Background Smile attractiveness is a primary factor for patients to seek orthodontic
treatment, however, there is yet no systematic evaluation of this topic in the literature …

In the field of affective computing, achieving accurate automatic detection of facial
movements is an important issue, and great progress has already been made. However, a …

Distal facial Electromyography (EMG) can be used to detect smiles and frowns with
reasonable accuracy. It capitalises on volume conduction to detect relevant muscle activity …

We explored how robot-assisted therapy based on smile analysis may facilitate the prosocial
behaviors of children with autism spectrum disorder. Prosocial behaviors, which are actions …

Positive experiences are a success metric in product and service design. Quantifying smiles
is a method of assessing them continuously. Smiles are usually a cue of positive affect, but …

In the wake of the global pandemic, interacting with others while wearing masks has
emerged as a global challenge. A growing body of literature has reported that face masks …

Simple Summary The smile plays an important role in personal, professional, and romantic
relationships among humans. A smile may be posed or spontaneous, based on the external …

Smiles are universal but nuanced facial expressions that are most frequently used in face-to-
face communications, typically indicating amusement but sometimes conveying negative …

Distinguishing between spontaneous and posed smiles from videos poses a significant
challenge in pattern classification literature. Researchers have developed feature-based …

Reading the genuineness of facial expressions is important for increasing the credibility of
information conveyed by faces. However, it remains unclear which spatio-temporal …