Developing with Kairos

Response Definition

 

The details of response attributes of api are described below.

Face Quality

The quality score indicates how reliable the image will be for future matching. For example, if the image is blurry, has small number of pixels between the eyes, out of focus, bright lighting etc. the quality score will be low (0 or less than 0) and it would not be good to match against.

Quality score value will be in the range between -1 to +1.Quality score greater than 0 is good for enrollment.

Pitch Attribute

The pitch attribute measures the up and down position of the face around the Y axis. It’s measured using positive and negative integers in degrees (°​)-- where up produces positive values and down produces negative values..

Roll Attribute

The roll attribute measures the ‘tilt’ of the face around the x axis. It’s measured using negative and positive integers in degrees (°​)-- where left produces positive values and right ​produces negative values.

Yaw Attribute

The yaw attribute measures the ‘side-to-side’ movement of the face around the z axis. It’s measured using negative and positive integers in degrees (°​)-- where left produces negative values and right ​produces positive values.