Loss function

id: loss-function-180-3051005
title: Loss function
text: In mathematical optimization and decision theory, a loss function or cost function is a function that maps an event or values of one or more variables onto a real number intuitively representing some "cost" associated with the event. An optimization problem seeks to minimize a loss function. An objective function is either a loss function or its opposite, in which case it is to be maximized. The loss function could include terms from several levels of the hierarchy. In statistics, typically a lo
brand slug: wiki
category slug: encyclopedia
description: Mathematical relation assigning a probability event to a cost
original url: https://en.wikipedia.org/wiki/Loss_function
date created: 2004-01-25T20:03:11Z
date modified: 2024-09-05T08:58:46Z
main entity: {"identifier":"Q1036748","url":"https://www.wikidata.org/entity/Q1036748"}
image: {"content_url":"https://upload.wikimedia.org/wikipedia/commons/e/e3/Comparison_of_loss_functions.png","width":1545,"height":811}
fields total: 13
integrity: 16

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