4.2.2. Azure AI Vision Advanced Features

Azure AI Vision includes additional capabilities for specialized scenarios beyond basic image analysis.

Spatial Analysis: Azure AI Vision includes spatial analysis for video streams:

• Count people entering/exiting areas
• Measure social distancing compliance
• Detect wait times in queues
• Track movement patterns

Background Removal: A newer capability that separates foreground from background:

• Returns alpha matte (transparency mask)
• Enables product photography automation
• Useful for e-commerce catalogs

Smart Cropping: Automatically crops images to focus on the important content:

• Preserves areas of interest
• Adapts to different aspect ratios
• Useful for thumbnail generation

API call structure:

POST {endpoint}/computervision/imageanalysis:analyze?api-version=2023-04-01-preview
Headers: Ocp-Apim-Subscription-Key: {key}
Body: {"url": "https://example.com/image.jpg"}

⚠️ Exam Tip: Pre-built Azure AI Vision handles GENERAL scenarios. Custom Vision handles YOUR SPECIFIC scenarios where pre-built models don't recognize what you need.