Fig. 7
From: An automatic method to detect and track the glottal gap from high speed videoendoscopic images
Intersection between \(TIV_{c}\) and \(TIV_{r}\) means. The peaks of the \(TIV_c\) and \(TIV_r\) are intersected in order to obtain an approximation of the glottal center, this point is used as a initial feature to compute the glottal main axis