Jump to content

Cluster

From Wikipedia, the free encyclopedia

Cluster(s) may refer to:

Science and technology

[edit]

Astronomy

[edit]
  • Cluster (spacecraft), constellation of four European Space Agency spacecraft
  • Cluster II (spacecraft), a European Space Agency mission to study the magnetosphere
  • Asteroid cluster, a small asteroid family
  • Galaxy cluster, large gravitationally bound groups of galaxies, or groups of groups of galaxies
  • Supercluster, the largest gravitationally bound objects in the universe, composed of many galaxy clusters
  • Star cluster
    • Globular cluster, a spherical collection of stars whose orbit is either partially or completely in the halo of the parent galaxy
    • Open cluster, a spherical collection of stars that orbits a galaxy in the galactic plane

Biology and medicine

[edit]
  • Cancer cluster, in biomedicine, an occurrence of a greater-than-expected number of cancer cases
  • Cluster headache, a neurological disease that involves an immense degree of pain
  • Cluster of differentiation, protocol used for the identification and investigation of cell surface molecules present on white blood cells
  • Winter cluster, in beekeeping, a well-defined cluster of honey bees in cold temperatures
  • Disease cluster, a grouping of cases of disease
  • Gene cluster, a group of genes (or proteins, or metabolites) whose expression or concentration is similar across a range of conditions
  • Cluster of microorganisms, as in a colony

Chemistry

[edit]
  • Cluster chemistry, an array of bound atoms intermediate in character between a molecule and a solid

Computer science

[edit]

Economics

[edit]
  • Cluster theory, a theory that states concentrating industries in specific regions creates several advantages

Education

[edit]
  • CLUSTER, the Consortium Linking Universities of Science and Technology for Education and Research (a collection of twelve European universities which focus on science and engineering)

Equipment

[edit]

Linguistics

[edit]

Math and statistics

[edit]
  • Cluster analysis, a set of techniques for grouping a set of objects based on intrinsic similarities
  • Cluster sampling, a sampling technique used when "natural" groupings are evident in a statistical population
  • Cluster graph, in graph theory, a disjoint union of complete graphs
  • Clusterable graph, in balance theory
  • Cluster algebra, a class of commutative rings used in representation theory
  • Cluster expansion, a technique in statistical mechanics and quantum field theory

Physics

[edit]

Urban development

[edit]

Philosophy and religion

[edit]
  • Khandha, a Buddhist concept of five material and mental factors that take part in the rise of craving and clinging
  • Proper name (philosophy), a cluster of propositions that in combination pick out a unique referent

Arts and media

[edit]

Music

[edit]

Other media

[edit]

Other uses

[edit]

See also

[edit]