| 释义 |
spar·si·ty AHDˈspärsəd.ē,-pȧs-,-ətē,-i 高COCA¹³⁴⁴²⁷BNC⁶⁸¹³³iWeb⁵⁴⁰⁶⁸
基本英英记法近义反义例句Thesaurus例句
n.稀疏⁶³;稀少²⁶;贫乏¹¹
Noun:
the property of being scanty or scattered; lacking denseness方振宇词汇奥秘spars散→散开→稀疏+ity名词后缀→稀少，稀疏spars散→散开→稀疏+ity名词后缀⇒稀少，稀疏近义词 thinness薄spareness缺乏sparseness稀疏
名词100%
用作名词This is not only because of thesparsityof the fringe.这不仅是由于条纹稀疏。
It discusses the exploitation ofsparsityin 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。as in.dearth
同义词 absence,deficiency,inadequacy,lack,paucity,shortagedefault,defect,famine,infrequency,meagerness,miss,need,poverty,privation,rareness,scantiness,scantness,uncommonness,wantexiguousness,slim pickings
反义词 abundance,adequacy,enough,plenty,sufficiency,advantage,luxury,perfection,success,wealthexcess,plentifulnessas in.paucity
同义词 dearth,insufficiency,smallnessabsence,deficiency,famine,fewness,meagerness,paltriness,poverty,rarity,scantiness,scarceness,shortage,slenderness,slightness,sparsenessinsufficience
反义词 sufficiency,abundance,enough,plentyaffluenceas in.scarcity
同义词 dearth,drought,famine,inadequacy,insufficiency,lack,paucity,shortageexiguity,infrequency,rareness,rarity,scantiness,stringency,uncommonness,want
反义词 abundance,enough,excess,plenty,sufficiencycommonness,surplus
dearthnoun insufficiency, scarcity
absence,default,defect,deficiency,exiguousness,famine,inadequacy,infrequency,lack,meagerness,miss,need,paucity,poverty,privation,rareness,scantiness,scantness,shortage,slim pickings,uncommonness,want
paucitynoun lack, scarcity
absence,dearth,deficiency,famine,fewness,insufficience,insufficiency,meagerness,paltriness,poverty,rarity,scantiness,scarceness,shortage,slenderness,slightness,smallness,sparseness,sparsity
scarcitynoun deficiency
dearth,drought,exiguity,famine,inadequacy,infrequency,insufficiency,lack,paucity,rareness,rarity,scantiness,shortage,sparsity,stringency,uncommonness,want And point out the problems existed in the traditional collaborative filtering methods: ratings matrix sparsity, cold start, vulnerability, single interest model and scalability issues.
指出了传统协同过滤方法存在着评分矩阵稀疏、冷启动、易受攻击性、兴趣模型单一和可扩展性等问题。 fabiao
But, with expansion of E- commerce system's size, collaborative filtering approach suffer from many challenges, for instance, quality of recommendations, scalability, sparsity, cold- start problem.
电子商务系统规模的日益扩大，协同过滤推荐方法也面临诸多挑战：推荐质量、可扩展性、数据稀疏性、冷开始问题等等。 cnki
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。 fabiao
The node ordering optimization is one of the key problems in sparsity technology and it is difficult to get its optimal solution.
节点优化编号问题是稀疏技术的关键内容之一，求其最优解比较困难。 cnki
The sparse vector method enhances the efficiency of matrix solution algorithms by exploiting the vector sparsity. It has been successfully applied to many problems arising in power systems.
稀疏向量法通过利用向量的稀疏性来提高求解矩阵方程的效率，它被成功地应用到电力系统分析的众多问题。 cnki
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。 cnki
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。 dictall
Associated with access to services, employment, and leisure, they are functions of population sparsity, demography, opportunity, and geography.
与在城市获得服务，就业，休闲相比，他们则显示出人口稀疏，机遇和地理的劣势。 queshao
At the same time, the settlement of degenerated problem and the application of sparsity technique are discussed in details.
文中还对退化问题的处理以及稀疏技巧的应用进行了深入的讨论。52data
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。 dictall
Objective To introduce a new facial lifting method to eliminate the complications such as alopecia areata, sparsity of hair and sub crust healing of the scalp in rhytidectomy.
目的为在除皱术中尽可能减少斑状脱发、头发稀疏和头皮痂下愈合等并发症的发生，探讨一种新的除皱术式。 chemyq
Owing to the sparsity of high-dimensional data and the features of categorical data, it needs to develop special methods for high- dimensional categorical data.
鉴于高维数据的稀疏性和分类数据特点，探讨了专门针对高维分类数据的聚类方法。 dictall
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。 cnki
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。 fabiao
The performance of the method is analysed by a series of simulation experiments based on the sparsity of SAR images, the noise and the dictionary of Match Pursuit.
从 SAR图像的稀疏性、噪声以及匹配追踪算法的字典三个方面出发，通过一系列的仿真实验，对本文方法性能进行了分析； fabiao |