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
  Synonym:sparsenesssparenessthinness

双语例句

• 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。
• We proposed an object tracking algorithm based on sparsity feature and color feature.
  提出结合稀疏性和颜色的方法实现目标追踪的算法。
• The sparsity and the problem of the curse of dimensionality of high-dimensional data, make the most of traditional clustering algorithms lose their action in high-dimensional space.
  高维数据的稀疏性和“维灾”问题使得多数传统聚类算法失去作用，因此研究高维数据集的聚类算法己成为当前的一个热点。
• In this paper, investigate the nonlinear inverse problem of sparsity constraint regularization.
  本文研究了非线性反问题的稀疏约束正则化方法。
• 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。
• 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。
• Research of Sparsity and Cold Start Problem in Collaborative Filtering
  协同过滤系统的稀疏性与冷启动问题研究
• 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。
• 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。
• Thirdly, the application of these sparsity properties to SAR image feature-enhancement was investigated.
  然后，分析了稀疏约束在SAR图像分辨率增强中的应用方法。