By comparison with the results of ideal Henon sequence mixed with noise,the improved Farmer algorithm is able to increase the precision of noise attenuation and reduce the absolute error between itself and ideal Henon sequ.
通过对混有噪声的Henon序列进行仿真实验,仿真结果显示,改进后的Farm er算法能够提高噪声衰减的精度,降低与理想Henon序列的绝对误差。
According to original laser measure error and error analysis transfer expressions,calculations about absolute errors and relative errors of the measuring deformation of wing were performed.
以激光器的原始测距误差为出发点,依据误差传递公式,分析了测量机翼变形量的绝对误差和相对误差,并给出了计算仿真结果和相应的图形。
It may measure the frequency and phase of the signal which begin from 10 Hz to 20 kHz,absolute error isn′t more than 1°.
可以对10 Hz~2 0 k Hz频率范围的信号进行频率、相位等参数的精确测量,测相绝对误差不大于1°;采用数码管显示被测信号的频率、相位差。
Method based on absolute deviation for multi-sensor target recognition;
基于绝对偏差的多传感器目标识别方法
Then the lower moment instead of the second moment is used to build the mean-absolute deviation,and the model is modified.
采用稳定分布描述证券收益率,以克服正态分布不能描述证券收益率“高峰厚尾”的问题,利用低阶矩代替传统正态分布的二阶矩构造了基于稳定分布的均值/绝对偏差投资组合模型,并在中国市场的实际情况下研究了模型的改进及解法,最后通过算例说明了模型的可行性。
this paper through use the econometrics tool,make key analysis to regional difference states of Henan from 1997 to 2006,the conclusion is: Absolute difference increase constantly,relative difference increase in the form of wave,overall difference in expand constantly level,after these,this paper utilize SPSS11.
通过运用计量经济学工具,对1997到2006年河南区域差异状况做了重点分析,得到的结论是:绝对差异不断增大,相对差异呈波浪式增加,总体差异水平在不断扩大,利用SPSS11。
Through the analysis of time-series change, the author has discovered that both absolute difference and relative difference had extended, detailedly, abso.
通过对浙江省区域经济差异的时序分析,发现绝对差异和相对差异都扩大了,其中绝对差异在1990—2002年期间呈不断扩大趋势,相对差异在1990—1994年间变动平稳,大约从1995年开始呈较为明显扩大势头,并持续到2000年左右,以后两年转为缩小。
Through the analysis of time-series change, the author has discovered that both absolute difference and relative difference had extended.
通过对江西省区域经济差异的时序分析,发现绝对差异和相对差异都扩大了,其中绝对差异在1991-2003年期间呈不断扩大趋势,相对差异在1991-1997年,呈现上升趋势,从1998年开始,出现小幅下降,而这种略微的下降大概延续到2000年左右,以后3年江西省区域经济相对差异又逐步扩大。
The absolute-deviation is defined as variance.
用组合证券收益的平均绝对离差作为风险,考虑到收益最大与风险最小,建立数学模型,研究含有交易费的证券组合投资问题,并给出了算法。
integral of time multiplied by the absolute value of error criterion
时间乘绝对误差积分准则
The Recursive Identification Algorithm of the Minimum Absolute Error Sum Regression
最小绝对误差和回归的递推辨识算法
We would rather have several small absolute errors than one large one.
我们宁愿要几个小的绝对误差,而不要一个很大的误差。
Gives a calculation formula of the absolute error of specific frictional head losses.
给出了湍流区沿程阻力系数绝对误差的计算式。
The experiment shows that the absolute error of the reading approach is zero, which is applicable to automatic tracking reading of high-precision meter very well.
实验表明:该读数方法绝对误差为零,非常适合于高精度指针式仪表自动跟踪判读。
age absolute relative error
平均相对误差绝对值
A NEW TYPE OF GRATING TO MEASURE ABSOLUTE LENGTH AND ITS ERROR CORRECTION
绝对长度测量光栅及误差修正的研究
Modeling GM(1,1) based on the minimum of mean absolute percentage error
基于平均相对误差绝对值最小的GM(1,1)建模
EXAMINATIONS OF THE ERROR OF ABSOLUTE GRAVITY DETERMINATION IN A NETWORK AND ESTIMATIONS OF ITS EFFECTS
重力网中绝对重力点误差的检验和影响的估算
Study on Robot s Absolute Accuracy Calibration Based on Distance Error Model;
基于距离误差模型的机器人绝对精度标定研究
An Interval Combination Forecasting Model of Minimizing Maximum Absolute Error
最大误差绝对值达到最小的区间组合预测模型
fractional error
相对误差, 部分误差
Numerical examples are given to illustrate that the norm errors of the approximate algorithm is generally small, while the smaller the absolute value is, the greater the component errors will be.
数值算例表明:该近似算法的范数误差一般较小,而绝对量较小的分量误差较大。
The Research and Design of FMT System Based on Absolute Displacement Sensor
基于绝对式位移传感器的传动误差检测系统设计与开发
the quality of never making an error.
绝对不会犯错误的特性。
The effect of full bit error on the baud rate is also analysed.
分析了整位误差对波特率误差的影响。
average absolute relative deviatio
平均相对离差绝对值
Wavelet transform, i. e. multi-resolution decomposition and reconstruction is also used to reduce noise.
与数据未经滤波直接训练网络相比,预测结果的平均绝对相对误差降低了3.31%。