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 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。
• 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
• 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。
• Stylistically, the IBM/ mainframe roots of Rexx show in its case-insensitive commands; and to a lesser degree in the relative sparsity of punctuation it uses ( preferring keywords to symbols).
  在文体上，Rexx的IBM/mainframe根源体现在它对命令的大小写敏感；在某种次要程度上也体现在它使用标点符号相对较少（更多用关键字而不是符号）。
• The sparse Bayesian learning algorithm guarantees the sparsity of the weighting coefficient matrix.
  稀疏贝叶斯学习算法的应用，使得加权系数矩阵具有很好的稀疏性，保证了重建图像的质量。
• Based on it, the incompletely sparsity problem is also put forward.
  并在此基础上，提出了非完全稀疏性的问题。
• Sparsity of the target and the sampling rate on the reconstructed image quality also has been analyzed.
  并对目标物体稀疏性和采样率对图像恢复质量的影响进行了分析。
• 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。
• 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。
• 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