「Consistency index」の版間の差分
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== Definition == | == Definition == | ||
===Glossary of "Cladistics (2nd ed.)" by [[Kitching_Forey_Humphries_Williams_1998|Kitching et al. (1998)]]=== | ===Glossary of "Cladistics (2nd ed.)" by [[Kitching_Forey_Humphries_Williams_1998|Kitching et al. (1998)]]=== | ||
− | *A measure of the amount of [[homoplasy]] in a [[character]] relative to a given [[cladogram]]. The consistency index is calculated as | + | *A measure of the amount of [[homoplasy]] in a [[character]] relative to a given [[cladogram]]. The consistency index is calculated as the ratio of ''m'', the minimum number of steps a character can exhibit on any cladogram, to ''s'', the minimum number of steps the same character can exhibit on the cladogram in question. See also [[ensemble_consistency_index|ensemble consistency index]], [[retention_index|retention index]]. |
== 文献(引用) == | == 文献(引用) == |
2015年11月7日 (土) 07:49時点における版
consistency index (CI, ci)
- (日本語)
- (Español)
Definition
Glossary of "Cladistics (2nd ed.)" by Kitching et al. (1998)
- A measure of the amount of homoplasy in a character relative to a given cladogram. The consistency index is calculated as the ratio of m, the minimum number of steps a character can exhibit on any cladogram, to s, the minimum number of steps the same character can exhibit on the cladogram in question. See also ensemble consistency index, retention index.