chapter 1 Introduction 2

1.1 Overview
A gesture in a sign language is a particular movement of the hands with a
specific shape made out of them.
In our project Flex Sensor plays the major role, Flex sensors are sensors
that change in resistance depending on the amount of bend on the sensor.

Fig 1.1 Flex sensor
The glove uses flex sensors, and accelerometers in three
dimensions to gather data on each finger’s position and the hand’s
motion to differentiate the letters.