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相关概念视频

What are Populations and Communities?00:30

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Community-based interventions in mental health represent a paradigm shift from institution-centered care to treatments embedded within the fabric of local communities. By prioritizing inclusion and leveraging existing societal structures, this approach fosters a supportive environment conducive to addressing mental health challenges while promoting individual dignity and agency.
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Metacognition01:26

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Metacognition is a conscious process where individuals are aware of their cognitive and executive processes, such as planning before solving a problem or self-monitoring during reading. For instance, a writer may need help with composing a piece. The situation involves a writer who is working on a piece of writing, but while doing so, they realize that something is missing. They notice that their characters lack depth or details. This realization occurs because the writer is reflecting on their...
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All organisms have a position within an ecosystem. The complete set of living and nonliving factors—including food resources, climate, and terrain—that define the position of a given organism are collectively referred to as the organism’s ecological niche.
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Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
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相关实验视频

Updated: Jan 7, 2026

Compost Microcosms as Microbially Diverse, Natural-like Environments for Microbiome Research in Caenorhabditis elegans
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实证元社区生态学家如何 (不) 定义地方社区,这些如何更好地定义?

Lluís Serra-Domínguez1, Otso Ovaskainen1, Nerea Abrego1

  • 1Department of Biological and Environmental Science, University of Jyväskylä, Jyväskylä, Finland.

Ecology letters
|December 29, 2025
PubMed
概括

使用元社区理论的生态研究往往缺乏对当地社区的清晰空间定义. 这项研究提出了定义当地社区的新方法,以提高生态研究的可比性和解释性.

科学领域:

  • 生态生态学 生态生态学
  • 理论生态学理论生态学
  • 社区生态学 社区生态学

背景情况:

  • 超社区理论是实证社区生态学的关键框架.
  • 它假设个人形成了地方社区,这些社区一起构成一个超级社区.
  • 地方社区的定义对于将理论与实证数据联系起来至关重要.

研究的目的:

  • 突出在超社区理论中的经验研究中缺乏对当地社区的明确空间定义.
  • 提出替代的,生态合理的方法来划分地方社区.
  • 提高生态研究的可解释性和可比性.

主要方法:

  • 一个文献综述,以确定当前定义当地社区的做法.
  • 基于空间重叠,互动和健身效应来划分地方社区的三个新方法的开发.
  • 基于代理的模拟来测试拟议的定义及其结果.

主要成果:

  • 大多数在元社区理论下的实证研究缺乏对当地社区的明确空间定义.
  • 很少有研究为他们选择的空间单位提供生态理由.
  • 拟议的定义可能会导致不同的当地社区划分,这些可能不是离散单位.
关键词:
基于代理的模拟基于代理的模拟同时发生的共发生.健身影响力 健身影响力基于个人的网络网络.互动是一种互动.当地社区 当地社区这是一个超级社区.超级社区生态学超社区理论的理论.这是模块化的模块化.

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结论:

  • 超社区理论假设和经验实践之间的不匹配阻碍了研究.
  • 明确地定义地方社区对于使实证工作与理论保持一致至关重要.
  • 建议为生态合理的边界划定提供指导方针和补充数据收集.