small-scale structure

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• Timeline of knowledge about galaxies, clusters of galaxies, and large-scale structure — Timeline of galaxies, clusters of galaxies, and large scale structure of the cosmosPre 20th Century* 400s BC Democritus proposes that the bright band in the night sky known as the Milky Way might consist of stars, * 300s BC Aristotle believes the …   Wikipedia

• Structure formation — refers to a fundamental problem in physical cosmology. The universe, as is now known from observations of the cosmic microwave background radiation, began in a hot, dense, nearly uniform state approximately 13.7 Gyr ago. [cite journal |author=D.… …   Wikipedia

• Small and medium enterprises — or small and medium sized enterprises (also: Small and Medium sized Enterprises; acronym in the plural: SMEs; small and medium businesses or small and medium sized businesses, acronym: SMBs; and variations thereof) are companies whose headcount… …   Wikipedia

• Scale relativity — is a theory of physics initially developed by Laurent Nottale, working at the French observatory of Meudon, near Paris, which extends special and general relativity with a new formulation of scale invariance preserving a reference length,… …   Wikipedia

• Scale-free network — A scale free network is a network whose degree distribution follows a power law, at least asymptotically. That is, the fraction P ( k ) of nodes in the network having k connections to other nodes goes for large values of k as P ( k ) k − γ where… …   Wikipedia

• Coarse structure — Coarse space redirects here. For the use of coarse space in numerical analysis, see coarse problem. In the mathematical fields of geometry and topology, a coarse structure on a set X is a collection of subsets of the cartesian product X × X with… …   Wikipedia

• Scale space implementation — Scale space Scale space axioms Scale space implementation Feature detection Edge detection Blob detection Corner detection …   Wikipedia

• Scale space — theory is a framework for multi scale signal representation developed by the computer vision, image processing and signal processing communities with complementary motivations from physics and biological vision. It is a formal theory for handling …   Wikipedia

• Small interfering RNA — (siRNA), sometimes known as short interfering RNA or silencing RNA, is a class of 20 25 nucleotide long double stranded RNA molecules that play a variety of roles in biology. Most notably, siRNA is involved in the RNA interference (RNAi) pathway …   Wikipedia

• Small-angle neutron scattering — (SANS) is a laboratory technique, similar to the often complementary techniques of small angle X ray scattering (SAXS) and light scattering. These are particularly useful because of the dramatic increase in forward scattering that occurs at phase …   Wikipedia

• Small Magellanic Cloud — Small Magellanic Cloud. Source: Digitized Sky Survey 2 Observation data (J2000 epoch) …   Wikipedia