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sparseness

网络  稀少; 稀疏; 稀疏性; 稀疏度; 稀疏化

COCA.37869

英英释义

noun

双语例句

  • A genetic algorithm with adaptive evaluation function is presented to deal with data sparseness problem in automatic semantic tagging.
    针对数据稀疏问题,采用适应度函数较灵活的遗传算法做语义的自动标注;
  • With the increasing number of users and projects, sparseness problem will become more and more serious.
    数据稀疏是影响推荐系统质量的瓶颈问题,随着用户和项目的数量不断增加,稀疏性问题将会越来越严重。
  • General clustering approaches, such as distance-based and statistics-based, are not adapted to classification of outliers because of their characteristic of fewness data and sparseness.
    离群数据是数据中的小模式,因其固有的少数据与稀疏性等特征,使得基于距离或基于统计等常规聚类方式不适用于对离群数据的分类。
  • Because the data it used was not users'rating but users'browse route, the problem of data sparseness and initial rating was resolved.
    由于数据不是简单的用户评分,而是用户浏览网页的路径,这样就解决了数据稀疏问题和最初评价问题。
  • Summing up the history and the current development of the personalized recommendation system, and pointing out the two bottleneck problems of "cold start" and "data sparseness" existing in the collaborative filtering recommendation algorithm. 2.
    本文主要做了以下研究工作:1.对个性化推荐系统的发展历史及现状进行了综述,指出了协同过滤推荐算法中存在的冷开始和数据稀疏性两大瓶颈问题。
  • But traditional collaborative filtering algorithm has the shortcomings of sparseness, expansibility, and synonymy.
    但传统的协同过滤算法存在着稀疏性、扩展性和同义性的问题。
  • At the same time a new solution to the sparseness of training text is put forward.
    同时对训练文本的稀疏问题提出了一种新的解决方案。
  • Sparseness Analysis of Radar Echoes and its Application in Ship and Chaff Discrimination
    雷达回波稀疏性分析及其在舰船与箔条云鉴别中的应用
  • Data sparseness led by the lack of training data restricts the promotion of the supervised methods.
    由训练语料不足导致的数据稀疏问题限制了有指导方法的推广。
  • In this paper, an improved algorithm of image feature extracting for independent component analysis was proposed based on basic functions'maximization of sparseness.
    利用基函数稀疏性的极大值特点,本文提出一种改进的基于独立分量分析的图像特征提取算法。