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- We study the model of random walk with possible unbounded jumps in random envrionments. Using two lemma of Makov theory and shift operator, we obtain a recurrence criterion. 摘要对一类随机环境中可跳无穷远点的随机游动模型进行了研究，利用马氏键方面的2个引理和推移算子，得出了该模型的一个常返性准则。
- In the process of development there are three types of efficient market model: expected return model, random walk model and downside martingale model. 在其发展过程中出现了三种有效市场模型：预期收益模型、随机游走模型以及下鞅模型。
- 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.
- As for application, the model can equivalently describe a type of random walk with finite jumps. 并且作为一个应用，证明了系统的总人口数的期望有限等价于一类随机游动具有一个正速度。
- In this work, we have studied the model of random walk with three absorbent boundaries. 本文研究了这种带有三条吸收壁的有限步随机游动模型。
- This paper is aimed at introducing its authors' discussion on the Random Walk Model to simulate the regional atmospheric pollutant dispersions in Tianjin municipality sphere. 应用随机游动扩散模拟方法,并结合天津市的实际气象数据,对某区域的大气污染扩散情况进行了模拟计算。
- 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。
- TESTING RANDOM WALK MODEL ON CHINESE STOCK MARKET A 中国股票A股市场随机游走模型的检验
- In this paper, based on the complex mode analysis theory of random vibration, we derived eqs. 采用随机振动复模态理论,对北京电视塔模型在三维非平稳地震激励下的响应特性进行了计算研究。
- The theory of random energy analysis for train derailment is presented and the whole process of long train derailment is first simulated. 提出了列车脱轨能量随机分析理论,首次算出了长大列车脱轨全过程;
- A spectral combination rule is proposed based on the theory of random vibration of structures for the need of aseismic design of bridges, etc. 摘要基于平稳随机振动理论，推导了一般阻尼结构体系反应谱组合方法，以满足大跨度桥梁等结构抗震设计的需要。
- Based on the theory of random fractal, this article use the analysis of R/S to estimate the log"s Hurst.The Hurst describes this region whether has the long distance relevance. 本文基于随机分形理论，采用分数布朗运动模型，应用R／S分析技术来估计测井曲线及区域的赫斯特指数。
- Based on the theory of random set and whole geometry, this paper discussed the principle and method of calculating regional circumference for digital image. 从数学中的随机集和整体几何理论出发,讨论了数字图像区域周长计算的原理和方法。
- Random walk theory of dispersion 漫步式分子离散理论
- Einstein put forward his new theory of relativity. 爱因斯坦提出了相对论的新学说。
- A method of obtaining an approximate solution to a numerical problem by the use of random numbers, e. g., the random walk method, or a procedure using a random number sequence to calculate an integral. 通过使用随机数获得数值问题近似解的一种方法,例如随机移动法以及用一随机数列计算一个积分的方法。
- Einstein's theory of relativity. 爱因斯坦的相对论。
- Do you agree to the wave theory of light? 你同意光的波动理论吗？
- Approach of Continuous Time Random Walk Model to Anomalous Diffusion 基于连续时间无规行走模型研究反常扩散
- He cavalierly dismisses the theory of both Freud and Jung. 他傲慢武断地斥贬佛洛依德和杨格二人的理论。
