SmileBased
SmileBased is a term used in affective computing and human–computer interaction to describe systems, interfaces, or methodologies that base their behavior on smiling cues. In its broad use, SmileBased can refer to both input modalities that detect smiles to infer user state or intent, and output modalities that use smiling feedback to communicate empathy or approval.
Technologies commonly involved include computer vision and facial expression analysis to detect a smile (for example,
Applications span customer service, education, therapy, and entertainment, where smile signals may guide responsiveness, tone-of-voice, or
Critiques emphasize limitations: smiles are culturally varied and context-dependent, leading to potential misinterpretation; privacy and consent
See also: Affective computing, emotion recognition, human–computer interaction, facial action coding system.