regret function
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Regret (decision theory) — Regret (often also called opportunity loss) is defined as the difference between the actual payoff and the payoff that would have been obtained if a different course of action had been chosen. This is also called difference regret. Furthermore,… … Wikipedia
Loss function — In statistics and decision theory a loss function is a function that maps an event onto a real number intuitively representing some cost associated with the event. Typically it is used for parameter estimation, and the event in question is some… … Wikipedia
Risk — takers redirects here. For the Canadian television program, see Risk Takers. For other uses, see Risk (disambiguation). Risk is the potential that a chosen action or activity (including the choice of inaction) will lead to a loss (an undesirable… … Wikipedia
religion — religionless, adj. /ri lij euhn/, n. 1. a set of beliefs concerning the cause, nature, and purpose of the universe, esp. when considered as the creation of a superhuman agency or agencies, usually involving devotional and ritual observances, and… … Universalium
literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… … Universalium
Parliamentary Assembly of the Council of Europe - Resolution 1549 (2007) Functioning of democratic institutions in Ukraine — The information below is a copy of the relevant report and resolution passed by The Parliamentary Assembly of the Council of Europeon April 192007 concerning the Ukrainian Political Crisisand Decrees of The President, Viktor Yushchenko dismissing … Wikipedia
Arnold, Matthew — born Dec. 24, 1822, Laleham, Middlesex, Eng. died April 15, 1888, Liverpool English poet and literary and social critic. Son of the educator Thomas Arnold, he attended Oxford and then worked as an inspector of schools for the rest of his life.… … Universalium
Minimax — This article is about the decision theory concept. For other uses, see Minimax (disambiguation). Minimax (sometimes minmax) is a decision rule used in decision theory, game theory, statistics and philosophy for minimizing the possible loss for a… … Wikipedia
Endoscopic thoracic sympathectomy — Intervention ICD 9 CM 05.2 Endoscopic thoracic sympathectomy (ETS) is a surgical procedure where certain portions of the sympathetic nerve trunk are destroyed. ETS is used to treat hyperhidrosis, facial blushing … Wikipedia
Mircea Eliade — Eliade redirects here. For other persons of the same name, see Eliade (surname). Mircea Eliade Born March 13, 1907(1907 03 13) Bucharest, Romania Died April 22, 1986( … Wikipedia
Lojban grammar — Lojban is a constructed, human speakable and (theoretically) machine speakable language, based on predicate logic. It is one of the latest languages, designed in 1987 with most of its grammar from Loglan and some features from Láadan. Most of its … Wikipedia
