maximum parsimony (phylogenetics) wikipedia - EAS

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  1. Maximum parsimony (MP) is a method of identifying the potential phylogenetic tree that requires the smallest total number of evolutionary events to explain the observed sequence data. Some ways of scoring trees also include a "cost" associated with particular types of evolutionary events and attempt to locate the tree with the smallest total cost.
    en.wikipedia.org/wiki/Computational_phylogenetics
    en.wikipedia.org/wiki/Computational_phylogenetics
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    What is the maximum parsimony?最大簡約法 (英語: Maximum parsimony )是一種常使用於 系統發生學 計算的方式,可用來根據分子序列的變異程度,來分析 生物 之間的 演化 關係,進而建構出 演化樹 。 「簡約」一般有「經濟的」或「儉省的」之義,但在生物學中,「簡約法」是屬於 無母數統計 的一種統計方法以估計 親緣關係 。
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    What is parsimony in phylogeny?In detail. Parsimony is part of a class of character-based tree estimation methods which use a matrix of discrete phylogenetic characters to infer one or more optimal phylogenetic trees for a set of taxa, commonly a set of species or reproductively isolated populations of a single species.
    en.wikipedia.org/wiki/Maximum_parsimony_(phylogenetics)
    How do you find the most parsimonious phylogenetic tree?However, although it is easy to score a phylogenetic tree (by counting the number of character-state changes), there is no algorithm to quickly generate the most-parsimonious tree. Instead, the most-parsimonious tree must be found in "tree space" (i.e., amongst all possible trees).
    en.wikipedia.org/wiki/Maximum_parsimony_(phylogenetics)
    Does weighted parsimony outperform other methods of phylogenetic inference?"Weighted parsimony outperforms other methods of phylogenetic inference under models appropriate for morphology". Cladistics. 34 (4): 407–437. doi: 10.1111/cla.12205.
    en.wikipedia.org/wiki/Maximum_parsimony_(phylogenetics)
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    https://en.wikipedia.org/wiki/Maximum_parsimony_(phylogenetics)

    In phylogenetics, maximum parsimony is an optimality criterion under which the phylogenetic tree that minimizes the total number of character-state changes (or miminizes the cost of differentially weighted character-state changes) is preferred. Under the maximum-parsimony criterion, the optimal tree will … 查看更多內容

    In phylogenetics, parsimony is mostly interpreted as favoring the trees that minimize the amount of evolutionary change required (see for example ). Alternatively, phylogenetic parsimony can be … 查看更多內容

    Parsimony is part of a class of character-based tree estimation methods which use a matrix of discrete phylogenetic characters and character states to infer one or more optimal 查看更多內容

    The time required for a parsimony analysis (or any phylogenetic analysis) is proportional to the number of taxa (and characters) included in the analysis. Also, because more taxa require more branches to be estimated, more uncertainty may be expected in … 查看更多內容

    It has been asserted that a major problem, especially for paleontology, is that maximum parsimony assumes that the only way two … 查看更多內容

    Problems with maximum parsimony phylogenetic inference圖片

    The input data used in a maximum parsimony analysis is in the form of "characters" for a range of taxa. There is no generally … 查看更多內容

    A maximum parsimony analysis runs in a very straightforward fashion. Trees are scored according to the degree to which they imply a … 查看更多內容

    Maximum parsimony is an epistemologically straightforward approach that makes few mechanistic assumptions, and is popular … 查看更多內容

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  4. 最大簡約法 - 维基百科,自由的百科全书

    https://zh.wikipedia.org/wiki/最大簡約法

    最大簡約法(英語:Maximum parsimony)是一種常使用於系統發生學計算的方式,可用來根據分子序列的變異程度,來分析生物之間的演化關係,進而建構出演化樹。
    「簡約」一般有「經濟的」或「儉省的」之義,但在生物學中,「簡約法」是屬於無母數統計的一種統計方法以估計親緣關係。以最大簡約法建構的親緣關係樹是以演化過程具有最少次變化為前提,表示現存資料在過去的演化過程應由最少次步驟所形成。這項概念由Walter M. Fitch在1971年 …

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    • https://en.wikipedia.org/wiki/Talk:Maximum_parsimony_(phylogenetics)
      • Good article, anon, but I wish to improve it to clarify some points and possibly make it more accessible. OLD:Maximum parsimony Maximum parsimony is a simple but popular technique in bioinformatics to predict the best phylogenetic treefor an organism. NEW:Introduction Maximum parsimony is a simple but popular technique used in cladistics to predict...
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    • Maximum parsimony – Wikipedia

      https://de.wikipedia.org/wiki/Maximum_parsimony

      Maximum parsimony ( englisch, deutsch etwa Maximale Sparsamkeit, siehe Ockhams Rasiermesser) bezeichnet in der biologischen Verwandtschaftsanalyse Verfahren zur …

    • https://en.wikipedia.org/wiki/Phylogenetics
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      Usual methods of phylogenetic inference involve computational approaches implementing the optimality criteria and methods of parsimony, maximum likelihood (ML), and MCMC-based Bayesian inference. All these depend upon an implicit or explicit mathematical modeldescribing the evolution of characters obser…
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      • Maximum parsimony (phylogenetics) - Wikipedia @ WordDisk

        https://worddisk.com/wiki/Maximum_parsimony_(phylogenetics)

        In phylogenetics, maximum parsimony is an optimality criterion under which the phylogenetic tree that minimizes the total number of character-state changes (or miminizes the cost of …

      • List of phylogenetics software - Wikipedia

        https://en.wikipedia.org/wiki/List_of_phylogenetics_software

        A phylogenetic analysis program that supports multiple kinds of data and can perform alignment and phylogeny inference. A variety of heuristic algorithms have been developed for this …

      • https://en.wikipedia.org/wiki/Computational_phylogenetics

        Maximum parsimony (MP) is a method of identifying the potential phylogenetic tree that requires the smallest total number of evolutionary events to explain the observed sequence data. Some …

      • Parsimony analysis - Wikipedia

        https://en.wikipedia.org/?title=Parsimony_analysis&redirect=no

        This page was last edited on 28 November 2009, at 09:58 (UTC). Text is available under the Creative Commons Attribution-ShareAlike License 3.0; additional terms may ...

      • Parsimony - Wikipedia

        https://en.wikipedia.org/wiki/Parsimony

        Parsimony refers to the quality of economy or frugality in the use of resources. Parsimony may also refer to The Law of Parsimony, or Occam's razor, a problem-solving principle Maximum parsimony (phylogenetics), an optimality criterion in phylogenetics Parsimony Press, a fine press brand ran by typographer Robert Norton See also [ edit] Frugality

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