Webb2. 宽平稳(Wide-Sense Stationarity) 平稳，是指随机过程的某种统计特性不随时间的推移而发生变化。由于所关注的统计特性各不相同，就有了不同的平稳的定义。宽平稳是最简单也是最常见的一种平稳性。 宽平稳：对于随机过程 X(t),t \in T ，如果 \forall t,s\in T ，都有： Webb在 数学 中， 平稳过程 （英語： Stationary process ），又稱 严格平稳过程 （英語： Strict (ly) stationary process ）或 強平穩過程 （英語： Strong (ly) stationary process ）是一種特殊的隨機過程，在其中任取一段期間或空間（ ）裡的 聯合機率分佈 ，與將這段期間任意 平移後 的新期間（ ）之 聯合機率分佈相等 。 这样， 数学期望 和 方差 这些参数也不 …

Stationary Definition & Meaning - Merriam-Webster

Webb20 okt. 2009 · Abstract: In real-world applications such as those for speech and audio, there are signals that are nonstationary but can be modeled as being stationary within local time frames. Such signals are generally called … Webb宽平稳过程(weak stationary process)亦称弱平稳过程或广义平稳过程(wide-sense stationary process)。 中文名 宽平稳过程 外文名 weak stationary process 别 名 弱平 … skyrim enchanting effects

WSSUS model - Wikipedia

Webb30 nov. 2024 · Wide-sense stationarity versus strict stationarity I SS processes have shift-invariant pdfs)Mean function is constant)Autocorrelation is shift-invariant I Then, aSS process is also WSS)For that reason WSS is also called weak-sense stationary I The opposite is obviously not true in general I But if Gaussian, process determined by mean … WebbMy product offering is listed below; √ Manufacturing of household furniture. √ Manufacturing stationary sofas and sofas sleepers. √ Manufacturing of office furniture. … WebbAs the leading provider of Business Products, Office Supplies, Catering, Janitorial and Stationery to small, mid-sized, and large businesses in Europe, Staples knows about space. We're committed to creating spaces that meet the diverse demands of today’s and tomorrow’s workplace, so you can make a difference every day. skyrim enchantment amount