The Smile Sign

Smile Analyzer: A Software Package for Analyzing the Characteristics of the Speech and Smile

Taking into account the factors related to lip-tooth relationships in orthodontic diagnosis and treatment planning is of prime importance. Manual quantitative analysis of facial parameters on photographs during smile and speech is a difficult and time-consuming job. Since there is no comprehensive and user-friendly software package, we developed a software program called "Smile Analyzer" in the...

Smile with a smile

Smiling during talking yields speech with higher formants, and hence larger formant dispersion. Previous studies have shown that motor resonance during perception of words related to smiling can activate muscles responsible for the smiling action. If word perception causes smiling activation for such smile-related words, then this motor resonance may occur also during production, resulting in l...

Tremors of the smile.

Smile at the Uncertainty

The success of the Black-Scholes (BS) formula is mainly due to the possibility of synthesizing option prices through a unique parameter, the implied volatility, which is so crucial for traders to be directly quoted in many financial markets. This is because the BS formula allows one to immediately convert a volatility into the price at which the related option can be exchanged. The BS model, ho...

The smile of pain.

The facial expression of pain has recently attracted considerable interest in experimental and clinical research based on an increasing awareness that it supports the communication of pain as a second signal system besides the verbal one [5,11]. In line with this, facial activity provides the possibility to develop pain assessment tools in individuals with limited abilities to communicate pain ...