at random intervals

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• Random matrix — In probability theory and mathematical physics, a random matrix is a matrix valued random variable. Many important properties of physical systems can be represented mathematically as matrix problems. For example, the thermal conductivity of a… …   Wikipedia

• random — adj 1. haphazard, casual, arbitrary, hit or miss, desultory; chance, fortuitous, serendipitous, aleatory, Inf. fluky; careless, slapdash, willy nilly, thrown or slapped together, Inf. scratch; unarranged, unsystematic, unmethodical, disorganized …   A Note on the Style of the synonym finder

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• Pseudo-random number sampling — or non uniform pseudo random variate generation is the numerical practice of generating pseudo random numbers that are distributed according to a given probability distribution. Methods of sampling a non uniform distribution are typically based… …   Wikipedia

• Convergence of random variables — In probability theory, there exist several different notions of convergence of random variables. The convergence of sequences of random variables to some limit random variable is an important concept in probability theory, and its applications to …   Wikipedia

• at random — Synonyms and related words: aimlessly, any which way, anyhow, anywise, around, at haphazard, at hazard, at intervals, at irregular intervals, brokenly, by catches, by chance, by fits, by jerks, by snatches, capriciously, carelessly, casually,… …   Moby Thesaurus

• Graduated Random Presidential Primary System — The Graduated Random Presidential Primary System, also known as the California Plan or the American Plan, is a proposed system to reform the conduct of United States Presidential primary campaigns. Under this system the campaign period would be… …   Wikipedia

• Robust confidence intervals — In statistics a robust confidence interval is the outcome of a specialized set of calculations constructed in such a way as to produce confidence intervals which are not badly affected by outlying or aberrant observations in a data set.In the… …   Wikipedia

• dynamic random access memory — noun a computer memory in which the information gradually decays, the cells needing to be topped up at frequent intervals, but the overall system being faster and cheaper than SRAM. Also, DRAM …  

• physical science, principles of — Introduction       the procedures and concepts employed by those who study the inorganic world.        physical science, like all the natural sciences, is concerned with describing and relating to one another those experiences of the surrounding… …   Universalium

• Point process — In statistics and probability theory, a point process is a type of random process for which any one realisation consists of a set of isolated points either in time or geographical space, or in even more general spaces. For example, the occurrence …   Wikipedia