Aggregation

Aggregation may refer to:

Business and economics

• Aggregation problem (economics)
• Purchasing aggregation, the joining of multiple purchasers in a group purchasing organization to increase their buying power
• Community Choice Aggregation, the joining of geographically contiguous communities to bypass a conventional energy utility monopoly and seek a greener energy service

Computer science and telecommunication

• Aggregate function, a type of function in data processing
• Aggregation, a form of object composition in object-oriented programming
• Link aggregation, using multiple Ethernet network cables/ports in parallel to increase link speed
• Packet aggregation, joining multiple data packets for transmission as a single unit to increase network efficiency
• Route aggregation, the process of forming a supernet in computer networking
• Aggregation, a process by which Australian country television markets were combined in the late 1980s and 1990s; see Regional television in Australia

Natural sciences and statistics

• Aggregation (ethology), any gathering of organisms
• Aggregation of soil granules to form soil structure
• Particle aggregation, direct mutual attraction between particles (atoms or molecules) via van der Waals forces or chemical bonding
• The accumulation of platelets to the site of a wound to form a platelet plug or a thrombus
• Flocculation, a process where a solute comes out of solution in the form of floccules or flakes
• Overdispersion or statistical aggregation, where the variance of a distribution is higher than which we expect.
• Aggregation pheromone
• Protein aggregation, the aggregation of mis-folded proteins

Other uses

• Aggregation (linguistics), a merging of syntactic constituents
• Aggregation (magazine), a 2010–2012 Canadian online magazine

See also

• Template:Srt
• Aggregate (disambiguation)
• Aggregator (disambiguation), a web site or computer software that aggregates syndicated web content
• Agrégation, in French-speaking countries, higher-level competitive examinations for teachers and professors
• Category:Aggregation-based digital libraries, digital libraries that are primarily based on aggregation or harvesting of other digital libraries or repositories
• Composition (disambiguation)

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