Feedback (disambiguation)

For uses on Wikipedia, see Wikipedia:Feedback.

Look up feedback in Wiktionary, the free dictionary.

Feedback is what occurs when outputs of a system are routed back as inputs as part of a chain of cause-and-effect that forms a circuit or loop.

Feedback may also refer to:

• Feedback control loop, a closed-loop controller
• Audio feedback, the "howl" sometimes heard in microphone or guitar amplification systems
• Video feedback, the optical equivalent of audio feedback, caused when a camera films the image it is producing
• Positive feedback, a feedback system that responds to perturbation in the same direction as the perturbation
• Negative feedback, a method of attenuation to restore equilibrium
• Negative-feedback amplifier, an amplifier designed to stabilize a system and improve performance

• Corrective feedback, by a parent or teacher to guide a child's learning process
• Delayed Auditory Feedback, a method of combating stuttering
• Employee performance appraisal, particularly methods such as 360-degree feedback

• Biofeedback
• Climate change feedback, for positive and negative feedbacks associated with climate change
• Reinforcement learning from human feedback, a machine learning technique that uses human feedback to directly optimize a model

• Feedback arc set, in graph theory, a method of eliminating directed graphs
• Feedback vertex set, in computational complexity theory, the feedback vertex set problem is a graph-theoretical NP-complete problem

• Feedback (Marvel Comics), a Marvel Comics superhero
• Feedback (Dark Horse Comics), the winner of Who Wants to be a Superhero? and a Dark Horse Comics superhero

• "Feedback" (Janet Jackson song), 2008
• "Feedback" (Kanye West song), 2016
• Feedback, a 1944 album by Les Paul
• Feedback (Spirit album), 1972
• Feedback (EP), a 2004 EP by Rush
• Feedback (Jurassic 5 album), 2006
• "Feedback", a song by Covenant from their 1996 album Sequencer
• Feedback (Derek Webb album), 2010
• Feedback (band), a Bangladeshi rock band

• Feedback, a video podcast produced by G4
• Feedback (radio series), a BBC Radio Four programme in the UK
• Feedback, a Conductoid and alien character in Ben 10: Omniverse
• Feedback, a superhero in the Dark Horse Comics
• Feedback, a design principle in User interface design
• Feedback loop (email)
• Causal loop in the context of time travel or the causal structure of spacetime, that is a sequence of events (actions, information, objects, people)
• Feedback (pork industry), the practice of feeding infected deceased pigs and their manure to breeding pigs
• Feedback (TV series), a 2023 Polish television series

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