sparsity
英['spɑːsɪtɪ]
美['spɑːsətɪ]
- n. 稀疏；稀少；贫乏
详细释义
Noun:
-
the property of being scanty or scattered; lacking denseness
双语例句
- 1. This is not only because of the sparsity of the fringed.
- 这不仅是由于条纹稀疏。
youdao
- 2. The main disadvantage of the way is the problem of data sparsity.
- 对于半监督方法，目前存在的一个严重的问题是数据稀疏问题。
youdao
- 3. Data sparsity problem is a potential challenge of collaborative filtering.
- 数据稀缺性问题是协同过滤技术面临的主要挑战。
youdao
- 4. A dense matrix arising from MoM can be stored in sparsity after compressed.
- 一个由矩量法生成的稠密矩阵经过压缩后，可以稀疏存储。
youdao
- 5. Whole sparsity and local sparsity are proposed aiming at the sparsity of SAR images.
- 并针对SAR图像的稀疏性，提出了整体稀疏性与局部稀疏性的概念。
youdao
- 6. Its sparsity and spissitude is in good order, just like the arrangement by the genius.
- 这种稀疏和密集的分布错落有序，就如同聪明人设计出来的一样。
youdao
- 7. The theme for this thesis is to exploit sparsity in a number of wireless communication problems.
- 本论文中我们利用信号的稀疏性解决一系列无线通信中的问题。
youdao
- 8. The studio hopes this sparsity will add to the intrigue of the copper box and its reflective surfaces.
- 工作室希望营造出的空旷感衬托铜色的盒式空间，加强空间的质感。
youdao
- 9. 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。
youdao
- 10. 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。
youdao
- 11. Unlike conventional deconvolution methods, the BPD USES an L1 norm constraint on model reflectivity to impose sparsity.
- 不同于传统的反褶积方法，BPD使用L1范数约束模型的反射率来增加了稀疏性。
youdao
- 12. Translation template can solve the problem of data sparsity, large storage space and low matching precision of examples.
- 利用翻译模板可以有效的解决翻译实例的数据稀疏问题、简化实例库的规模并提高实例匹配的精确率。
youdao
- 13. The improved methods can effectively alleviate the problem of sparsity and improve the quality of recommendation system.
- 本文提出的算法能够有效缓解数据稀疏性问题，提高推荐系统的推荐质量。
youdao
- 14. In research, sample data were mapped to sparse feature space to prevent the loss of SVM's sparsity when the kernels were fused.
- 为避免在进行核融合时，支持向量机稀疏性的缺失，提出将数据映射到稀疏特征空间进行研究。
youdao
- 15. The association rule is used to analyze the relationship between reference resources, without sparsity and odd matching problems.
- 利用关联规则挖掘文献资源间的关联程度，从而产生近邻资源，可以很好的解决稀疏性以及奇异发现问题。
youdao
- 16. Aiming at the problem of data sparsity for collaborative filtering, a novel rough set-based collaborative filtering algorithm is proposed.
- 针对协同过滤中的数据稀疏问题，提出了一种基于粗集的协同过滤算法。
youdao
- 17. Using the sparsity of the scene, pixels above the threshold were 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；
youdao
- 18. Sparsity of vector impact the cost of computing resources directly, the resources here involve both system memory and time cost for computing.
- 文档矢量的稀疏度直接影响计算资源的开销，这里的资源包括稀疏矢量所消耗的存储资源和进行运算所耗费的时间。
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- 19. Least square support vector machines regression without sparsity needs longer training time currently, and is not adapted to online real-time training.
- 现有最小二乘支持向量机回归的训练和模型输出的计算需要较长的时间，不适合在线实时训练。
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- 20. This method keeps the patches pairs the same sparsity patterns, and makes efficiently use of the self-similar information. The adaptability is enhanced.
- 该文方法保证跨尺度自相似集具有相同的稀疏性模式，能更有效地利用图像的自相似性先验信息，提高算法的自适应性。
youdao
- 21. If you can implement your own and if there is some guaranteed sparsity (to either 1s or 0s) then you might be able to offer better than linear performance.
- 如果你能实现你自己的，如果有一些保证稀疏性(或1或0)然后你可以提供更好的性能比线性。
youdao
- 22. The magnitudes of items and users in the system results in the extreme sparsity of user rating data, which makes it difficult to find neighbors effectively.
- 随着系统中资源数目和用户数目的不断增加，在整个资源空间上用户评分数据极端稀疏，给有效的查找最近邻居带来了很大的困难。
youdao
- 23. The magnitudes of items and users in the system results in the extreme sparsity of user rating data, which makes it difficult to find neighbors effectively.
- 随着系统中资源数目和用户数目的不断增加，在整个资源空间上用户评分数据极端稀疏，给有效的查找最近邻居带来了很大的困难。
youdao
- This is not only because of the sparsity of the fringe.
这不仅是由于条纹稀疏。 - It discusses the exploitation of sparsity in large LP problems as used in practice.
对高阶线性规划问题实际应用的稀疏技术的开发作了探讨。
用作名词 (n.)
相关词汇
- thinness 薄
- spareness 缺乏
- sparseness 稀疏
【近义词】
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