Insights & Guides
From the CatchAFace Blog
Practical guides, privacy resources, and thoughtful perspectives on visual search and the public web.
Face Search
How Reverse Face Search Works: A Guide to Facial Search Engines
A clear introduction to reverse face search: how facial embeddings are compared, what publicly indexed photos can reveal, and how CatchAFace approaches responsible visual search.
9 min read
Latest Articles
Face Search
Facial Recognition vs. Identity Verification
Facial recognition and identity verification are often treated as the same thing. They aren't. Learn what each technology actually does — and why a face match by itself does not confirm identity.
6 min read
Face Search
What Does a Face Similarity Score Mean?
Face-search results are often ranked by similarity, but that number is easy to misunderstand. Learn what a facial similarity score measures — and what it cannot tell you.
7 min read
Face Search
How Accurate Is Reverse Face Search?
Modern facial recognition can be remarkably capable, but reverse face search accuracy isn't one simple percentage. Image quality, pose, thresholds, search coverage, and false matches all affect what you actually see.
7 min read
Face Search
No Face Search Results? What That Actually Means
A reverse face search returned nothing. Does that mean the person has no other photos online? Not necessarily. Here's what zero results actually tells you — and what it doesn't.
7 min read
Face Search
Reverse Face Search vs. Reverse Image Search: What's the Difference?
Reverse face search and reverse image search both begin with a photo, but they look for very different things. Learn how each works, what each can find, and why the distinction matters.
6 min read