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Mathematically, positive feedback is defined as a positive loop gain around a closed loop of cause and effect. [1][3] That is, positive feedback is in phase with the input, in the sense that it adds to make the input larger. [4][5] Positive feedback tends to cause system instability. When the loop gain is positive and above 1, there will ...
Positive feedback. Wikipedia should have methods of positive feedback to allow both incentives for improvement and polite and civil interactions. Wikipedia should help people more than it hurts them ( Wikipedia:Avoiding harm ). Wikipedia should have verifiable civility, and it should have measures to avoid turnover .
t. e. A feedback loop where all outputs of a process are available as causal inputs to that process. Feedback 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. [1] The system can then be said to feed back into itself. The notion of cause-and-effect has to be handled ...
Positive feedbacks amplify global warming while negative feedbacks diminish it. [ 2 ]: 2233 Feedbacks influence both the amount of greenhouse gases in the atmosphere and the amount of temperature change that happens in response. While emissions are the forcing that causes climate change, feedbacks combine to control climate sensitivity to that ...
The Thanks notification offers a way to give positive feedback on Wikipedia. This feature allows editors to send a "thank you" notification to users who make useful edits – by using a small "thank" link on the history page or diff page. The Wikimedia Foundation's editor engagement team developed this small feature to encourage productive ...
A simple negative feedback system is descriptive, for example, of some electronic amplifiers. The feedback is negative if the loop gain AB is negative.. Negative feedback (or balancing feedback) occurs when some function of the output of a system, process, or mechanism is fed back in a manner that tends to reduce the fluctuations in the output, whether caused by changes in the input or by ...
Ice–albedo feedback is a climate change feedback, where a change in the area of ice caps, glaciers, and sea ice alters the albedo and surface temperature of a planet. Because ice is very reflective, it reflects far more solar energy back to space than open water or any other land cover. [1] It occurs on Earth, and can also occur on exoplanets ...
Psychology. Positive psychology is a field of psychological theory and research of optimal human functioning of people, groups, and institutions. [1][2] It studies "positive subjective experience, positive individual traits, and positive institutions... it aims to improve quality of life." [3]