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Random randumb (2777 bytes)
3: ...s [[website]] which first appeared on the web as "Random Randumb" in [[2001]]. The group goes much farther... 6: Random Randumb is based on the value of demonstrating st... 34: Random Randumb, although disregarded by most as a pointl... 39: ...ed. Rumors have been spread around forums that a "Random Randumb Reunion" [[DVD]] is planned. Others have ... Random optimization (773 bytes) 1: '''Random optimization''' is the name applied to a class of... 4: ...e compared with [[genetic algorithm]]s, and often random optimization outperforms other methods with signi... 6: Contrast [[Random-restart hill climbing]]; [[genetic algorithm]]. 10: * Matyas, J (1965), Random optimization, Automation and remote control, vol ... 11: ... Solis, F.J and Wets, R.J (1981), Minimization by random search techniques, Mathematics of operations rese... Random Harvest (1682 bytes) 1: '''''Random Harvest''''' is a [[1942]] film in which a man lo... 3: [[image:RandomHarvest.jpg|left|thumb|1949 paperback edition]]The... /dev/random (1841 bytes) 1: ... When the entropy pool is empty, reads from /dev/random will [[blocking I/O|block]] until additional envi... 3: ... its own random number generator seeded from /dev/random. 11: *[[hardware random number generator]] 12: *[[cryptographically secure pseudo-random number generator]] 14: [[Category:Random numbers]] Random House (1573 bytes) 1: ... on the side at random," which suggested the name Random House. 3: ...the Random House Ballantine Publishing Group, and Random House Ventures. It also has a division called [[D... 5: ...f]], Inc. and [[Pantheon Books]] were acquired by Random House in [[1960]] and [[1961]], respectively; wor... 10: * [http://www.randomhouse.com/about/history.html Randomhouse.com's history page] 12: ...f Bennet Cerf with the quote on the origin of the Random House name] Random sample (390 bytes) 1: ...le]] is a subset of a larger [[population]]. A '''random sample''' is one in which every item/object there... 4: *[[random]] 5: *[[random sampling]] Random oracle (1980 bytes) 1: A '''random oracle''' is a theoretical model of a perfect [[c... 3: When a random oracle is given a query ''x'' it does the followi... 5: ...een given the query ''x'' before it generates a [[random]] response which has uniform probability of being... 7: ... more natural protocol a proof of security in the random oracle gives very strong evidence that an attack ... 13: * Mihir Bellare and Phillip Rogaway, Random Oracles are Practical: A Paradigm for Designing E... Random coil (1943 bytes) 1: ...ormation]] where the [[monomer]]s are arranged at random. Many simple polymers such as [[polyethylene]] in... 3: ...e backbone will sample all possible conformations randomly. This is actually not the case, since the ensem... 5: ...an absence of "electron density" or contrast. The random coil state for any polypeptide chain can be attai... Random graph (3345 bytes) 1: ...y theory]], and studies the properties of typical random graphs. 3: ==Random graph models== 5: ...dding edges between them at random. Different '''random graph models''' produce different [[probability d... 7: ...iewed as snapshots at a particular time of the '''random graph process''' <math>\tilde{G}_n</math>, which ... 10: ...e can also construct an object called an infinite random graph. Random field (1466 bytes) 1: ...p>''n''</sup>, a probability measure π is a '''random field''' if 4: ...h as '''Markov random field''' (MRF) and '''Gibbs random field''' (GRF). A MRF exhibits the Markovian prop... 6: ...ble assumes a value does not depend on all of the random variables. 7: ...;' is the same realization of Ω, except for random variable <math>X_i</math>. It is easy to see that... Random walk (13905 bytes) 1: ...uitive idea of taking successive steps, each in a random direction. 2: A random walk is a simple [[stochastic process]]. 4: A random walk is sometimes called a "drunkard's walk". 9: The simplest random walk is a [[path]] constructed according to the f... 13: ...om one point in the path to the next is chosen at random, and no direction is more probable than another. Random encounter (1040 bytes) 1: '''Random encounters''' is a feature commonly used in compu... 3: ... statistics of the [[player character]]. As such, random encounters usually occur more frequently in [[cav... Random data (363 bytes) 1: ...entropy]] of data can be used as a measure of how random the data is. 3: == Random data and compression == 4: Theoretically, random data will produce suboptimal results if used as i... Random ballot (1115 bytes) 1: ...um]], the ballot of a single voter is selected at random, and that ballot decides the result of the electi... 3: ...ce (if not then another ballot can be selected at random). It is [[unbiased]] in that the [[probability]] ... 5: But it is not deterministic, in that a different random selection could have produced a different result,... Lobster Random (543 bytes) 2: '''Lobster Random''' is a character in the comic book [[2000 AD]]. ... 4: ... claws surgically grafted onto his sides, Lobster Random was a genetically modified soldier, adapted to ne... Random page (1203 bytes) 6: ...][http://en.wikipedia.org/wiki/Special:Randompage Random page] Random forest (1966 bytes) 1: A '''Random Forest''' classifier is a [[supervised learning |... 2: (Random Forest is a trademark of Leo Brieman and Adele Cu... 9: :* For each node of the tree randomly select m of the M variables on which to base th... 12: The random forest classifier counts among its advantages the... 22: ...keley.edu/users/breiman/RandomForests/cc_home.htm Random Forest classifier description] Random number (7417 bytes) 1: ...s a single observation (outcome) of a specified [[random variable]]. Where no distribution is specified, t... 3: ...f how it was generated. Informally, to generate a random number means that before it was generated, all [[... 5: ==Importance of random numbers== 7: ...[[protocol]] of a study from a participant (see [[randomized controlled trial]]) and [[Monte Carlo method|... 9: ...g]], while [[Pseudorandom number generator|pseudo-random]] numbers are of general importance in [[computer... Random sequence (1212 bytes) 2: ...ort, a [[random]] sequence is a [[sequence]] of [[random variable]]s. 4: ...sequence of [[independent identically-distributed random variables]]. 6: ... can produce that sequence ('''Chaitin-Kolmogorov randomness'''). 9: * [[random number]] 10: * [[randomness]] Random variable (11238 bytes) 1: ...might describe the possible outcomes of picking a random person and measuring their height. 3: ..., a random variable cannot be assigned a value; a random variable does not describe the actual outcome of ... 5: ... allow easy visualisation of the practical use of random variables, their mathematical construction allows... 9: === Random variables === 11: ...ower set of Ω. One among the many possible random variables defined on this space is
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