ai-detection
image-forensics
convnextv2
dual-expert
securepixel

SecurePixel Dual-Expert (Generation 2: Native Patch Pipeline)

Paket bobot model resmi generasi kedua arsitektur forensik SecurePixel (HunterPix + GuardianPix).

Komponen Model:

  1. HunterPix (securepixel_hunter_512px.pt):
    • Arsitektur: ConvNeXt V2 Tiny (512x512 canvas).
    • Fungsi: Deteksi sebaran frekuensi dan keanehan laten generator AI (Global Diffusion Artifacts).
  2. GuardianPix Gen-2 (securepixel_guardian_512px.pt):
    • Arsitektur: ConvNeXt V2 Tiny (512x512 canvas).
    • Metodologi Training: Native Patch Sampling 1:1 (Mencegah kerusakan jejak Bayer CFA demosaicing & sensor physical noise).
    • Pelatihan: 400 citra kamera asli resolusi penuh (3.200 native patches) vs 3.000 citra AI.

Hasil Evaluasi Skala Penuh (N = 5.800 Citra Uji Curated):

  • Akurasi Validasi: 94.4% (5.475 / 5.800)
  • False Alarm (Salah Tuduh Fatal): 0.2% (13 / 5.800) (Turun dari 0.7% pada model lama)
  • Inconclusive / Veto Rate: 5.4% (312 / 5.800)
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Datasets used to train rijal028/securepixel-v2-weights