查询词典 divide

Feature of principal lines spatial distribution: detect the principal lines through edge detecting technology, and then divide the image of palmprint into blocks with same dimension, compute the mean and variance as feature; Feature of palmprint direction: divide the image into sub-images; compute the max angle of projection and coordinate of each sub-image, which stand for the direction and location of the line on the palm; Feature of moment invariants: compute the moment invariants of each sub-image and the whole image as feature.

掌纹主线空间分布特征：利用边缘检测技术检测出掌纹的主线，将图像分割成相同大小互不重叠的子图，提取每一个子图的均值和方差作为特征；掌纹线方向特征：将图像分成不重叠的子图，利用Radon变换求出每一个子图的最大投影角度和坐标，也就是子图内掌纹线的方向和位置，构造特征向量；掌纹不变矩特征：提取图像整体和分割后的子图的不变矩作为特征。

In this paper, an extended divide and conquer algorithm is intended proposed, which is for solving the real symmetric band generalized eigenvalue problem under distributing environment Eigenvalue partition theorem is presented and proved Based on divide and conquer by extension, this algorithm computes generalized eigenpaires of symmetric band matrix pencil by bisection and generalized Rayleigh quotient iteration Theoretic analysis and numerical results show that this algorithm is better than the classic software package LAPACK when bandwidth is small and the scale is large Combined with multisection, which has good parallelism, it got good effects under distributed environments

提出了分布式环境下计算对称带状广义特征值问题的一种扩展分治算法，给出了特征值分割定理及其证明算法在扩展分治的基础上，利用二分压缩结合广义Rayleigh商迭代计算广义特征对理论分析和数值实验表明，对于窄带宽大规模的广义特征值问题，该分治算法明显优于LAPACK软件包结合并行性好的多分法，在分布式环境下获得了很好的并行效果1 引言本文研究了对称带状广义特征值问题Ax =λBx ( 1)的并行计算，其中，A ，B均为半带宽为r的n阶实对称带状矩阵且其中之一是正定的本文总假设B是正定的求解此问题有两种传统方法，第1种方法是通过计算矩阵B的Cholesky分解，将问题( 1)转化为标准特征值问题[1～3] ，进一步

The dualistic organ to divide cities –the reasons of systems, that is, the census registering system to divide urban and rural areas; city-bias financial system; the inequality of political rights between urban and rural areas; the inequality of the distribution to social resources; the division of unsymmetrical markets between urban and rural areas; the system of burgage and the abuse to the system of peasant-labors.

城乡分割的二元结构—制度体制原因，即城乡分割的户籍制度；城市偏向的财政金融体制；城乡政治权利的不平等；城乡社会资源分配的不平等；不对称的城乡市场分割；土地产权制度和农民工体制的弊端等。

In this example we want to trap any divide-by-zero errors but we don't divide by anything.

在下例中，我们想要捕捉任何除零错误，但我们遇到了另外一种错误－－分母缺失。

Turn dough out onto a lightly floured surface and divide it into half, each about 430 grams. Divide into thirds.

翻出面团，放到洒了少许面粉的台面上，用手排挤出面团的气体，匀分成2份，每份大约430克左右。

Record ways presented by grade four students in test question five (Divide three-digit by three-digit, can get one-digit and a three-digit, which is an inclusion division with reminder question) and test question 7 (Divide two-digit by three-digit, can get one-digit and a two-digit, which is a halved division with remainder question) of the written information are the least.

所呈现的109种记录方式为最多；四年级学童在笔试资料的第5题（三位数÷三位数＝一位数…三位数，有余数的包含除问题。）及第7题（三位数÷二位数＝一位数…二位数，有余数的等分除问题。）所呈现的29种记录方式为最少。

A hidden line removing algorithm based on Divide-and-Conquer strategy working in object space is presented,whose speed is improved with the topological relation of the CSG+Brep,and stability is achieved with the ray method It runs well in the CAID syste

在物体空间中，采用Divide－and－Conquer策略的隐藏线消除算法，利用CSG＋Brep的拓扑相关性和增加相关体素遮挡判断提高隐藏线消除的速度，用射线法解决隐藏线消除的可靠性。

In that short time, here is the new music that has come from our camp:"New Divide,""Lockjaw," my "Gold Guns Girls" remix, my Julien-K remix, my track for Apathy called "Shoot First," and an entire DBS album.

很短时间内，我们的团队就发布了这些新歌：New Divide，""Lockjaw，"我的"Gold Guns Girls remix，我的 Julien-K remix，还有为Apathy写的Shoot First，还有整一张DBS专辑。

Applying a power of 0.5 to the input2 value of the Multiply Divide node calculates the square root of that input1 value, completing the calculation necessary to find the linear distance of any point within the sphere from the center of the sphere.

在Multiply Divide节点里赋予INPUT2数值一个幂值0.5去计算INPUT1值去平方根，完成的计算结果将得到在球上的任何点从球心到该点的线性距离。在图像上右侧上的在球上距离中心的边界点是通过执行下面计算过程来决定值的，它是1

Divides according to the season, may divide into spring the radish and the fall radish; May divide into the large, medium and small three types according to the root size; Divides according to radish's color may divide into the turnip, the blue radish and the carrot.

按季节来分，可分为春萝卜和秋萝卜；按根的大小可分为大、中、小三类型；按萝卜的颜色来分又可分为白萝卜、青萝卜和红萝卜。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。