精度

Firstly, to further improve detection accuracy, the tilt angle of the license plate is determined based on the minimum p-th power variance of vertical coordinates of the horizontally projected edge points.

针对常用的旋转投影车牌倾斜检测算法检测精度不高和计算量大的问题，提出一种基于投影坐标p次方差及粒子群的车牌倾斜检测方法。

Third, the error of the axial acceleration and the angular acceleration are studied and formulated.

经过扩展卡尔曼滤波算法校正后，可有效地提高载体角速度的解算精度。

The principles and approaches for measuring angular acceleration were studied to find a feasible way to obtain the accurate and successive value of angular acceleration.

对角加速度的测量原理、方法进行了研究，寻求一种高精度连续测量角加速度可行的方法。

First, a program which can be used to obtain the encoder values of each joint D. C. servomotor and then change them into angular position is developed. By means of cubic spline, the angular velocity and angular acceleration are calculated.

本文开发了实时采集和转换机器人各关节的码盘值为角位移的程序，并提出了以三次样条函数求各关节角速度和角加速度的方法，提高了计算精度。

The results show that the neural network model has higher simulation precision for roll angle, yaw angular velocity and lateral acceleration and can better display the handling stability of the bus.

结果表明，所建立模型对车身侧倾角，横摆角速度和侧向加速度都具有较高的仿真精度，能较好地表征该客车的操纵稳定性。

These above problems, which are very important and valuable in agricultural crops area monitoring, are currently less researched. Hence, in this paper, seven types of common texture and five vegetation indices were respectively added into TM multispectral bands to classify using three different methods, which are Minimum Distance, Maximum Likelihood and Support Vector Machine, and analyze the effect on winter wheat identification accuracy by comparing the classification results. The contexture include Mean, Variance, Homogeneity, Contrast, Dissimilarity, Entropy, Variance, Angular Second Moment and Correlation, and the vegetation indices are RVI, SAVI, RDVI, NDWI and SLAVI.

为此，该文将平均值、方差、均一性、反差、相异性、熵、角二阶矩、灰度相关7种纹理信息以及比值植被指数、土壤调整植被指数、重归一化植被指数、植被液态水含量指数、有效叶面积植被指数5种植被指数信息分别加入到TM多光谱数据中，同时还进行了最佳波段选择，利用最小距离、最大似然和支持向量机3种方法进行分类提取小麦，研究了不同特征信息对小麦测量精度的影响。

We firstly bring forward and realize technologies of arbitrarily shaping laser pulse in the time domain by chirped pulse stacking, programmablely shaping spatial intensity by crystal liquid diaphragm, focused spot smoothing using angular spectrum dispersion by special gratings and detecting and compensating the small patch wave front aberration. Precise, programmable, efficient and \'all parameters\' condition of high power laser system has been obtained.

首次提出并实现了啁啾脉冲堆积型的时间波形任意整形；液晶光阀可编程光强空间整形；特殊光栅光谱角色散焦斑束平滑和小尺度波前畸变的探测和补偿，从而对高功率激光系统的激光束实现了高精度、可编程、有效的"全息"控制。

An optimal design method of parallel plate interferometer is proposed in order to increase the measurement accuracy of angular displacement.

提出一种可提高平行平板角位移干涉测量仪测量精度的优化设计方法。

The main factors determining the measurement accuracy are respectively discussed based on the analyses of the measurement error of angular displacement.

对角位移干涉测量系统进行了误差分析，讨论了影响角位移测量精度的主要因素。

Firstly, this article discussed the performance and the operation modes ofseveral kinds of angular transducers, we selected the inductosyn and resolver tobe the unit of angular measurement to make sure the system has adequate angularrange and testing precision.

本论文首先经过比较各种角度传感器的性能以及工作方式，选定以感应同步器和旋转变压器作为角度检测元件，使整个测角系统具有足够的测角范围和测角精度。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。