This idea of discarding or reducing precision in a manner that aligns with human perception is called perceptual coding, and it relies on models of human perception, which come from a field of study called Psychophysics.

这种以符合人类感知的方式丢弃或降低精度的想法称为感知编码，它依赖于人类感知模型， 该模型来自称为心理物理学的研究领域。