Question

mode of perceptual processing for recognizing meaningful patterns by piecing together pieces of sensory information

bottom - up retrieval
bottom - up processing
bottom - up extraction
bottom - up processor
bottom - up tracing

Explanation:

In psychology, bottom - up processing is a mode of perceptual processing where the brain recognizes meaningful patterns by piecing together individual pieces of sensory information. It starts with the raw sensory data (the "bottom") and builds up to a more complex perception (the "up"). "Bottom - up retrieval" is not the standard term for this perceptual process. "Bottom - up extraction" is not the correct psychological term. A "bottom - up processor" is a device or concept related to processing in a bottom - up way but not the perceptual mode itself. "Bottom - up tracing" is also not the appropriate term for this perceptual phenomenon.

Answer:

bottom - up processing