1.
Research of Data Sparsity Problem in Recommendation Systems Based on Collaborative Filtering
基于协同过滤推荐系统的数据稀疏性问题研究
2.
Effective hybrid collaborative filtering algorithm for alleviating data sparsity
一种有效缓解数据稀疏性的混合协同过滤算法
3.
In order tosolve the problem caused by sparse data two concepts of modificatory degree and modificatory distance are proposed.
为了减小数据稀疏的影响，又提出了修饰度的与修正距离的概念。
4.
The experiment results argue that the algorithm efficiently improves sparsity of rating data,and promises to make recommendations more accurately than conventional CF algorithms.
实验结果表明,该算法有效地解决了数据稀疏问题,提高了推荐的质量.
5.
Regression Kriging Method for Sparse Data Interpolation
稀疏数据插值问题的回归克里格方法
6.
Research on Extended Knowledge Discovery in High-Dimension and Sparse Outliers Set;
高维稀疏离群数据集延伸知识发现研究
7.
The Research on Dynamic and Abstract Clustering Method of High Dimensional Sparse Data;
高属性维稀疏数据动态抽象聚类方法研究
8.
Application of Sparse Matrix in Random Vibration Experiment Data;
稀疏矩阵在随机振动实验数据处理中的应用
9.
X-Ray CT Reconstruction Algorithms with Sparse Radiogranphs Based on Bayes Estimates
基于Bayes估计的稀疏数据X-射线CT重建算法研究
10.
ELEVEN MODELS DESCRIBING SOIL PARTICLE-SIZE DISTRIBUTION FOR SPARSE DATA
几种土壤粒径分布参数模型在稀疏分级数据中的对比研究
11.
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。
12.
Collaborative Filtering Study Based on Electrical Resistance Network and Sparse Data Prediction;
基于电阻网络与稀疏数据预测的协同过滤算法研究
13.
An Method and Corresponding Arithmetic of Initial Orbit Determination based on Sparse Space-based Angle Measurements
一种稀疏测向数据下的天基初轨确定模型及其算法
14.
Age Automation Estimation Based on A ICA Coefficient Sparse Description Algorithm
基于ICA系数稀疏表示的年龄自动估计
15.
Some Numerical Algorithms for Large Sparse Linear Systems;
大型稀疏线代数方程组的几种数值算法研究
16.
When a large proportion of the elements of A is zero, A is then called sparse.
当A的大多数元素都是零时，称A为稀疏矩阵。
17.
3)few and sca ttlred color Dopper flow signal could be found in most cases(37/42).
3.瘤体内多数可探及稀疏点状血流信号 (37/ 4 2 )。
18.
AN UNIVERSAL ALGORITHM FOR SOLVING LARGE SPARSE LINEAR ALGEBRAIC EQUATIONS
解大型稀疏线性代数方程组的一种通用算法