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。
• Research of Data Sparsity Problem in Recommendation Systems Based on Collaborative Filtering
  基于协同过滤推荐系统的数据稀疏性问题研究
• Using the sparsity of the scene, pixels above the threshold are mapped to a triple before entropy encoding for both grayscales and locations.
  利用场景的稀疏性，将阈值以上的像素映射到三元组，对其灰度和位置信息分别熵编码；
• The application of sparsity technology evidently makes the matrix calculation of power system more efficient.
  稀疏技术在电力系统中的应用显著提高了电力系统矩阵运算的效率。
• 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 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。
• 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。
• 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。
• 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。
• 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。