sparsity
英
美
网络 稀疏度; 稀少; 稀疏性; 稀疏问题; 稀疏
BNC.45121 / COCA.45310
英英释义
noun
- the property of being scanty or scattered
双语例句
- It discusses the exploitation of sparsity in large LP problems as used in practice.
对高阶线性规划问题实际应用的稀疏技术的开发作了探讨。 - However, the dependency of neighborhood coefficients is also a prior to accelerate the convergence of reconstruction algorithm besides the sparsity.
除了稀疏性之外，邻域系数的相关性也可以作为先验知识加速重构算法收敛。 - The sparsity of SAR image data was discussed based on the backscattering properties of targets in the image.
利用合成孔径雷达（SAR）图像中目标的后向散射特性和目标散射中心的理论，分析了SAR图像数据稀疏性的成因。 - Algorithms in semigroup algebra k [ A] can improve the efficiencies because they utilize the sparsity of polynomials.
由于利用了多项式的稀疏性半群代数K[A]中算法提高了效率。 - However, with the increasing of system users and the number of goods, Collaborative filtering also faces severe challenges such as sparsity problem, accuracy problem and so on.
但随着电子商务系统用户和商品数量的增加，协同过滤也面临着稀疏性、精确性等问题的考验。 - The technology of improving warp tension fluctuation of loom and reducing sparsity denseness road
改进织机经纱张力波动及降低稀密路技术 - For a general banded matrix, discuss the sparsity pattern of the Q and R matrices from the QR decomposition of symmetric and non-symmetric tridiagonal matrices.
对于一般的带状矩阵，详述对对称与非对称三对角化矩阵做QR分解后，Q矩阵与R矩阵的稀疏元素分布型态。 - Associated with access to services, employment, and leisure, they are functions of population sparsity, demography, opportunity, and geography.
与在城市获得服务，就业，休闲相比，他们则显示出人口稀疏，机遇和地理的劣势。 - It is necessary and possible to lead the concept of sparsity into the theory of labor value.
将稀少性的概念引入劳动价值论既有必要，也有可能。 - The fast inverse iteration algorithm and sparsity technique are also exploided to reduce the computation time and memory requirement.
在算法上采用快速逆迭代原理并应用稀疏存贮技术有效地节约了机时和内存。