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data mining

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agent

Overview page. Subjects: Computing.

An autonomous system that receives information from its environment, processes it, and performs actions on that environment. Agents may have different degrees of intelligence or...

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ant colony optimization

Overview page. Subjects: Computing — Probability and Statistics.

An optimization procedure that seeks to mimic an ant's apparent ability to find the shortest distance between two points. The ant's choices are based on the quantities of pheromones left by...

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bump hunting

Overview page. Subjects: Probability and Statistics.

A term apparently originated by experimental physicists and now used in data mining. It refers to the problem of finding clustered values in multivariate data.

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classification tree

Overview page. Subjects: Probability and Statistics.

A rule for predicting the class of an object from the values of its predictor variables. Classification trees are much used in data mining. They differ from discriminant analysis in that...

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clustering

Overview page. Subjects: Computing.

1 In computer graphics, the collecting of nearby objects into groups so that their effect in a radiosity calculation with another well-separated group can be approximated by a...

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data dredging

Overview page. Subjects: Public Health and Epidemiology.

An unkind description of the conduct of a desperate or dishonest investigator who attempts to demonstrate a “significant” result by using a sequence of statistical tests that were not in...

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data miner

Overview page. Subjects: Computing.

A program that carries out data mining.

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data snooping

Overview page. Subjects: Psychology.

In statistics, laboratory jargon for the haphazard and unplanned inspection of the results of an investigation in the hope of finding significant effects when the results that had been...

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exploratory data analysis

Overview page. Subjects: Mathematics.

(EDA)

The search for relationships between variables (as in data mining) by the use of graphics such as boxplots and techniques such as classification trees. Writing about his work...

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genetic algorithm

Overview page. Subjects: Computing.

An algorithm used in particular for combinatorial optimization. Later search locations are derived by reproduction, mutation, or crossover, which represent three different rules for...

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hill climbing

Overview page. Subjects: Computing.

An optimization technique used in data mining to select an optimal solution from a large space of possible solutions. The term is derived from the fact that the solution space can be viewed...

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informatics

Overview page. Subjects: Chemistry.

The use of computers and statistical methods in the classification, storage, retrieval, and analysis of data, information, and knowledge. See also bioinformatics, data mining,...

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KDD

Overview page. Subjects: Computing.

Abbrev. for knowledge discovery in databases. See data mining.

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online analytical processing

Overview page. Subjects: Computing.

A synonym, used for advertising purposes, employed by vendors to differentiate their products from executive information systems, although here are no discernible differences between the...

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particle swarm optimization

Overview page. Subjects: Computing.

An optimization technique used in data mining that attempts to find some optimal solution from a large space of possible solutions. It gets its name from the fact that a number of possible...

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simulated annealing

Overview page. Subjects: Computing.

A technique used in data mining to select an optimal set of data from a large space of solutions. The term comes from the fact that the techniques uses a process similar to that found when...

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surveillance

Overview page. Subjects: Law.

N.

Keeping watch on a suspect. The Police Act 1997 and the Regulation of Investigatory Powers Act 2000 provide a formal system for authorization of intrusive surveillance...

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tabu search

Overview page. Subjects: Computing.

An optimization technique that is used in data mining to discover optimal solutions from a large space of possible solutions.

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