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。
• This is not only because of the sparsity of the fringed.
  这不仅是由于条纹稀疏。
• The sparsity of the edges is considered in the regularization model.
  为该正则化模型引入了边缘稀疏约束，并研究了求解方法。
• 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 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。
• 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。
• 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）。
• It is hard to cluster high-dimensional data using traditional clustering algorithm because of the sparsity of data.
  在高维空间中，由于数据的稀疏性，传统的聚类方法难以有效地聚类高维数据。
• The experimental results show that the optimized algorithm can increase prediction precision, by way of reducing sparsity and cold-start problems, and realizing real-time recommendation effectively.
  实验表明，该算法通过有效降低稀疏性、冷开始和实现实时推荐，提高了预测精度。
• 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；