random walk model

基本解释

A general model of random walk in time-random environment in any denumerable space is established.
文章在可数状态空间中建立了时间随机环境下随机游动的一个广泛的模型。
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Time-varying signal model, whose frequency, amplitude and phase are time-varying based on the random walk model, is in more accord with the real Coriolis Mass Flowmeter signal.
频率、幅度和相位均按随机游动模型变化的时变信号模型，能更为真实地描述科氏流量计信号的实际特性。
Based on the numerical weather prediction model and automatic weather station data, random-walk particle-puff model was used to simulate the emergency response to atmospheric accident.
基于数值天气预报模式和自动气象站观测资料，采用随机游走粒子-烟团模式对天津市突发事故条件进行应急示踪模拟试验。