approximation coefficient中文是什么意思

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中文翻译
造句

近似系数

approximation n. 1.接近；近似。 2.【数学】近似值。 3.概算， ...
coefficient adj. 共同作用的。 n. 1.共同作用；协同因素。 ...
approximation n. 1.接近；近似。 2.【数学】近似值。 3.概算，略计。 successive approximations 逐次近似计算法。 be a very close approximation to 很接近于…。
approximation approximation 近似，逼近
a-coefficient 自发发射系数
coefficient adj. 共同作用的。 n. 1.共同作用；协同因素。 2.【数，物】系数，率；程度。 coefficient of absorption 吸收率[系数]。 coefficient of expansion 膨胀系数。 coefficient of displacement 排水量[系数]。
coefficient a 辅酶a
s coefficient 恩格尔系数
acoustic approximation 声学近似
adiabatic approximation 绝热近似法
allowable approximation 容许近似值
alternative approximation 交互近似法
analog approximation 模拟近似
analytical approximation 解析近似
approx approximation 近似.略计
approximation algorithm 近似算法
approximation algorithms 第三十五章近似算法
approximation and correction 近似与校正
approximation andcorrectionon 近似与校正
approximation by excess 过剩逼近
approximation by polynomial 多项式逼近
approximation calculus 近似计算
approximation conditioning 近似条件作用
approximation curve 近似曲线
approximation error 逼近误差; 近拟误差; 近似误差

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例句与用法

And the fused image can be obtained by using the inverse wavelet transform for combined wavelet coefficients and approximation coefficients
然后以融合后的小波系数与逼近系数进行小波反变换得到融合图像。
In semi - fragile image watermarking algorithm , a robust watermark and a fragile watermark are extracted from the third approximation coefficient of wavelet transform of the original image . the two watermarks are embedded into the third vertical and horizontal detail coefficients . when authenticating image , image can be authenticated correctly and attacked parts can be localized through comparing the original watermarks and extracted watermarks
其中,完全认证方法,利用qr分解的特性把图像的边缘信息嵌入到载体图像中,算法对各种攻击都具有很好的敏感性;内容认证方法,从载体图像中提取出一个脆弱水印和一个鲁棒水印,并把它们重新嵌入到载体图像中,认证时,通过两个水印在图像传输前后的变化情况来对图像的保留价值进行评估,并准确定位受攻击部位。
Based on signal from carbon fiber composite defects such as lamination , hole , looseners in ultrasonic testing , this paper performs wavelet packet transform on the ultrasonic signals to extract statistics of approximation coefficients and detail coefficients that contain a great part of signal energy as sample - features
摘要本文以碳纤维复合材料常见缺陷分层、孔隙、疏松的超声波检测缺陷信号为研究对象，对超声波检测信号进行小波包变换，提取包含信号绝大部分能量的近似系数波形特征及细节系数的统计量作为样本的特征值。
This paper studied zero - velocity correct technology for ins , based on analysis of ins error equation , it concluded the method by which we can use ins velocity output to estimate the attitude angle error when the vehicle halted , then it contrasted two schemes of conic approximation of attitude angle error and put forward a method to decide the approximation coefficient by time range
本文首先研究了车载捷联惯导系统( ins )的零速修正技术，在分析捷联惯导系统误差方程特点的基础上，推导了停车时利用ins速度输出估计姿态误差角的方法，并对用二次曲线拟合姿态误差角的两种方案作了比较，提出了按时间分段确定拟合系数的方法。
Image fusion based on wavelet transform is presented . by decomposing the images and mask signals with wavelet transform , wavelet coefficients and approximation coefficients at different scales are obtained . with the corresponding coefficients of normalized - mask signals as weighting functions , coefficients are combined in different resolution levels to reduce the effect of the seam
在基于小波变换的图像融合中，将待融合图像与mask信号采用小波分解，得到不同尺度下的小波系数与逼近系数，以归一化mask信号的分解系数作为加权函数，在小波域的不同尺度融合对应系数，消除拼接缝的影响。

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Last modified time:Tue, 12 Aug 2025 00:29:56 GMT