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 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。
• 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。
• 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。
• 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。
• This is not only because of the sparsity of the fringed.
  这不仅是由于条纹稀疏。
• 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。
• 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；
• Data set size, dimensionality and sparsity have been identified as aspects that make cluster more difficult.
  数据集合的大小，数据的维数和数据的稀疏性都是制约聚类的不同方面。
• 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。
• 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。