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heuristics

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
heu·ris·tic  (hy-rstk)
adj.
1. Of or relating to a usually speculative formulation serving as a guide in the investigation or solution of a problem: "The historian discovers the past by the judicious use of such a heuristic device as the 'ideal type'" (Karl J. Weintraub).
2. Of or constituting an educational method in which learning takes place through discoveries that result from investigations made by the student.
3. Computer Science Relating to or using a problem-solving technique in which the most appropriate solution of several found by alternative methods is selected at successive stages of a program for use in the next step of the program.
n.
1. A heuristic method or process.
2. heuristics (used with a sing. verb) The study and application of heuristic methods and processes.

[From Greek heuriskein, to find.]

heu·risti·cal·ly adv.

heuristics [hjʊəˈrɪstɪks]
n
(Philosophy / Logic) (Mathematics) (functioning as singular) Maths Logic a method or set of rules for solving problems other than by algorithm See also algorithm [1] artificial intelligence

heuristics
a method of argument in which postulates or assumptions are made that remain to be proven or that lead the arguers to discover the proofs themselves. — heuristic, adj.
See also: Argumentation


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Representativeness heuristics were used more often when the problem was set in a social context rather than a traditional mathematical setting.
According to Daniel Kahneman and Amos Tversky, in their article "Intuitive Prediction: Biases and Corrective Procedures" in Judgment Under Uncertainty: Heuristics and Biases: "People often make extreme predictions on the basis of information whose reliability and predictive validity are known to be low.
Heuristics are rules of thumb that consumers use to simplify decision making, which can expedite decision-making, but also increase decision-error.
 
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