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相关概念视频

How Data are Classified: Numerical Data00:59

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Data that are countable or measurable in specific units are called numerical or quantitative data. Quantitative data are always numbers. Quantitative data are the result of counting or measuring the attributes of a population. Amount of money, pulse rate, weight, number of people living in a town, and number of students who opt for statistics are examples of quantitative data.
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A variable, usually notated by capital letters such as X and Y, is a characteristic or measurement that can be determined for each member of a population. Data are the actual values of variables. They may be numbers, or they may be words. Datum is a single value.
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While the differential rate law relates the rate and concentrations of reactants, a second form of rate law called the integrated rate law relates concentrations of reactants and time. Integrated rate laws can be used to determine the amount of reactant or product present after a period of time or to estimate the time required for a reaction to proceed to a certain extent. For example, an integrated rate law helps determine the length of time a radioactive material must be stored for its...
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Reporting and recording are crucial in data documentation. The timely, thorough, and accurate documentation of facts is essential when recording patient data. Failure to record findings during an assessment or interpretation of a problem will result in loss of information and make the patient document unreliable. The reader is left with general impressions if the information is not specific. A recording is documenting data of the individual's health information in a traceable, secure, and...
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Consider a real-valued function defined on a closed interval. One of the fundamental objectives in calculus is to determine the area under the graph of such a function. When an exact computation is not readily available, this area can be estimated by dividing the interval into a finite number of equal subintervals. Each subinterval corresponds to a rectangle whose width is the length of the subinterval and whose height is determined by the value of the function at a selected point within that...
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The water inflow rate into a storage tank is not constant but increases over time. Initially, the pump delivers water at a rate of 5 L/min. However, the inflow rate increases by 2 L/min for each additional minute due to rising pressure or system adjustments. This scenario can be described mathematically by a linear function:It is necessary to integrate the inflow rate function to measure the total volume of water added to the tank over time. The total water volume V(t) is obtained by performing...
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单个单元数据的全面整合

Tim Stuart1, Andrew Butler2, Paul Hoffman1

  • 1New York Genome Center, New York, NY, USA.

Cell
|June 11, 2019
PubMed
概括
此摘要是机器生成的。

这项研究引入了一种新的策略,用于整合多样化的单细胞数据,包括基因表达和染色质可访问性,以更深入地了解细胞身份和功能. 这种方法改善了数据的整合,并使生物发现能够进行跨模式分析.

关键词:
整合方式多式联通这就是为什么.scRNA-seq 在一个单元单细胞ATAC测序单细胞RNA测序

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科学领域:

  • * 计算生物学
  • * 基因组学
  • * 分子生物学

背景情况:

  • *单细胞转录组学 (scRNA-seq) 能够进行细胞状态的表征,但需要与其他模式进行整合以获得全面的理解.
  • * 整合多种单细胞数据集 (例如,scRNA-seq,scATAC-seq,空间转录组) 是一个重大的分析挑战.
  • * 现有的数据集成方法在处理多模式和跨技术数据集时往往不足.

研究的目的:

  • 开发一种用于"定"多种单细胞数据集的新策略,促进跨技术和模式的整合.
  • * 改进现有的整合单细胞RNA测序 (scRNA-seq) 数据的方法.
  • 为了实现跨模态数据集成,探索细胞的身份,功能和空间组织.

主要方法:

  • * 制定"定"策略以协调和整合不同的单细胞数据集.
  • 应用定方法来整合来自不同技术的scRNA-seq数据.
  • * 结合scRNA-seq与转移酶可访问的染色体测序 (scATAC-seq) 的单细胞测定来分析染色体差异.
  • * 将蛋白质表达数据投射到骨髓图谱上.
  • * 在现场基因表达和scRNA-seq数据集的协调,用于空间基因表达的归算.

主要成果:

  • * 与现有方法相比,开发的定策略在集成scRNA-seq数据方面表现得更好.
  • * 成功将scRNA-seq与scATAC-seq集成,以揭示内部神经元子集中的染色质变异.
  • * 通过将蛋白质表达数据投射到骨髓图谱上来描述淋巴细胞群.
  • 通过在位和scRNA-seq数据的协调,实现了空间基因表达模式的全转录组赋值.

结论:

  • * 定策略提供了一个可靠的框架,用于从多种单细胞测量中组装协调的参考值.
  • 便于跨数据集和模式传输生物信息,增强分析能力.
  • *为更全面的单细胞数据分析和生物发现铺平了道路.