引导式测验 · 中等 等级
面部识别测验
按任务和图库评估面部比较，检查错误率和图像条件，并使用隐私保护措施和相应的决策。
问题 1 的 8
A phone compares a live face with one enrolled image. Which task is this?
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- A phone compares a live face with one enrolled image. Which task is this?
- One-to-one verification
- One-to-many gallery identification
- Emotion recognition
- 图像分割
- A search compares one probe image against a large collection. What task is being performed?
- One-to-one verification
- One-to-many identification
- Face detection only
- Age estimation
- Why should gallery size be considered when evaluating a search result?
- Gallery size fixes image quality
- More candidates prove identity
- A low false-match rate per comparison does not fully describe a large-gallery search
- It makes privacy review unnecessary
- Which conditions can affect facial-comparison performance?
- 仅其文件扩展名
- The subject’s profession
- The time of day the system was installed
- Lighting, pose, image resolution and age differences between images
- Why report false matches and false non-matches separately?
- They always occur at the same rate
- They represent different errors with different consequences
- One metric proves identity
- They measure emotion
- A system returns a candidate list. How should it be used in a consequential process?
- As a conclusive identity declaration
- As proof of intent
- As a lead for appropriate corroboration and review
- As a substitute for privacy controls
- What does a similarity result establish?
- A comparison measurement under specified conditions, not identity certainty or intent
- A person’s character
- A person’s emotional state
- A verified legal identity in every setting
- Which safeguards belong in a deployment review?
- Only match speed
- Only the camera brand
- Publicly sharing the gallery
- Collection, retention, consent, access and challenge procedures