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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
收藏
|
浏览/下载：34/0
|
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：46/0
|
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
Algorithms yield upper bounds in differential algebra
期刊论文
CANADIAN JOURNAL OF MATHEMATICS-JOURNAL CANADIEN DE MATHEMATIQUES, 2021, 页码: 23
作者:
Li, Wei
;
Ovchinnikov, Alexey
;
Pogudin, Gleb
;
Scanlon, Thomas
收藏
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浏览/下载：3/0
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提交时间：2022/04/02
delay PDEs
elimination of unknowns
uniform bounds
oracle machine
Adaptive digital filter for the processing of atmospheric lidar signals measured by imaging lidar techniques
期刊论文
APPLIED OPTICS, 2020, 卷号: 59, 期号: 30, 页码: 9454-9463
作者:
Liu, Zifan
;
Yang, Chenguang
;
Gong, Zhenfeng
;
Li, Hui
;
Mei, Liang
收藏
|
浏览/下载：11/0
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提交时间：2020/12/17
Identifying weak focus and center in a convection model
期刊论文
APPLIED MATHEMATICS LETTERS, 2020, 卷号: 100, 页码: 7
作者:
Guo, Laigang
;
Yu, Pei
;
Chen, Yufu
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浏览/下载：17/0
|
提交时间：2020/05/24
Convection model
3-dimensional quadratic system
Normal form
Limit cycle
On the Topology and Isotopic Meshing of Plane Algebraic Curves
期刊论文
JOURNAL OF SYSTEMS SCIENCE & COMPLEXITY, 2020, 卷号: 33, 期号: 1, 页码: 230-260
作者:
Jin, Kai
;
Cheng, Jinsan
收藏
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浏览/下载：15/0
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提交时间：2020/05/24
Interval polynomial
isotopic meshing
plane curve
topology
Energy Efficient Control of Parallel Variable-Frequency Pumps in Magnetic Water-Cooling System
期刊论文
JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 2020, 卷号: 142
作者:
Qiu, Wenjun
;
Ouyang, Zhengrong
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浏览/下载：22/0
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提交时间：2020/11/26
parallel pumps
variable frequency
efficiency
off-rating conditions
optimal control
energy-saving
Dynamical coefficient of resistance of an equivalent SDOF structural system under chemical explosion load [化学爆炸等效单自由度结构体系抗力动力系数分析]
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2019, 卷号: 38, 页码: 166-171
作者:
Geng, S.
;
Ge, P.
;
Liu, Y.
;
Li, H.
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浏览/下载：7/0
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提交时间：2019/12/02
Differential equations
Ductility
Elastoplasticity
Explosions
Polynomial approximation
Structural design, Chemical explosions
Dynamical coefficient
Equivalent SDOF
Equivalent static loads
Load duration, Curve fitting
Limit Cycles for a Discontinuous Quintic Polynomial Differential System
期刊论文
QUALITATIVE THEORY OF DYNAMICAL SYSTEMS, 2019, 卷号: 18, 页码: 769-792
作者:
Huang, Bo
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浏览/下载：2/0
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提交时间：2019/12/30
Averaging method
Center
Discontinuous quintic system
Limit cycle
Period annulus
34C05
34C07
DYNAMIC EVALUATION OF EXPONENTIAL POLYNOMIAL CURVES AND SURFACES VIA BASIS TRANSFORMATION
期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2019, 卷号: 41, 期号: 5, 页码: A3401-A3420
作者:
Yang, Xunnian
;
Hong, Jialin
收藏
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浏览/下载：16/0
|
提交时间：2020/05/24
curves and surfaces
linear differential operator
exponential polynomial
dynamic evaluation
basis transformation
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