Masking

Masking can mean:

Arts and media

• Backmasking, a recording technique in which a sound or message is recorded backward onto a track meant to be played forward
• Masking (art), protecting a selected area from change during production, as with tape and stencils
• Masking (illustration), an art technique that influences the intended perception of a character

Data protection

• Data masking, replacing data with random characters or data to conceal sensitive information
  • Blinded experiment, in which data is masked to prevent bias
• Masking (Electronic Health Record), patient-requested concealment of information from healthcare providers
• Masking and unmasking by intelligence agencies, to protect the privacy of unintentional surveillance targets
• Sound masking, intentional introduction of background sounds to improve comfort and privacy

Sensory phenomena

• Auditory masking, sensory phenomena where perception of one sound is affected by another
  • Temporal masking
  • Simultaneous masking
• Visual masking
• Backward masking, in psychovisual or psychoacoustics

Other technologies

• Mask (computing), AND'ing or OR'ing a bit pattern with another bit pattern to select certain bits
• Masking agent, a reagent used in chemical analysis which reacts with chemical species which may interfere in the analysis
• Sound masking, intentional introduction of background sounds to improve comfort and privacy
• Spectral mask, a method for reducing adjacent-channel interference in broadcast applications

Other uses

• Masking (personality), in which an individual changes their personality to conform to social pressure
• Autistic masking, the suppression of autistic behaviors and compensation of social difficulties in autistic people
• Female masking, a form of male cross-dressing
• Applying or using a facial mask
• Character mask, a concept in Marxist philosophy

See also

• Mask (disambiguation)