positive feedback

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pos·i·tive feed·back

that which occurs when the sign or sense of the returned signal results in increased amplification or leads to instability.

positive feedback

1 (in physiology) an increase in function in response to a stimulus. For example, micturition increases after the flow of urine has started, and the uterus contracts more frequently and with greater strength after it has begun to contract in labor.
2
Usage notes: (informal)
an encouraging, favorable, or otherwise positive response from one person to what another person has communicated.

positive feedback

See Feedback.

pos·i·tive feed·back

(pozi-tiv fēdbak)
That found when the sign or sense of the returned signal results in increased amplification or leads to instability.

positive feedback

The characteristic of any system with an output proportional to its input in which a portion of the output is fed back to the input in such a phase as to increase the input. The effect of this is rapidly, and sometimes dangerously, to increase the output. Compare NEGATIVE FEEDBACK.

positive feedback

see FEEDBACK MECHANISM.
References in periodicals archive ?
Palmen, Didden, and Arts (2008) used self-recording and self-reinforcement to substantially increase question-asking skills during tutorial sessions.
Differential effects of methylphenidate and self-reinforcement on attention-deficit hyperactivity disorder.
The purpose of this research was to establish a constitutive relation for elastomers and hydrogels exhibiting self-reinforcement when exposed to large strains.
Self-reinforcement involves self-monitoring of the health behavior and evaluation of its execution such that overt or covert reinforcement is self-administered.
In turn, in chapter 5, "'The Unbearable Lightness of Being'" (121-51), and chapter 6, "The Contigent Self" (153-72), Ritivoi brilliantly uses Crusoe's and Odysseus's contrasting strategies for reconciling survival and change, self-reinforcement and self-repudiation, as templates for understanding Vera Calin's and Eva Hoffman's immigrant experiences.
The study directly examined the changes in speed/impatient behaviors of the Type A behavior pattern in daily activities and demonstrated significant decreases in the behaviors following transfer to the self-reinforcement condition.
Once home prices began to fall, however, this self-reinforcement went into reverse, and CDO investors lost plenty.
Self-reinforcement and positive self-image appear to bolster such commitment, whereas self-justification tends to moderate it.
Similarly, adolescents with serious emotional disturbances were taught self-management skills that enabled them to exhibit on-task and socially appropriate behavior without adult supervision and this effect was maintained in generalization settings with instruction and self-reinforcement (Ninness, Fuerst, Rutherford, & Glenn, 1991).