稀疏

A algorithm for solving large-scale sparse group of linear equations is presented.

给出了求解大规模稀疏线性方程组的一个实用算法；该算法能够保持矩阵的稀疏性和减少存贮量，并且能够求解一些大规模的问题。

It was proposed that a robust and efficient parallelizable preconditioner for solving general sparse linear systems of equations, in which the use of sparse approximate inverse techniques in a multi-level block ILU preconditioner wereinvestigated.

设计了一种求解一般稀疏线性方程组的健壮且有效的可并行化预条件子，这种预条件子涉及在多层块ILU预条件子中使用稀疏近似逆技术。

Although the parity check matrix is defined by very sparse matrix, the generator matrix is not.

尽管LDPC码的校验矩阵是非常稀疏的，但它的生成矩阵却并不稀疏，这使得其编码复杂度往往与其码长的平方成正比。

Here we pull in the viscous rarefaction waves, and make use of the smallness ofεwhich is to control the a priori estimates for v andθ.

使用的方法是引入稀疏波解，利用粘性稀疏波解构造中的ε来控制v，θ的先验界从而得到所需的能量估计。

For the BM-rice,the sclerenchyma of leaves was shrunken,vascular bundle of leaves was reduced,the strumae of outer epidermis of stem was sparse and the link of phloem of root was loosed and dispersed.

2通过扫描电镜观察，脆性突变水稻的组织结构发生了较大变化：叶片薄壁组织扩张，厚壁组织收缩，维管束数目减少；茎杆外表皮硅质瘤状结构分布稀疏；根中柱韧皮部组织排列稀疏，连接松散。

Due to its sparse features, through sparse matrix compression can greatly reduce memory costs ...

由于 其自身的稀疏特性，通过压缩可以大大节省稀疏矩阵的内存代价。。。。

This experiment is to achieve sparse matrix addition operation, using the order structure of sparse matrix storage.

详细说明：本实验是实现稀疏矩阵的加法运算，稀疏矩阵采用顺序结构存储。

Simulation models are good tools for the modulation and the experiment system is beneficial to the Sparse Matrix Converter's apply.

本文建立的仿真模型为稀疏矩阵变换器调制的过程提供了方便的分析和调试工具；实验系统也为稀疏矩阵变换器的实际应用打下了一定基础。

Leaves adaxially with sparse arachnoid tomentum when young, then glabrescent; branchlets and inflorescence axis with sparse arachnoid tomentum.

幼时的正面的叶具具稀疏蛛丝状毛，后脱落有具稀疏蛛丝状毛的小枝和花序轴。 32 V。 bellula 美丽葡萄

Firstly, the definition of image representation, measure of sparsity, and the basic methods of sparse representation are reviewed. And then, we analyze the performance of nonlinear approximation of Ridgelet, Curvelet, Contourlet and Bandelet transform.

论文阐述了信号表示的定义、稀疏性度量以及图像稀疏表示的基本理论方法，分析与比较了脊波变换、曲线波变换、Contourlet变换、Bandelet变换各自的非线性逼近性能。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。