How to Improve Liveness Detection Results?

Here are the steps that you can take to improve your liveness detection results 

1. Ensure good environment environmental conditions 

• Use even, natural lighting — avoid backlighting or strong shadows.
• Avoid overexposed or underexposed faces.
• Ask users to face the light source (e.g. window or ring light).

2. Backgrounds

• Choose neutral, uncluttered backgrounds.
• Avoid bright patterns, backlit windows, or mirrors behind the user.

3. Provide clear guidance and instructions to users 

• Provide simple, localized instructions (text and/or voice).

  Example: "Hold the phone at eye level. Look straight. Blink naturally."

• Show a real-time face bounding box or guide overlay.
• Require the face to be fully visible, well-centered, and not cut off.
• Ask users to remove masks, sunglasses, or hats.
• Avoid obstructions like hair covering eyes.