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
双语例句
- 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。 - For a general banded matrix, discuss the sparsity pattern of the Q and R matrices from the QR decomposition of symmetric and non-symmetric tridiagonal matrices.
对于一般的带状矩阵，详述对对称与非对称三对角化矩阵做QR分解后，Q矩阵与R矩阵的稀疏元素分布型态。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - However, with the increasing of system users and the number of goods, Collaborative filtering also faces severe challenges such as sparsity problem, accuracy problem and so on.
但随着电子商务系统用户和商品数量的增加，协同过滤也面临着稀疏性、精确性等问题的考验。 - 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。