V2EX counting process

Counting Process

释义 Definition

“counting process”常指计数过程:一种随时间推进、用来记录某类事件发生次数的过程(常见于概率论、统计学、生存分析、排队论等)。它通常是一个随时间非递减的计数函数/随机过程,用来描述“到某个时刻为止发生了多少次事件”。

发音 Pronunciation (IPA)

/kant prses/(美式常见)
/kant prses/(英式常见)

例句 Examples

She described the counting process step by step.
她一步一步地描述了计数过程。

In survival analysis, a counting process can model the number of hospital visits a patient has had up to time t.
在生存分析中,计数过程可以用来建模某位病人在时间 t 之前累计发生的就医次数。

词源 Etymology

counting 来自动词 count(“数、计数”),其词根可追溯到拉丁语 computare(“计算、合计”);process 源自拉丁语 processus(“推进、进程”)。合起来,“counting process”字面意思是“进行计数的过程”,在现代学术语境中进一步专门化为“随时间累计事件次数的(随机)过程”。

相关词 Related Words

  • Accumulation
  • Census
  • Count
  • Counting
  • Event
  • Frequency
  • Poisson
  • Queue
  • Stochastic
  • Tally
  • 文学与著作 Literary Works

    • Stochastic Processes(Sheldon M. Ross):在介绍泊松过程、更新过程等内容时会使用“counting process”这一术语。
    • Statistical Models Based on Counting Processes(Per K. Andersen et al.):该书标题与核心框架即围绕“counting processes(计数过程)”。
    • Stochastic Integration and Differential Equations(Philip Protter):在随机积分与跳过程相关章节中常出现“counting process”的表述。
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