3 papers
cs.DB2021
Efficient Processing of k-regret Minimization Queries with Theoretical Guarantees
Jiping Zheng, Qi Dong, Xiaoyang Wang +3
Assisting end users to identify desired results from a large dataset is an important problem for multi-criteria decision making. To address this problem, top-k and skyline queries…
cs.DC2020
Efficient Matrix Factorization on Heterogeneous CPU-GPU Systems
Yuanhang Yu, Dong Wen, Ying Zhang +3
Matrix Factorization (MF) has been widely applied in machine learning and data mining. A large number of algorithms have been studied to factorize matrices. Among them, stochastic…
cs.SI2019
Critical Edge Identification: A K-Truss Based Model
Wenjie Zhu, Mengqi Zhang, Chen Chen +3
In a social network, the strength of relationships between users can significantly affect the stability of the network. In this paper, we use the k-truss model to measure the stabi…