适用于SIS模型的临时本地最大概率
Christian Gourieroux1,2, Joann Jasiak3
1University of Toronto, Toronto, Canada.
概括
本研究分析了非线性时间序列中的时间变化的参数的局部最大概率 (TLML) 估计器. 这项研究强调了估计器重量如何显著影响结果,通过易受感染易受感染 (SIS) 模型模拟证明了这一点.
科学领域:
- 统计 统计 统计 统计
- 计量经济学 计量经济学
- 流行病学建模 流行病学建模
背景情况:
- 滚动参数估计器对于分析具有非线性模式,局部趋势和时间变化的参数的时间序列至关重要.
- 临时本地最大概率 (TLML) 估计器在这个领域内提供了一种灵活的方法.
- 了解这些估计器的特性对于准确的时间序列分析至关重要.
研究的目的:
- 检查TLML估计器对各种参数类型的属性:恒定,随机静止和超长期 (ULR) 动态.
- 调查TLML估计器中的权重方案对统计推理的影响.
- 在实际的流行病学背景下评估TLML估计器的有限样本性能.
主要方法:
- 对恒定,随机静止和ULR参数的TLML估计器的理论分析.
- 使用易受感染易受感染 (SIS) 流行病学模型进行模拟研究.
- 评估不同权重函数对估计器属性和推理的影响.
主要成果:
- 在TLML估计器中选择权重对统计推理的准确性和可靠性产生了重大影响.
- 根据参数动态 (常量,随机,ULR),TLML估计器显示出不同的性能.
- 模拟结果说明了这些发现在建模时间变化的传染参数方面的实际含义.
结论:
- 权重方案是TLML估计器在时间序列分析中的有效性的关键决定因素.
- 该研究提供了对TLML估计器在不同参数场景中的行为的一些见解.
- 这些发现与需要对时间变化的参数进行可靠估计的应用程序有关,例如流行病学.
关键词:
C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C01 C02 C02 C02 C02 C02 C01 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 C02 没有一个人没有一个人在C1313中,它是C13的.C2222 这是一个很好的例子.这是一个SIS模型.偏见减少偏见减少偏见一般化的线性模型.当地的最大概率.后勤增长 增长 后勤增长忽略了异质性的遗漏.滚动估计器的滚动估计器超长距离运行 超长距离运行相关概念视频
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