查询词典 error model

Firstly, we study how the ensemble number, surface soil moisture observational error and model error impact on the results.

第四章研究了集合平方根滤波同化方法利用表层土壤湿度观测反演深层土壤湿度信息的能力。

This paper examines system error,Observational Gross Error, and noise correlation in Kalman filter model of kinematicpositioning. The research conducted is of both theoretical and practical relevance.

论文针对动态定位中卡尔曼滤波模型的系统误差，测量粗差，噪声相关性等问题的研究，具有重要的理论与实际意义。

Observationalgross error, such as cycle slip, and deleting nonlinear high-order term above quadraticcan make the observational equation emerge model error.

非线性二次以上高次项舍去，以及周跳等观测粗差等原因，使观测方程产生模型误差。

The quantitative analysis model of soluble solids content in tomato samples was built based on Partial least squares and its correlation coefficient between prediction and actual value is 0.954, yielding standard error of calibration=0.321, standard error of prediction=0.475%.

用偏最小二乘法建立的定量分析模型，其预测值和实测值的相关系数为0.954，校正标准差为0.321%，预测标准差为0.475%。

A simulation model was set up. Simulation outcome shows that compensating torque can be rapidly regulated according to demands of dynamic loading.Stable-state error is less than one percent,and dynamic error is much more less than that of traditional PID.In the

建立了仿真实验模型，运行结果表明：补偿转矩能够根据动态加载的要求进行快速调整；稳态运行速度误差小于1%，动态误差远远小于传统PID控制。

Two errors have been defined in this dissertation, which is mean absolute percentage error (E2) and mean percentage error (E3). The application of the two errors has brought great convenience in building and application of RBFNN model.

在研究过程中还提出了两种误差的概念，即平均绝对百分比误差(E2)和平均百分比误差(E3)，这两种误差的灵活应用，在模型的建立和应用过程中发挥了很大的作用。

Its accurate error is lower than the permissible error regulated by the government in feasibility research phrase. Because of the penetrability of its process and normality and objectivity of its results, subjectivities of organizations or individuals can be avoided effectively and different estimators can get almost the same result by using it. Furthermore, its process has stronger persuasiveness than former ones. So it is obvious that the new method is better than former methods and other model predicting methods in similar studies.

经精确度分析对比和实例验证，这一新方法简捷高效、清晰合理、易于推广普及，不但能满足国家对建设项目可行性研究投资估算规定的允许精度要求，而且体现了估算过程的透明性、估算结果的规范性与客观性，能有效地避免投资估算时估算人员和组织的主观差异性，明显优于以往的估算方法和类似研究中用的模型估算方法。

Result］ It could be concluded through analyzing the model that both the mass uncertainties of quinoline phosphomolybdate precipitates and tested samples were from the resolving power and precision of balance and its maximum tolerance in assay certificate; the uncertainty brought in by volumetric flask was from the permissible error of 250 ml volumetric flask, the operation of increasing the volume to scale of volumetric flask while diluting solution and the difference between experimental temperature and the temperature at the time when the volumetric flask was calibrated; the uncertainty brought in by pipette was from the permissible error of itself, the operation of increasing the volume to intake scale while taking solution and the difference between experimental temperature and the temperature at the time when the pipette was calibrated.

结果］磷钼酸喹啉沉淀和试样质量的不确定度均来自天平的分辨力、精确度、鉴定证书上天平的最大允差，容量瓶引入的不确定度来自250 ml容量瓶本身的允许误差、稀释溶液时将体积增加到容量瓶刻度的操作和试验温度与容量瓶校准时温度的差异，吸量管引入的不确定度来自于吸量管本身的允许误差、吸取溶液时将体积增加到吸取刻度时的操作和试验温度与吸量管校准时温度的差异。

This method is applied in gasoline Low-Resolution Raman spectra data preproc he max positive/negative error and root mean squares error of cross validation of the partial least square model based on spectra after preprocessing is used to build are selected as criterion.

将其应用于汽油低分辨率拉曼光谱的预处理，并采用预处理后光谱建立的偏最小二乘模型预测值的最大正负误差和交叉检验的均方误差作为指标。

Author established the model of calculating coordination accuracy by analyzing coordination accuracy through system error and random error.

从系统误差和随机误差两方面分析影响协调准确度的因素，建立协调准确度计算模型。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失