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Can Attractiveness be measured?

Damon Harris
11 Jan 2022
5 min read

How to evaluate attractiveness

The debate over whether beauty is subjective or objective has been ongoing among psychologists. While some argue that there is significant cross-cultural and cross-ethnic agreement on at least facial attractiveness, and therefore beauty is objective, others claim that personal preference accounts for at least as much of our taste as any independent sense of beauty, and thus beauty is subjective. While there is evidence to support both arguments, studies say there is over 20% of attraction that is likely to be subjective, and what one finds attractive is ultimately unique to them.

Therefore, attractiveness is often viewed as a subjective concept, it can be measured through statistical analysis. While there may be exceptions, significant agreement among groups of people can provide useful insights into attractiveness. However, assessing someone's attractiveness based on a single photo can be flawed as it may not accurately capture their appearance in all situations. Ideally, extended in-person interactions are required to provide a more comprehensive rating.

To determine how attractiveness can be measured, researchers have analyzed correlations between opinions of different groups of voters. Studies have found that opinions of an unattractive woman and an attractive woman are as well-correlated as the opinions of two attractive women. Although a woman's attractiveness did not significantly affect her voting behavior, age was a factor that influenced voting. Older women were a good proxy for younger women's opinions, but not perfect. Women aged 25-39 tended to be more in agreement with each other on their judgments of attractiveness.

On the other hand, men tend to agree more about which women are attractive than women do about which men are attractive. There is a slight difference between an attractive man's ratings and an unattractive man's ratings, but they are still a close substitute for each other. As men get older, they tend to agree more about how smart, trustworthy, and attractive women look, while younger men show more variation in their judgments.

The debate over whether beauty is subjective or objective has been ongoing among psychologists. While some argue that there is significant cross-cultural and cross-ethnic agreement on at least facial attractiveness, and therefore beauty is objective, others claim that personal preference accounts for at least as much of our taste as any independent sense of beauty, and thus beauty is subjective. While there is evidence to support both arguments, the article concludes that there is over 20% of attraction that is likely to be subjective, and what one finds attractive is ultimately unique to them. Therefore, it is fitting to declare a win for subjectivity.


AI and Attractiveness

Recent research has shown that also machine learning algorithms can learn and predict facial attractiveness based on objective rules in facial features. These algorithms can be trained on large datasets of facial images and corresponding attractiveness rankings, using various machine learning methods, such as support vector regression and k-nearest neighbors. Key parameters associated with beauty, such as the golden ratio of the face and various angles that determine facial proportionality and attractiveness, can be used as important metrics to evaluate attractiveness. These features can be extracted from both front and side-view images, and their definitions, descriptions, and calculation methodologies are presented in detail.

https://www.sciencedirect.com/science/article/pii/S2666307423000165


The 1/3 Rule is an important metric used in facial attractiveness assessment. It divides the front face horizontally into three parts, from the hairline to glabella, from glabella to columella, and from columella to the bottom of the chin. The closer these distances are to one, the better the perspective of the face. An attractive and proportionate face has been defined by this rule. This principle states that in most attractive faces, forehead height should be one third of the total height of the face and approximately equal in height to the mid and lower face.

https://www.sciencedirect.com/science/article/pii/S2666307423000165

Conclusion

In conclusion, although measuring attractiveness is not an exact science, statistical significance and correlations can provide useful insights into this subjective concept. While a single photo is an imperfect method, the opinions of voters can serve as a proxy for the opinions of the people one wants to attract and date. Age is a grouping that affects voting behavior, and men tend to agree more about which women are attractive than women do about which men are attractive. With the advent of machine learning algorithms, facial attractiveness can be predicted based on objective rules in facial features, providing a promising approach for ranking facial attractiveness.

Your beauty and level of attractiveness are not fixed, but rather can change throughout your life. They are reflected in your physical appearance and your inner self, and can be influenced by the people you interact with, their beliefs, societal norms, gender biases, and personal experiences. While some aspects of beauty may be considered objective, attractiveness is subjective and varies from person to person.

Instead of worrying about others' opinions of your appearance, focus on embracing your unique beauty. Whether you choose to pamper yourself with self-care routines or enhance your features with makeup, you are beautiful as long as you feel confident and comfortable in your own skin. Ultimately, the most important person to attract is yourself.

Damon Harris
11 Jan 2022
5 min read