查询词典 mean error

A method for estimating mean square error of the pixel position of scanned and thinned image, which can be used to check accuracy of scanners.

1，一种估算扫描图象细化后象素点位精度的方法。

On the basis of Cumulant-based Mean Square Error criteria,a new Cumulant-based Lattice structure was proposed and some important properties associated with it were given.

詹望为了解决格型结构对噪声敏感的问题，从基于高阶累积量的均方误差准则出发，提出了一种基于高阶累积量的格型结构，并讨论了该结构具有的一些重要性质。

A new compression algorithm of historical data is presented from the mean square error of view in this paper and compared with the well-known swinging door algorithm developed by OSI Software Inc.

文章基于均方误差的设计思想，提出了一种新的历史数据压缩算法、给出其详细步骤，并和OSI软件公司开发的旋转门算法进行比较。

With the background learning process, the mean square error of grey value of each pixel was estimated by sequence images.

通过背景学习过程，利用若干帧连续图像中每点像素灰度值样本，估算对应像素点的灰度值均方差。

A new set of appraisal system for the qualities of image enlarge is proposed with farther research based on gray scale,ratio of signal to noise,mean square error and absolute value of gradient.

进一步从灰度偏移、信噪比、均方误差和梯度模值4个方面，提出了一套衡量图像放大质量的评价体系。

The non-reference-signal's adaptive digital filter algorithm of multi-sensor data fusion in the course of adaptive filter can be done without reference signals. It can adjust convergence constant automatically, it can also be recurred with real gradient value. Thus the field to apply the adaptive filter is widened, the convergence speed of the adaptive filter is sped up, the weighted disadjustmend is decreased, so that the last error of mean square approaches its minimum value more.

这章研究的基于多传感器数据融合无参考信号的自适应数字滤波算法其在自适应滤波过程中具有不用参考信号与自动调整收敛因子及使用实际梯度值进行递推的特点，这样不仅可扩大自适应滤波的使用范围，而且还使自适应滤波的收敛速度加快有效地减小权失调，从而使最后的均方误差更接近于其最小值。

Using the differential mean value theorem, the nonlinear error dynamic descriptor system is transformed into a linear parameter varying descriptor system.

利用微分中值定理将动态误差非线性广义系统转化成线性变参数广义系统。

A fast codebook search method based on the mean squared error distortion for vector quantization is presented.

摘 要：本文提出了一种采用均方误差测度的矢量量化码书搜索的快速算法。

V It is proved that, under quadratic loss, the admissibility of a common estimator of mean vector with respect to multivariate t-error model is related to its dimention.

v证明了多元t-分布均值向量的一个常用估计在二次损失下的可容许性与维数有关。

The Analysis shows that the bigger the variation coefficient of dependent variable,the bigger the mean square error of regression equation when the multiple correlation coefficient is definite.

分析表明，复相关系数一定时，倚变量的变差系数越大，回归方程的均方误差就越大；回归分析时，应对回归方程的误差进行分析。

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％。