查询词典 mean error

The performance of the final model was evaluated according to the Root Mean Square Error of Prediction and the Correlation coefficient in prediction and calibration sets.

研究了利用联合区间偏最小二乘法和遗传偏最小二乘法等筛选特征谱区的方法，通过交互验证法确定偏最小二乘模型的主成分因子数和筛选区间，并以预测均方根误差和相关系数R作为模型的评价指标。

Monte Carlo simulation results show that the particle filter with threshold de-noising can effectively reduce the filter root mean square error and improve filter accuracy, and that in the corresponding linear and non-linear systems are reduced by 14% and 12% respectively.

在所采用的线性及非线性系统中，均方根误差均值分别降低了14%和12%。

Then, the effect of PM filter was evaluated by comparing the root mean square error of the standard FA maps and the processed FA maps.

通过比较标准FA图与处理后FA图间的均方根误差，评价PM滤波的效果。

The root mean square error of prediction was 0.006 03. The regression coefficient was 0.99456and the average recovery of isoniazid was99.772%.

对预测集样品的预测均方根误差为0.00603；回归系数为0.99456；加样平均回收率为99.772%。

Different distribution functions resulted in nearly identical soil moisture, and the average relative root mean square error were below 3.5%.

不同根系分布下土壤水分模拟差别不大，平均相对均方根误差在3.5%以下。

Simulation results demonstrate that the average one-hop distance is estimated more exactly in the proposed algorithm than that of DV-Hop, the root mean square error is decreased and the location precision is improved.

仿真结果表明，与DV-Hop算法的平均跳距离估计算法相比，本文算法更准确地估计平均跳距离，降低了均方根误差，并提高了定位精度。

In the 60% of the active area of 1×1 cm2 PSD, the position root mean square error was less than 3 μm , the position non-linearity was less than 0.05%. This modified equation can be fit for all tetra-lateral PSDs.

对于1×1 cm2的PSD，在60%光敏面的区域内均方根误差小于3 μm，非线性度小于0.05%，该公式适用于所有的四边形PSD，对于PSD的实际应用具有重要意义。

In addition, with the use of the parameters such as entropy, cross entropy, mutual information, root mean square error and peak to peak signal to noise ratio, the performance of the fusion scheme is evaluated and analyzed.

此外，利用熵、交叉熵、互信息、均方根误差、峰值信噪比等参量，对该融合方法的融合性能进行了评价与分析。

In this method, the decision-making variables of GA are the unknown quantities of the non-linear equations, the target function for optimization is the minimum of the root-mean-square error between the computational value on the left and the real value on the right in equations, and the initial value is generated randomly in the feasible fields of the decision-making variables.

该算法以非线性方程组的待求量为决策变量，方程组两端向量的均方差最小值为目标函数，初值在决策变量可行域内随机产生。

The weight is determined by root-mean-square error method and the weight is modified by exponential smoothing method.

利用最小二乘法对该预测进行了改进，进一步扩大和提高了模型的应用范围和实用性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。