# WIA-MED-008 Phase 3: AI Integration Specification

## Version 1.0.0

**Status:** ✅ Complete  
**Last Updated:** 2025-01-15

---

## 1. AI Model Interface

### 1.1 Model Manifest

```json
{
  "model_info": {
    "name": "BreastCancerDetector",
    "version": "2.1.0",
    "task": "tumor_detection",
    "modality": "H&E",
    "organ": ["breast"],
    "wia_certified": true
  },
  "input_spec": {
    "format": "wia-dps",
    "patch_size": 256,
    "magnification": 40,
    "preprocessing": ["resize", "normalize"]
  },
  "output_spec": {
    "type": "detection",
    "format": "geojson",
    "classes": ["tumor", "normal"]
  },
  "performance": {
    "auc": 0.987,
    "sensitivity": 0.977,
    "specificity": 0.949,
    "validation_dataset": "internal_10k"
  }
}
```

### 1.2 Inference API

```http
POST /api/v1/ai/analyze

Body: {
  "slide_id": "S25-00123-A1",
  "model": "BreastCancerDetector-v2.1",
  "parameters": {
    "confidence_threshold": 0.5
  }
}

Response: {
  "job_id": "ai-job-12345",
  "status": "processing",
  "estimated_time_seconds": 180
}

# Check status
GET /api/v1/ai/jobs/{job_id}

# Get results
GET /api/v1/ai/results/{job_id}
```

---

## 2. AI Output Format

### 2.1 Detection Results

```json
{
  "slide_id": "S25-00123-A1",
  "model": "BreastCancerDetector-v2.1",
  "analysis_date": "2025-01-15T14:20:00Z",
  "findings": {
    "cancer_detected": true,
    "confidence": 0.96,
    "regions": [
      {
        "region_id": 1,
        "coordinates": {"x": 5200, "y": 8100, "width": 2100, "height": 2200},
        "classification": "invasive_ductal_carcinoma",
        "confidence": 0.92,
        "features": {
          "grade": "II",
          "area_mm2": 8.3
        }
      }
    ]
  }
}
```

---

## 3. Model Certification

### 3.1 Requirements

- **AUC:** > 0.90
- **Sensitivity:** > 90%
- **Specificity:** > 90%
- **Validation Dataset:** Minimum 1,000 cases
- **Explainability:** Attention maps or Grad-CAM
- **Documentation:** Complete technical documentation

### 3.2 Certification Process

1. Submit model manifest and documentation
2. Provide validation dataset results
3. Independent testing on WIA test dataset
4. Expert panel review
5. Certificate issued (valid 3 years)

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**© 2025 WIA**  
**License:** MIT License