查询词典 sum

It first defines a new feature, quincunx sum, which is the intensities sum of a normalised image block over each corner of the block and one at the centre.

近10余年来，分形图像编码以其编码思想新颖、压缩比高、解码速度快、分辨率无关等优点受到学术界的广泛关注[1-8]。

Then, the quincunx sum is utilized to confine efficiently the search space to the vicinity of the initial-matched block (i.e., the domain block having the closest absolute quincunx sum to that of the input range block being encoded).

这些优点使其成为多媒体应用中最有前途的技术之一，微软公司的CD-ROM百科全书("Microsoft Encarta")就是成功应用这种技术的一个典型实例。

The author studied the formula of the sum of natural number power, and got a recurrence formula of the coefficient about the sum of natural number′s power, it was better than the other formulas that had been obtained.

研究了自然数方幂和的表示公式，给出了其系数的一个递推关系式，利用递推公式很容易得到幂和的各项系数，为计算机解题提供了依据。

This article offers a recursion formula of the total sum through the study of the total sum of the Cnm terms.

通过对这C_n~m项总和的研究，得到了一个总和的递推计算公式，给出了它的简便运算法则，并在研究过程中，意外地发现了两个非常有趣的推论。

And thus we ve worked out a new recursion formula of power sum problem ,using it ,we can get the calculationg formula of all the power sum problem .

本文利用二项式定理得到K =8，9，10 ，11时幂和∑ni=1ik 的计算公式，较文[1 ] 中结果表达式简单，并推出了关于幂和问题的一个新的递推公式，利用它可导出所有幂和问题的计算公式。

Based on the theory of least square method,combined with small residual sum of squares and large residual sum of squares,applied with the method of finite difference ,a new algorithm can be concluded .

从最小二乘法基本原理出发，结合大余量算法和小余量算法，运用有限差分的求导方法来求解Hessian矩阵，来推导试井分析中曲线自动拟合的新算法。

Based on the order number 10, the quadratic sum of residual error is 533%, the extrapolating result is wrong. But with the order number 9, the quadratic sum of residual error is 0.673%, the result is right

对於表面特定温度为θ(0， t)的曲线，测得其0.0129cm处的温度变化规律反推，选取阶数为10时，剩余误差平方和为533%，外推结果错误，选取阶数为9时，剩余误差平方和为0.673%，外推结果正确。

These two methods are Levenberg Marquardt Fletcher method and Quasi Newton method which are respectively based on small residual sum of squares and large residual sum of squares bet...

在拉普拉斯空间中进行试井分析是一个有效的方法，我们可以将实测数据经过拉普拉斯变换到拉普拉斯空间中去，然后再在拉普拉斯空间中进行试井分析，这在本文中作了详细论述并且给出了实例。

Check method of residual error was used to judge data error, as if sum of front K residual error was unlikeness with sum of back n-K residual error in measure row, it shown that exist linear system error in measure row.

使用残余误差校核法，若测量列中前K个残余误差之和与后个残余误差之和不相等，则测量列存在线性系统误差。

The spectral intensity at every point around needlepoint is obtained by subtracting the sum of emission at outer layer from the sum at inner layer, and the morphology of ionization region is determined.

反应器可上下和左右移动，发射光谱单次测量可得到光纤耦合入口所在直线上的光强之和。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。