ๋งŒ 5,535 0.225 0.798 +0.573 3.5๋ฐฐ
์ค‘๊ฑฐ๋ฆฌ 48~128px 14,966 0.559 0.930 +0.371 1.7๋ฐฐ
๊ทผ๊ฑฐ๋ฆฌ 128px ์ด์ƒ 27,703 0.852 0.969 +0.117 1.1๋ฐฐ
์ „์ฒด 48,204 0.689 0.938 +0.249 1.4๋ฐฐ

์ตœ์†Œ ์ธ์‹ ํฌ๊ธฐ(์ธ์‹๋ฅ  0.7 ์ด์ƒ์ด ๋˜๋Š” ๊ฐ€์žฅ ์ž‘์€ ๋ฐ•์Šค ๋†’์ด): ๊ธฐ๋ณธ ๋ชจ๋ธ 128px โ†’ ์ด ๋ชจ๋ธ 24px (์•ฝ 5.3๋ฐฐ ๋” ์ž‘์€ ์‚ฌ๋žŒ๊นŒ์ง€ ์ธ์‹)

ํ•ต์‹ฌ ์„ฑ๊ณผ: ๊ธฐ๋ณธ ๋ชจ๋ธ์ด ๊ฐ€์žฅ ๋งŽ์ด ๋†“์น˜๋˜ ์›๊ฑฐ๋ฆฌ ์‚ฌ๋žŒ์˜ ์ธ์‹๋ฅ ์ด ์•ฝ 3.5๋ฐฐ(22.5% โ†’ 79.8%) ๋†’์•„์กŒ์Šต๋‹ˆ๋‹ค. ์ธ์‹ํ•  ์ˆ˜ ์žˆ๋Š” ์ตœ์†Œ ์‚ฌ๋žŒ ํฌ๊ธฐ๋Š” 128px์—์„œ 24px๋กœ ์•ฝ 5.3๋ฐฐ ์ž‘์•„์กŒ์Šต๋‹ˆ๋‹ค.

๊ฐ€๋ ค์ง„ ์‚ฌ๋žŒ๊นŒ์ง€ ํฌํ•จํ•œ ์ „์ฒด (99,481๋ช…)

๊ฑฐ๋ฆฌ ์‚ฌ๋žŒ ์ˆ˜ ๊ธฐ๋ณธ YOLO26s ์ด ๋ชจ๋ธ ํ–ฅ์ƒ
์›๊ฑฐ๋ฆฌ 9,151 0.163 0.605 +0.442
์ค‘๊ฑฐ๋ฆฌ 29,321 0.380 0.661 +0.281
๊ทผ๊ฑฐ๋ฆฌ 61,009 0.697 0.710 +0.013
์ „์ฒด 99,481 0.554 0.686 +0.132
์„ธ๋ถ€ ํฌ๊ธฐ๋ณ„ ์ธ์‹๋ฅ , imgsz 960 ๊ฒฐ๊ณผ

์„ธ๋ถ€ ํฌ๊ธฐ๋ณ„ (์ž˜ ๋ณด์ด๋Š” ์‚ฌ๋žŒ)

๋ฐ•์Šค ๋†’์ด ๊ธฐ๋ณธ YOLO26s ์ด ๋ชจ๋ธ
16~20px 0.070 0.556
20~24px 0.097 0.691
24~32px 0.143 0.762
32~40px 0.255 0.848
40~48px 0.308 0.869
48~64px 0.420 0.903
64~96px 0.554 0.931
96~128px 0.671 0.950
128~192px 0.770 0.959
192~256px 0.841 0.966
256px ์ด์ƒ 0.893 0.975

imgsz 960์œผ๋กœ ์ถ”๋ก ํ–ˆ์„ ๋•Œ (์ž˜ ๋ณด์ด๋Š” ์‚ฌ๋žŒ)

๊ฑฐ๋ฆฌ ๊ธฐ๋ณธ YOLO26s ์ด ๋ชจ๋ธ
์›๊ฑฐ๋ฆฌ 0.190 0.776
์ค‘๊ฑฐ๋ฆฌ 0.547 0.933
๊ทผ๊ฑฐ๋ฆฌ 0.856 0.970
์ „์ฒด 0.624 0.921

5.3 YOLO26 ๋ชจ๋ธ ํฌ๊ธฐ๋ณ„ ํ˜„์žฅ ์˜์ƒ ๋น„๊ต

์‹ค์ œ ํ˜„์žฅ CCTV ์˜์ƒ ํ•œ ์žฅ๋ฉด์—์„œ ์ด ๋ชจ๋ธ(custom)๊ณผ ๊ธฐ๋ณธ YOLO26 n / s / l / x ๋ชจ๋ธ์˜ ๊ฒ€์ถœ ๊ฒฐ๊ณผ ๋ฐ ์ฒ˜๋ฆฌ ์†๋„๋ฅผ ๋น„๊ตํ•˜์˜€์Šต๋‹ˆ๋‹ค.

์ด ๋ชจ๋ธ๊ณผ YOLO26 n/s/l/x ๋ชจ๋ธ์˜ ํ˜„์žฅ ์˜์ƒ ๊ฒ€์ถœ ๋น„๊ต

์ธก์ • ์กฐ๊ฑด: CPU Intel Core Ultra 7 155H (GPU ์—†์Œ), ์ž…๋ ฅ ํฌ๊ธฐ 640, conf 0.25, person ํด๋ž˜์Šค๋งŒ ์‚ฌ์šฉ, 15์ดˆ ์—ฐ์† ์ฒ˜๋ฆฌ๋ฅผ 2ํšŒ ๋ฐ˜๋ณตํ•œ ํ‰๊ท ๊ฐ’์ž…๋‹ˆ๋‹ค. ์ด ๋ชจ๋ธ์€ YOLO26s๋ฅผ ์ž…๋ ฅ ํฌ๊ธฐ 1280์œผ๋กœ ํŒŒ์ธํŠœ๋‹ํ•œ ๋ชจ๋ธ์ž…๋‹ˆ๋‹ค.

๋ชจ๋ธ๋ณ„ ์ธก์ •๊ฐ’

๋ชจ๋ธ ํŒŒ๋ผ๋ฏธํ„ฐ ์ˆ˜ ๊ฒ€์ถœ ์ธ์› ์ฒ˜๋ฆฌ ์‹œ๊ฐ„ (ํ”„๋ ˆ์ž„๋‹น) ์ฒ˜๋ฆฌ ์†๋„ ๋ฉ”๋ชจ๋ฆฌ ์‚ฌ์šฉ๋Ÿ‰
YolPe (custom) 9.9M 4๋ช… 152ms 6.7fps 495MB
YOLO26n 2.6M 1๋ช… 80ms 12.6fps 399MB
YOLO26s 10.0M 1๋ช… 152ms 6.8fps 484MB
YOLO26l 26.3M 4๋ช… 702ms 1.6fps 673MB
YOLO26x 59.0M 4๋ช… 1020ms 1.0fps 968MB

์ด ๋ชจ๋ธ ๊ธฐ์ค€ ๋น„๊ต

์ด ๋ชจ๋ธ๊ณผ ๋น„๊ต ๋Œ€์ƒ ๊ฒ€์ถœ ์ธ์› ์ฒ˜๋ฆฌ ์‹œ๊ฐ„ ํŒŒ๋ผ๋ฏธํ„ฐ ์ˆ˜ ๋ฉ”๋ชจ๋ฆฌ ์‚ฌ์šฉ๋Ÿ‰
vs YOLO26s (๊ฐ™์€ ํฌ๊ธฐ) 4๋ฐฐ ๋งŽ์Œ (1๋ช… โ†’ 4๋ช…) ๊ฐ™์Œ (152ms) ๊ฐ™์€ ์ˆ˜์ค€ ๊ฐ™์€ ์ˆ˜์ค€
vs YOLO26l ๊ฐ™์Œ (4๋ช…) ์•ฝ 4.6๋ฐฐ ๋น ๋ฆ„ (702ms โ†’ 152ms) ์•ฝ 2.7๋ฐฐ ์ž‘์Œ ์•ฝ 1.4๋ฐฐ ์ ์Œ
vs YOLO26x ๊ฐ™์Œ (4๋ช…) ์•ฝ 6.7๋ฐฐ ๋น ๋ฆ„ (1020ms โ†’ 152ms) ์•ฝ 6.0๋ฐฐ ์ž‘์Œ ์•ฝ 2.0๋ฐฐ ์ ์Œ

ํ•ต์‹ฌ ์„ฑ๊ณผ: ์ด ๋ชจ๋ธ์€ ๊ฐ™์€ ํฌ๊ธฐ์˜ ๊ธฐ๋ณธ YOLO26s๋ณด๋‹ค 4๋ฐฐ ๋งŽ์€ ์‚ฌ๋žŒ์„ ๊ฐ™์€ ์†๋„๋กœ ๊ฒ€์ถœํ•˜์˜€์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ ๊ฐ€์žฅ ํฐ ๋ชจ๋ธ์ธ YOLO26x์™€ ๊ฐ™์€ ์ˆ˜์˜ ์‚ฌ๋žŒ์„ ์•ฝ 6.7๋ฐฐ ๋น ๋ฅธ ์†๋„, ์•ฝ 6.0๋ฐฐ ์ ์€ ํŒŒ๋ผ๋ฏธํ„ฐ๋กœ ๊ฒ€์ถœํ•˜์˜€์Šต๋‹ˆ๋‹ค. ์ด ๊ฒฐ๊ณผ๋Š” GPU ์—†์ด CPU๋งŒ ์‚ฌ์šฉํ•œ ํ™˜๊ฒฝ์—์„œ ์ธก์ •ํ•œ ๊ฐ’์ž…๋‹ˆ๋‹ค.

5.4 ์ตœ๋Œ€ F1 ์ง€์ (conf 0.371)์—์„œ ๋ณด๋ฉด

F1์ด ๊ฐ€์žฅ ๋†’์€ conf๋Š” 0.371(F1 0.91)์ž…๋‹ˆ๋‹ค. ์ด ์ง€์ ์˜ Ultralytics ๊ฒ€์ถœ ์ง€ํ‘œ(full box ๊ธฐ์ค€)๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค.

Precision Recall F1 mAP50 mAP50-95
0.940 0.884 0.91 0.946 0.660
F1-Confidence ๊ณก์„ : ์ตœ๋Œ€ F1 0.91 at conf 0.371

๊ฐ™์€ conf 0.371๋กœ ๊ฑฐ๋ฆฌ๋ณ„ ์ธ์‹๋ฅ ์„ ๋‹ค์‹œ ์žฌ๋„ COCO ๋Œ€๋น„ ๊ฒฐ๊ณผ๋Š” ๊ฑฐ์˜ ๊ฐ™์Šต๋‹ˆ๋‹ค (์ž˜ ๋ณด์ด๋Š” ์‚ฌ๋žŒ, visible box ๊ธฐ์ค€).

๊ฑฐ๋ฆฌ ๊ธฐ๋ณธ YOLO26s ์ด ๋ชจ๋ธ
์›๊ฑฐ๋ฆฌ 0.212 0.789
์ค‘๊ฑฐ๋ฆฌ 0.542 0.927
๊ทผ๊ฑฐ๋ฆฌ 0.845 0.968
์ „์ฒด 0.678 0.935
์ตœ์†Œ ์ธ์‹ ํฌ๊ธฐ 128px 24px

๊ฐ™์€ conf 0.371์ธ๋ฐ๋„ ์œ„ Recall์€ 0.884์ด๊ณ , ๊ฑฐ๋ฆฌ๋ณ„ ๋ฐฉ์‹์œผ๋กœ ์žฐ ๊ฐ€๋ ค์ง„ ์‚ฌ๋žŒ ํฌํ•จ ์ „์ฒด recall์€ 0.683์ž…๋‹ˆ๋‹ค. ์ฐจ์ด๋Š” conf๊ฐ€ ์•„๋‹ˆ๋ผ ์ •๋‹ต ๋ฐ•์Šค ๊ธฐ์ค€(full box / visible box)๊ณผ ๋งค์นญ ๋ฐฉ์‹ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.

๊ตฌ๊ฐ„๋ณ„ ์›๋ณธ ์ˆ˜์น˜๋Š” eval/recall_*.json์— ์žˆ์Šต๋‹ˆ๋‹ค (conf 0.371 ๊ฒฐ๊ณผ๋Š” eval/conf0.371/).

5.5 ์˜คํƒ๋ฅ  ๋ฐ ๋ฏธ๊ฒ€์ถœ๋ฅ  (์˜ค๋ถ„๋ฅ˜ํ‘œ)

์ฐธ๊ณ : ์•„๋ž˜ ์ˆ˜์น˜๋Š” ๋ฐ•๋žŒํšŒ ํ˜„์žฅ์—์„œ ์‹ค์ธกํ•œ ๊ฐ’์ด ์•„๋‹ˆ๋ผ, CrowdHuman ๊ฒ€์ฆ ๋ฐ์ดํ„ฐ์…‹ ๊ธฐ์ค€์œผ๋กœ ๊ณ„์‚ฐํ•œ ๊ฐ’์ž…๋‹ˆ๋‹ค.

ํ•™์Šต ์ข…๋ฃŒ ์‹œ Ultralytics๊ฐ€ ์ตœ์ข… ์ฑ„ํƒ ๊ฐ€์ค‘์น˜(best.pt, 37 ์—ํญ)๋กœ CrowdHuman ๊ฒ€์ฆ ๋ฐ์ดํ„ฐ(์ด๋ฏธ์ง€ 4,370์žฅ, ์ •๋‹ต ์‚ฌ๋žŒ 99,481๋ช…)๋ฅผ ํ‰๊ฐ€ํ•˜์—ฌ ์ƒ์„ฑํ•œ ์˜ค๋ถ„๋ฅ˜ํ‘œ(confusion matrix)์ž…๋‹ˆ๋‹ค.

์˜ค๋ถ„๋ฅ˜ํ‘œ

์˜ˆ์ธก \ ์ •๋‹ต person (์‚ฌ๋žŒ) background (์‚ฌ๋žŒ ์•„๋‹˜)
person (์‚ฌ๋žŒ์œผ๋กœ ๊ฒ€์ถœ) 90,936 (์˜ฌ๋ฐ”๋ฅธ ๊ฒ€์ถœ, TP) 10,132 (์˜คํƒ, FP)
background (๊ฒ€์ถœ ์•ˆ ๋จ) 8,545 (๋ฏธ๊ฒ€์ถœ, FN) -

์ง€ํ‘œ

์ง€ํ‘œ ๊ณ„์‚ฐ ๊ฐ’ ์˜๋ฏธ
์žฌํ˜„์œจ (Recall) 90,936 / 99,481 0.914 ์‹ค์ œ ์‚ฌ๋žŒ 100๋ช… ์ค‘ ์•ฝ 91๋ช…์„ ๊ฒ€์ถœํ•˜๊ณ , ์•ฝ 9๋ช…์„ ๋†“์นฉ๋‹ˆ๋‹ค.
์ •๋ฐ€๋„ (Precision) 90,936 / 101,068 0.900 ๊ฒ€์ถœ ๊ฒฐ๊ณผ 100๊ฐœ ์ค‘ ์•ฝ 90๊ฐœ๋Š” ์‹ค์ œ ์‚ฌ๋žŒ์ž…๋‹ˆ๋‹ค.
์˜คํƒ๋ฅ  (1 - Precision) 10,132 / 101,068 ์•ฝ 10.0% ๊ฒ€์ถœ ๊ฒฐ๊ณผ 100๊ฐœ ์ค‘ ์•ฝ 10๊ฐœ๋Š” ์‚ฌ๋žŒ์ด ์•„๋‹Œ ๋Œ€์ƒ์„ ์‚ฌ๋žŒ์œผ๋กœ ๊ฒ€์ถœํ•œ ๊ฒƒ์ž…๋‹ˆ๋‹ค.
๋ฏธ๊ฒ€์ถœ๋ฅ  (1 - Recall) 8,545 / 99,481 ์•ฝ 8.6% ์‹ค์ œ ์‚ฌ๋žŒ 100๋ช… ์ค‘ ์•ฝ 9๋ช…์„ ๊ฒ€์ถœํ•˜์ง€ ๋ชปํ•ฉ๋‹ˆ๋‹ค.
F1 0.907 ์ •๋ฐ€๋„์™€ ์žฌํ˜„์œจ์˜ ์กฐํ™” ํ‰๊ท 

์š”์•ฝ (CrowdHuman ๊ฒ€์ฆ ๋ฐ์ดํ„ฐ์…‹ ๊ธฐ์ค€): ์‹ค์ œ ์‚ฌ๋žŒ์˜ **91.4%**๋ฅผ ๊ฒ€์ถœํ•˜๋ฉฐ, ๊ฒ€์ถœ ๊ฒฐ๊ณผ์˜ **90.0%**๊ฐ€ ์‹ค์ œ ์‚ฌ๋žŒ์ž…๋‹ˆ๋‹ค. ์˜คํƒ๋ฅ ์€ ์•ฝ 10.0%, ๋ฏธ๊ฒ€์ถœ๋ฅ ์€ ์•ฝ 8.6%์ž…๋‹ˆ๋‹ค.

์ด ์˜ค๋ถ„๋ฅ˜ํ‘œ๋Š” Ultralytics๊ฐ€ ์˜ค๋ถ„๋ฅ˜ํ‘œ ์ƒ์„ฑ ์‹œ ์‚ฌ์šฉํ•˜๋Š” ๊ธฐ์ค€์œผ๋กœ ๊ณ„์‚ฐ๋˜์—ˆ์œผ๋ฏ€๋กœ, ์œ„์˜ ์ตœ๋Œ€ F1 ์ง€์ (conf 0.371) ์ง€ํ‘œ ๋ฐ ๊ฑฐ๋ฆฌ๋ณ„ ์ธ์‹๋ฅ (visible box ๊ธฐ์ค€)๊ณผ๋Š” ์ธก์ • ์กฐ๊ฑด์ด ๋‹ค๋ฆ…๋‹ˆ๋‹ค.


6. ํ•œ๊ณ„

  • ๋งŽ์ด ๊ฐ€๋ ค์ง„ ์‚ฌ๋žŒ์€ ์ธ์‹์˜ ์–ด๋ ค์›€์ด ์žˆ์Šต๋‹ˆ๋‹ค. ๊ฐ€๋ ค์ง„ ์‚ฌ๋žŒ์„ ํฌํ•จํ•œ ์ „์ฒด ์ธ์‹๋ฅ ์€ 0.686์ด๊ณ , ๊ทผ๊ฑฐ๋ฆฌ์—์„œ๋Š” ๊ธฐ๋ณธ ๋ชจ๋ธ๊ณผ ๊ฑฐ์˜ ์ฐจ์ด๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค (0.697 โ†’ 0.710).
  • 16px๋ณด๋‹ค ์ž‘์€ ์‚ฌ๋žŒ์€ ๊ฑฐ์˜ ๋ชป ์ฐพ์Šต๋‹ˆ๋‹ค imgsz 1280 ๊ธฐ์ค€ (์ธ์‹๋ฅ  0.33 ์ดํ•˜).
  • imgsz 1280์œผ๋กœ๋งŒ ํ•™์Šตํ–ˆ์Šต๋‹ˆ๋‹ค. 960 ๊ฒฐ๊ณผ๋Š” ๊ฐ™์€ ๊ฐ€์ค‘์น˜๋ฅผ 960์œผ๋กœ ์ถ”๋ก ํ•œ ๊ฐ’์ž…๋‹ˆ๋‹ค.

7. ๋ผ์ด์„ ์Šค

  • ๊ฐ€์ค‘์น˜: AGPL-3.0 (Ultralytics YOLO26 ๋ผ์ด์„ ์Šค๋ฅผ ๋”ฐ๋ฆ„)
  • ํ•™์Šต ๋ฐ์ดํ„ฐ CrowdHuman์€ ๋น„์ƒ์—… ์—ฐ๊ตฌ ๋ชฉ์ ์œผ๋กœ๋งŒ ์“ธ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด ๊ฐ€์ค‘์น˜๋ฅผ ์“ธ ๋•Œ๋„ CrowdHuman ์ด์šฉ ์กฐ๊ฑด์„ ํ™•์ธํ•˜์„ธ์š”.

8. ์ธ์šฉ

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