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Clear, sourced guides to facial measurement methods, photo variability, privacy, and responsible interpretation. Every published guide is reviewed and adds a tool-specific diagram, example, comparison, or implementation insight.

Foundations & methodology

Foundations & methodology

Foundations & methodology

What Does Your FVTI Code Mean?

An overview of the four visual dimensions in an FVTI result, how photo conditions can affect them, and why the code describes one image rather than personality, attractiveness, or personal value.

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Foundations & methodology

Faces and the Golden Ratio: Math, Evidence, and Myth

The golden ratio is real mathematics, but a universal facial-beauty formula is a different claim. Separate historical influence, research evidence, and exaggerated online promises.

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Foundations & methodology

What Facial Landmarks Can—and Cannot—Tell You

A plain-language guide to facial reference points, why distance, angle, expression, and lighting change results, and why the numbers cannot judge beauty or personal worth.

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Foundations & methodology

What Are the Three Facial Thirds?

The Three Courts divides the face into upper, middle, and lower regions. Learn what it describes, why photos affect it, and why equal thirds are not a universal beauty requirement.

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Photo accuracy & repeatability

Photo accuracy & repeatability

Photo accuracy & repeatability

Why Close Selfies Change Facial Proportions

Focal length gets the attention, but camera-to-face distance creates the perspective change. Learn why close selfies alter visible proportions and how to make repeatable portraits.

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Photo accuracy & repeatability

How to Take a More Reliable Facial Analysis Photo

Reduce variation from camera angle, distance, expression, lighting, cropping, and filters with a simple repeatable setup—and know when retaking matters more than reading a score.

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Responsible interpretation & privacy

Responsible interpretation & privacy

Responsible interpretation & privacy

Beauty Is Not a Number

Facial proportion scores can look precise, but they cannot measure beauty, identity, health, or worth. Use online facial analysis as a learning tool rather than a personal scorecard.

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