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

• This improved program has solved the scalability, sparsity, cold start problems in a certain extent.
  改进方案在一定程度上解决了CF推荐算法遇到的矩阵稀疏性问题、冷启动问题和可扩展性差问题。
• Result: GEPRB can reduce the cumulating thickness of the basilar membrane and that of the vascular pattern, so as to tighten up the sparsity of the spiral ganglion cells.
  结果：豁痰祛瘀颗粒能降低糖尿病大鼠升高的血糖，减轻糖尿病大鼠早期耳蜗基底膜、血管纹增厚程度，使稀疏的螺旋神经节细胞变致密。
• 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。
• 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。
• 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。
• 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）。
• Effective hybrid collaborative filtering algorithm for alleviating data sparsity This property is read-only once the data source is bound.
  一种有效缓解数据稀疏性的混合协同过滤算法如果数据源为结合型，则该属性是只读的。
• 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。
• 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