stratification

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stratification
stratification (strætɪfɪˈkeɪʃən) [ad. med.L. strātificātiōnem, n. of action f. strātificāre: see stratify v. and -fication. Cf. F. stratification (1656 in Hatz.-Darm.).] 1. † a. The action of depositing something in layers; spec. (see quots.). Obs.1617 Woodall Surg. Mate (1639) 274 Stratification, o... Oxford English Dictionary
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Stratification
Stratification may refer to: Mathematics Stratification (mathematics), any consistent assignment of numbers to predicate symbols Data stratification in statistics Earth sciences Stable and unstable stratification Stratification, or stratum, the layering of rocks Stratification (archeology), the wikipedia.org
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stratification
stratification/ˌstrætɪfɪˈkeɪʃn; ˌstrætəfɪ`keʃən/ n[U]arrangement in strata, etc; stratifying or being stratified 层次; 成层; 分层 social stratification 社会阶层. 牛津英汉双解词典
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Stratification (vegetation)
In addition to the above-ground stratification there is also a “root layer”. The stratification of a plant community is the result of long selection and adaptation processes. wikipedia.org
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Sociology - Social Stratification, Inequality, Class | Britannica
Sociology - Social Stratification, Inequality, Class: Since social stratification is the most binding and central concern of sociology, changes in the study of social stratification reflect trends in the entire discipline. The founders of sociology—including Weber—thought that the United States, unlike Europe, was a classless society with a high degree of upward mobility.
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Stratification (mathematics)
Stratification has several usages in mathematics. Hassler Whitney and René Thom first defined formal conditions for stratification. See Whitney stratification and topologically stratified space. wikipedia.org
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Stratifications by smooth subvarieties Let $X$ be an algebraic variety over an algebraically closed field $k$. Then $X$ is said to have a stratification if one can find irreducible locally closed subsets $X_i\subset X...
To remove this question from the unanswered list, here is the answer coming out of the comments. Let $X_1=X^{sm}$ be the smooth locus, which is open and dense in $Y_0:=X$, which we assume to be reduced. Consider the closed subset $Y_1=Y_0\setminus X_{1}$, take the dense open $X_2=Y_1^{sm}\subset Y_1...
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Stratification (linguistics)
In linguistics, stratification is the idea that language is organized in terms of hierarchically ordered strata (such as phonology, morphology, syntax, Stratification orders "language in context into subsystem according to the degree of symbolic abstraction"; these subsystems are called strata, which are wikipedia.org
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Stratification (water)
Density is the decisive factor in stratification. down stratification. wikipedia.org
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Stratification (seeds)
Cold stratification Cold stratification is the process of subjecting seeds to both cold and moist conditions. Warm and cold stratification Any seeds that are indicated as needing a period of warm stratification followed by cold stratification should be subjected wikipedia.org
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Principal stratification
Principal stratification is a statistical technique used in causal inference when adjusting results for post-treatment covariates. Example An example of principal stratification is where there is attrition in a randomized controlled trial. wikipedia.org
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(PDF) Stratification dynamics under state socialism: The case of urban ...
关键词: 资本; 农产品市场; 礼物交换; 强征性信用; 中国农村 References Akerlof, George. 1982. "Labor contracts as partial gift exchange." Quarterly Journal of Economics 97, 543-569. Bian, Yanjie. 2006. "Born out of networks: a sociological analysis of the emergence of firms." Journal of Sociological Research 6, 41 ...
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[Effect of NCCN (2015) risk stratification on prognosis of patients ...
Europe PMC is an archive of life sciences journal literature. Objective: To analyze the effect of NCCN (2015) risk stratification on prognosis of patients with acute myeloid leukemia (AML) after allogeneic hematopoietic stem cell transplantation (allo-HSCT) .Methods: Retrospective analysis of 258 patients with AML in CR (186 cases in CR(1), 72 cases in CR(2)) who underwent allogeneic HSCT in ...
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Kookmin Social Stratification and Inequality
Post by Sunday at midnight. === AND BELOW ON THIS PAGE, THE COURSE UPDATE FOR THE REST OF THE SEMESTER === 1. Mark Whitaker 2. Social Reproduction in the USA: Trends of U.S. inequality and marriage bodes poorly for social mobility in the USA
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(PDF) Study on In-Cylinder Charge Stratification of a ... - ResearchGate
量测量,选用甲苯作为示踪剂,利用 266 nm 脉冲激光激发甲苯荧光,发动机转速 1200 r ∙ min - 1 ,平均指示 压力 6.9 × 10 5 Pa ,气道喷射异辛烷 ...
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