Since audio signals are interpreted by the human ear-brain system, that complex perceptual mechanism should be simulated somehow in software for "machine listening".

The perceptual mechanism of Fechner color is not entirely understood.

She specializes in speech perception, focusing on how general perceptual and cognitive mechanisms contribute to speech perception and how speech can be used to broadly understand auditory cognition.

Then the counselor should consider the physical and perceptual mechanisms of injury.

The constancy effects Thouless demonstrated are built into our perceptual mechanism.

Problems encountered in the study of perceptual mechanisms, for example, are distinct from those affecting the study of motivation.

For it to occur, bottom-up perceptual mechanisms, such as the input of visual information, must override top-down knowledge that the certain body (or part) does not belong.

The prefrontal cortex may be generally activated for directing the attention of the cognitive and perceptual mechanisms towards aesthetic perception in viewers untrained in visual arts.

Causal attributions however seem to be formed either by processing visual information using perceptual mechanisms, or by activating knowledge structures (e.g. schemas) or by systematic data analysis and processing.

Your perceptual mechanism is subtly altered.