Judged: two independent readers; copy check clear.
perceptual constancy
perceptual constancy Perceptual constancy is the ability to perceive something as the same despite changes in the sensory signal.
Perceptual constancy is the ability to perceive something as the same despite changes in the sensory signal. In the source packet, it refers to listeners maintaining stable speech perception even though the speech sound varies because of coarticulation and differences between speakers.