pair group

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• Unweighted Pair Group Method — with Arithmetic mean (kurz UPGMA) bezeichnet eine Bottom Up Clustering Methode. Sie wird oft in der Bioinformatik zur Rekonstruktion phylogenetischer Bäume angewendet. Im Gegensatz zu anderen Verfahren wie Neighbour Joining basiert UPGMA auf der… …   Deutsch Wikipedia

• Unweighted Pair Group Method with Arithmetic mean — (kurz UPGMA) bezeichnet eine Bottom Up Clustering Methode. Sie wird oft in der Bioinformatik zur Rekonstruktion phylogenetischer Bäume angewendet. Im Gegensatz zu anderen Verfahren wie Neighbour Joining basiert UPGMA auf der Annahme der… …   Deutsch Wikipedia

• Unweighted Pair Group Method with Arithmetic Mean — UPGMA (Unweighted Pair Group Method with Arithmetic mean) est le nom d un algorithme destiné à la construction d un arbre phylogénétique. Cette méthode permet la transformation d une matrice de distances (entre différents organismes, populations …   Wikipédia en Français

• Group selection — In evolutionary biology, group selection refers to the idea that alleles can become fixed or spread in a population because of the benefits they bestow on groups, regardless of the alleles effect on the fitness of individuals within that group.… …   Wikipedia

• pair — [peə ǁ per] verb [transitive] 1. COMMERCE if two companies, people, or things are paired, they are put into groups of two because they are connected in some way or will work together: • When the new products were paired, encouraging customer… …   Financial and business terms

• Pair — Pair, v. i. [imp. & p. p. {Paired}; p. pr. & vb. n. {Pairing}.] 1. To be joined in pairs; to couple; to mate, as for breeding. [1913 Webster] 2. To suit; to fit, as a counterpart. [1913 Webster] My heart was made to fit and pair with thine. Rowe …   The Collaborative International Dictionary of English

• Group theory — is a mathematical discipline, the part of abstract algebra that studies the algebraic structures known as groups. The development of group theory sprang from three main sources: number theory, theory of algebraic equations, and geometry. The… …   Wikipedia

• Group 42 — (Czech Skupina 42 ) was Czech artistic group established in 1942. Although its roots could be found already in 1938 – 1939, forming in 1940.Activity of the group was terminated in 1948, but its influence on Czech literature and Czech art was… …   Wikipedia

• Group (sociology) — In sociology, a group can be defined as two or more humans that interact with one another, accept expectations and obligations as members of the group, and share a common identity. By this definition, society can be viewed as a large group,… …   Wikipedia

• Group ring — This page discusses the algebraic group ring of a discrete group; for the case of a topological group see group algebra, and for a general group see Group Hopf algebra. In algebra, a group ring is a free module and at the same time a ring,… …   Wikipedia

• pair — 1. noun /peə(r)/ a) Two similar or identical things taken together; often followed by of. I couldnt decide which of the pair of designer shirts I preferred, so I bought the pair. b) Two …   Wiktionary