查询词典 error analysis

According to the information of relative orientation from the airplane to airborne anti-submarine buoy, the mathematical model, adopting extended Kalman filtering technique, and simulation algorithm for calculating the buoy position are established in this paper. In respects of the relative position error and RMS error, the simulation results show the error performance of this system.

根据航空搜潜声纳浮标与飞机的相对方位信息，采用扩展卡尔曼滤波技术，分析了计算浮标位置的原理、方法，建立了相应的系统模型和仿真算法，从估计的相对位置误差和均方根误差两个方面，仿真分析了系统的误差性能。

First, according to the tracking error dynamics and kinematics described by unit quaternion error and angular velocity error, a sliding mode controller is derived based on Lyapunov theory.

首先根据由误差四元数和误差角速度描述的跟踪误差动力学和运动学方程，设计了基于李亚普诺夫方法的滑模变结构控制律。

First, this section analyzes the error drifts in bit rate adaptation transcoding, including error drift caused by motion re-estimation and error drift of the pixel-domain transcoding compared with the compressed transcoding.

首先，分析了码率调整型转码算法中存在的若干错误漂移问题：运动估计带来的错误漂移；相对于压缩域转码器，像素域转码器的错误漂移。

System error System error includes constant and variable system error.

系统性误差可分为常值性系统误差和变值性系统误差两种。

Although our script cur- rently supports only one type of error, we still use a generic error variable in case we wanted to continue development of this script to add more error detection in the future.

尽管我们的脚本目前只支持一种类型的错误，但我们仍然使用了一个通用的error变量，这是为了以后还可以继续开发这个脚本，给它增加更多的错误检测。

Although our script cur- rently supports only one type of error, we still use a generic error variable in case we wanted to continue development of thisscript to add more error detection in the future.

尽管我们的脚本目前只支持一种类型的错误，但我们仍然使用了一个通用的error变量，这是为了以后还可以继续开发这个脚本，给它增加更多的错误检测。

Position transformation error is a important part in research of north seeking scheme, the thesis analyses position transformation bringing error of north seeking in two-position scheme and brings forward the method of position transformation error measurement and compensation.

在寻北方案的研究中，转位误差是一个不可忽视的部分，文中以二位置为例分析了转位误差引起的寻北误差和转位误差的关系，并提出了测量和补偿方法。

Experiments were carried out to verify the static model. Experimental results show that the experimental curve matched well with the simulated curve, and there was certain error between them (maximal static error is 0.035 rad). The error cause was analyzed. Then the experiments were carried out to measure the dynamic performances of the side-sway joint. Experimental results show that the step response time of the joint was about 2 s steady value's tolerance zone ?

完成了侧摆关节静态特性试验，试验结果与仿真曲线基本吻合，验证了静态模型的正确性，但存在一定误差（最大静态误差为0.035 rad），分析了误差原因；对侧摆关节进行了动态特性试验，试验结果表明对于不同的期望值角度阶跃信号，侧摆关节开环阶跃响应时间大约是2 s

Firstly, we test that the error data are not normal distribution, and even the expectation is not zero. Then we analyze the possible type distribution of these error data. Finally, we use the stepwise method to fit the error data and obtain a function for some parameters of the SAIL model. As prior knowledge, the fitting function will be used to inverse these parameters ofthe SAIL model soon.

首先检验了误差数据不服从正态分布，甚至均值不为零；然后对误差数据可能服从的分布类型给予了解析，得到了指数分布和混合正态分布两种不同类型的可能分布；最后拟合了误差关于SAIL模型部分参数的函数表达式，以作为先验知识应用于反演之中。

Comparison of the synchronous measurement result of this receiver with that of a reference one shows the error trend is the same. The scatter plots of the horizontal error and vertical error distribution show that this measurement system is more stable and can reflect the position information exactly.

该接收机和参考接收机的同步测量结果表明，两个接收机对定位信息获取的误差趋势相同，通过接收机的水平误差散点图和时间序列垂直误差分布图可见，该测量系统较稳定，可准确地反映定位点的位置信息。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。