Relation between readability of character on Web and stress based on the eyeblink, salivary amylase as an indicator

近来，随着计算机的普及，在计算机显示器上呈现各种字符变得频繁，并且在许多领域中，选择最合适的字符用于在显示器上呈现变得更加重要。本研究的目的是探讨眨眼是否是有效的指标，以字符的可读性在计算机显示器上，并检查的视频图像记录的眨眼分析系统的开发。作者进一步研究了唾液淀粉酶、指尖脉搏波混沌分析所得的李雅普诺夫指数与压力之间的关系。

Recently, presentation with various kinds of characters on computer display became frequent as spreading of a computer and to select most suitable characters for presenting on the display became more important in many fields. The purpose of this study is examine whether the eyeblink is effectives as an index to the readability of character on computer display, and also to examine development of analyzing system of eyeblinks recorded in the video image. The author further examined the relationship between salivary amylase, Lyapunov exponents obtained by chaos analysis of fingertip pulse waves and stress.