This article is about decision theory. For the use in computer science, see Decision tree § Decision rules.
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Function that maps an observation to an action
In decision theory, a decision rule is a function which maps an observation to an appropriate action. Decision rules play an important role in the theory of statistics and economics, and are closely related to the concept of a strategy in game theory.
In order to evaluate the usefulness of a decision rule, it is necessary to have a loss function detailing the outcome of each action under different states.
In decision theory, a decisionrule is a function which maps an observation to an appropriate action. Decisionrules play an important role in the theory...
In statistical decision theory, an admissible decisionrule is a rule for making a decision such that there is no other rule that is always "better" than...
label (decision taken after computing all attributes). The paths from root to leaf represent classification rules. In decision analysis, a decision tree...
making the decisions are behaving under some consistent rules. Descriptive decision theory: Analyzes how individuals actually make the decisions that they...
Majority rule is the principle that a group which has more than half of all voters should be allowed to make the decisions for a group. Majority rule is the...
In decision theory, a decisionrule is said to dominate another if the performance of the former is sometimes better, and never worse, than that of the...
also referred to as the risk function of the decisionrule δ and the parameter θ. Here the decisionrule depends on the outcome of X. The risk function...
(epistemology). One-reason decisions are algorithms that are made of three rules: search rules, confirmation rules (stopping), and decisionrules Take-the-best heuristic –...
Federal RulesDecisions series publishes decisions of the United States district courts involving the Federal Rules of Civil Procedure, Federal Rules of Criminal...
Minmax (sometimes Minimax, MM or saddle point) is a decisionrule used in artificial intelligence, decision theory, game theory, statistics, and philosophy...
the case that established the rule, the court upheld a trial verdict against the plaintiff, holding that his decision to sit outside the netting the...
plot of the statistical power as a function of the Type I Error of the decisionrule (when the performance is calculated from just a sample of the population...
In estimation theory and decision theory, a Bayes estimator or a Bayes action is an estimator or decisionrule that minimizes the posterior expected value...
'majority') fighter. If all judges rule for the same boxer, the decision is referred to as a unanimous decision. The majority decision is frequently confused with...
judgment of a lower court. An appellate court may also vacate its own decisions. Rules of procedure may allow vacatur either at the request of a party (a...
these names reference the use of Bayes' theorem in the classifier's decisionrule, but naive Bayes is not (necessarily) a Bayesian method. Naive Bayes...
and zero gross loss of that category. Decisionrule 2 is optional and it concerns regional stratification. Rule 2 can allow for change from category 1...
Ankle Rules: Poster" (PDF). Clinical DecisionRules. Emergency Medicine Research Group, Ottawa Hospital Research Institute. "Ottawa knee rule OK". Bandolier...
either a win or a loss is said to have received a no decision. Major League Baseball (MLB) rules specify that a starting pitcher, to earn a win, must...
calculations that the business rule engine might provide" that can be used to show where in a BPMN process a decision defined using DMN should be used...
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