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- A method of quantitative precipitation forecasts for short-range ensemble forecast is presented aiming at inability of ensemble average method to extreme weather event. 摘要针对短期集合预报中集合平均等方法对极端天气事件预报能力低下的缺陷,提出一种定量降水预报集合方法,简称两步法。
- ensemble average method 集平均
- The ensemble average is applied to acquire the normal EPs as the reference signal for the adaptive time delay estimation (TDE). 在以往的潜伏期变化估计算法中,往往采用通过累加平均的方法得到的近似纯净的EP信号作为自适应时间延迟估计的参考信号。
- Such an ensemble average can reduce the level of the instabilities originating from individual pulsar and other sources of noise. 采用合适的长期稳定度算法,由多颗毫秒脉冲星计时观测可以建立综合脉冲星时间尺度。
- The influence of network noise can be eliminated by time average method. 利用时间平均方法消除了网络噪声的影响。
- It is proposed that the ratio of the fluctuation average to its rms value be implemented to inspect its random degree if the time-average is adopted as the ensemble average. 指出时间平均和样本平均作为近似系综平均可能存在的问题。对前者,建议用扰动量的统计系综平均值与它的均方根值的比值,来判断扰动量的随机性程度;
- The first method is average method, which decreases the contrast of images in some degree. 平均法在一定程度上降低了图像的对比度;
- In order to measure seasonal variation we typically use the ratio-to-moving average method. 为了度量季节变动,我们通常使用移动平均比率法。
- Using integral average method, the author derives a group of differential equations, which are about displacements and electric potential. 应用积分平均方法得到了一组位移和电势耦合的拟二维动力学方程,并且求解了这组方程。
- After being taken aback, my response was that there are many reasons that your average method size should be considerably smaller. 吃惊之余,我的回应是有很多原因让你的平均函数体积应该相当的小。
- The instantaneous Young's modulus and Poisson(ratio) of the cement paste are calculated by the direct average method and tw. 利用本文中模型和均匀化方法(直接平均法和二尺度展开法)计算了水泥浆体在各瞬时的杨氏模量和泊松比。
- Averages will usually be interpreted as ensemble averages, taken over a large number of independent experiments or observations. “平均”通常应理解为“总体平均”,也就是说,是指对大量独立实验或观测结果进行平均。
- The first order approximate solution for the system s primary resonance is obtained by average method,and then it is verified by numerical simulation. 利用平均法研究了单自由度多频激励非线性汽车悬架系统的主共振,得到了一次近似解。
- The instantaneous Young's modulus and Poisson(ratio) of the cement paste are calculated by the direct average method and two-scale expansion method. 利用本文中模型和均匀化方法(直接平均法和二尺度展开法)计算了水泥浆体在各瞬时的杨氏模量和泊松比。
- This paper calculates the radius of curvature of lens exactly by using average method to measure the diameter of Newton s rings. 本文通过用平均值法测定牛顿环的直径,解决了牛顿环直径测不准的问题,从而精确地计算出透镜的曲率半径。
- In this paper, by analyzing the cause of high side lobe in inverse beam forming, a moving average method is used to suppress side lobes. 本文在分析逆波束形成算法高旁瓣起因的基础上,提出了用滑动平均抑制旁瓣的方法。
- Sensitivity of Precipitation Forecast Skill Scores to Bilinear Interpolation and a Simple Nearest-Neighbor Average Method on High-Resolution Verification Grids. 降水预报技巧分对双线性插值敏感性和高分辨率验证格点的简单最近临点平均方法。
- Experimental result, such as excitation potential in Frank-Hertz experiment, can be quantitatively presented with least-squares fit instead of the average method. 通过具有教学普遍意义的“夫兰克-赫兹实验”中原子定态能级分析,指出常用的平均法或“类平均法”的局限性。
- A Small signal model set up through the aid of state space average method can do a world of good for Conducting high frequency Switching Power supply stable analysis. 推证出用状态空间平均法建立小信号模型对高频开关电源进行稳定性分析的方法。
- Carried at lower of cost and net realizable value. Use of FIFO, LIFO, weighted average method, moving weighted average method and specific identification method to determine cost. 存货以成本与可变现净值孰低法入帐,存货成本以先进先出法,后进先出法,加权平均法,移动平均法或个别计价法确定。