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科研机构
兰州理工大学 [3]
数学与系统科学研究院 [2]
内容类型
期刊论文 [5]
发表日期
2022 [5]
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A differentially private nonnegative matrix factorization for recommender system
期刊论文
Information Sciences, 2022, 卷号: 592, 页码: 21-35
作者:
Ran, Xun
;
Wang, Yong
;
Zhang, Leo Yu
;
Ma, Jun
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浏览/下载:32/0
  |  
提交时间:2022/04/21
Benchmarking
Collaborative filtering
Economic and social effects
Information services
Large dataset
Matrix algebra
Matrix factorization
Privacy-preserving techniques
Differential privacies
Factorization methods
Filtering problems
Imputation
Non-negativity
Nonnegative matrix factorization
Objective functions
Personalized information services
Polynomial expression
User data
A differentially private matrix factorization based on vector perturbation for recommender system
期刊论文
Neurocomputing, 2022, 卷号: 483, 页码: 32-41
作者:
Ran, Xun
;
Wang, Yong
;
Zhang, Leo Yu
;
Ma, Jun
收藏
  |  
浏览/下载:42/0
  |  
提交时间:2022/04/21
Benchmarking
Data privacy
Matrix algebra
Matrix factorization
Sensitivity analysis
Differential privacies
Error accumulation
Factorization techniques
Matrix factorizations
Multiple iterations
Objective functions
Privacy preservation
Privacy protection
User data
Vector perturbation
Incipient fault detection and diagnosis of nonlinear industrial process with missing data
期刊论文
Journal of the Taiwan Institute of Chemical Engineers, 2022, 卷号: 132
作者:
Mou, Miao
;
Zhao, Xiaoqiang
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  |  
浏览/下载:10/0
  |  
提交时间:2022/04/21
Data acquisition
Embeddings
Fault detection
Matrix algebra
Recovery
Data missing
Dissimilarity analysis
Embeddings
Fault detection and diagnosis
Incipient faults
Low rank matrix decomposition
Low-rank matrices
Matrix decomposition
Mixed kernel function
Neighborhood preserving embedding
Neighbourhood
Nonnegative Polynomials and Circuit Polynomials
期刊论文
SIAM JOURNAL ON APPLIED ALGEBRA AND GEOMETRY, 2022, 卷号: 6, 期号: 2, 页码: 111-133
作者:
Wang, Jie
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浏览/下载:3/0
  |  
提交时间:2022/06/21
nonnegative polynomial
sum of nonnegative circuit polynomials
SONC
certificate of nonnegativity
sum of squares
SAGE
Resolution of ideals associated to subspace arrangements
期刊论文
ALGEBRA & NUMBER THEORY, 2022, 卷号: 16, 期号: 5, 页码: 1120-1140
作者:
Conca, Aldo
;
Tsakiris, Manolis C.
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浏览/下载:16/0
  |  
提交时间:2023/02/07
subspace arrangements
free resolutions
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