CSpace

Browse/Search Results:  1-10 of 1393 Help

Selected(0)Clear Items/Page:    Sort:
Algorithms for the Prize-Collecting $k$-Steiner Tree Problem 期刊论文
TSINGHUA SCIENCE AND TECHNOLOGY, 2022, 卷号: 27, 期号: 5, 页码: 785-792
Authors:  Han, Lu;  Wang, Changjun;  Xu, Dachuan;  Zhang, Dongmei
Favorite  |  View/Download:10/0  |  Submit date:2022/04/29
Steiner trees  Costs  Approximation algorithms  prize-collecting  Steiner tree  approximation algorithm  
eFraudCom: An E-commerce Fraud Detection System via Competitive Graph Neural Networks 期刊论文
ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2022, 卷号: 40, 期号: 3, 页码: 29
Authors:  Zhang, Ge;  Li, Zhao;  Huang, Jiaming;  Wu, Jia;  Zhou, Chuan;  Yang, Jian;  Gao, Jianliang
Favorite  |  View/Download:20/0  |  Submit date:2022/04/29
Online e-commerce platforms  fraud detection system  graph neural networks  
A well-conditioned direct PinT algorithm for first- and second-order evolutionary equations 期刊论文
ADVANCES IN COMPUTATIONAL MATHEMATICS, 2022, 卷号: 48, 期号: 3, 页码: 29
Authors:  Liu, Jun;  Wang, Xiang-Sheng;  Wu, Shu-Lin;  Zhou, Tao
Favorite  |  View/Download:7/0  |  Submit date:2022/04/29
Direct PinT algorithms  Diagonalization technique  Condition number  Wave-type equations  
Hybrid data decomposition-based deep learning for Bitcoin prediction and algorithm trading 期刊论文
Financial Innovation, 2022, 卷号: 8, 期号: 1
Authors:  Li,Yuze;  Jiang,Shangrong;  Li,Xuerong;  Wang,Shouyang
Favorite  |  View/Download:9/0  |  Submit date:2022/04/29
Bitcoin price  Variational mode decomposition  Deep learning  Price forecasting  Algorithmic trading  
Optimal convergence of finite element approximation to an optimization problem with PDE constraint* 期刊论文
INVERSE PROBLEMS, 2022, 卷号: 38, 期号: 4, 页码: 45
Authors:  Gong, Wei;  Tan, Zhiyu;  Zhou, Zhaojie
Favorite  |  View/Download:8/0  |  Submit date:2022/04/29
inverse source problem  optimal control  finite element method  a priori error estimate  a posteriori error estimate  adaptivity  rate optimality  
Randomized difference-based gradient-free algorithm for distributed resource allocation 期刊论文
SCIENCE CHINA-INFORMATION SCIENCES, 2022, 卷号: 65, 期号: 4, 页码: 17
Authors:  Geng, Xiaoxue;  Zhao, Wenxiao
Favorite  |  View/Download:8/0  |  Submit date:2022/04/29
resource allocation  distributed algorithm  randomized difference  
Optimal convergence of finite element approximation to an optimization problem with PDE constraint* * Wei Gong was supported by the Strategic Priority Research Program of Chinese Academy of Sciences (Grant No. XDB 41000000), the National Key Basic Research Program (Grant No. 2018YFB0704304) and the National Natural Science Foundation of China (Grant No. 12071468, 11671391). Zhaojie Zhou was supported by the National Natural Science Foundation of China under Grant No. 11971276. 期刊论文
Inverse Problems, 2022, 卷号: 38, 期号: 4
Authors:  Gong,Wei;  Tan,Zhiyu;  Zhou,Zhaojie
Favorite  |  View/Download:8/0  |  Submit date:2022/04/29
inverse source problem  optimal control  finite element method  a priori error estimate  a posteriori error estimate  adaptivity  rate optimality  
An interval decomposition-ensemble approach with data-characteristic-driven reconstruction for short-term load forecasting 期刊论文
APPLIED ENERGY, 2022, 卷号: 306, 页码: 16
Authors:  Yang, Dongchuan;  Guo, Ju-E;  Sun, Shaolong;  Han, Jing;  Wang, Shouyang
Favorite  |  View/Download:11/0  |  Submit date:2022/04/02
Short-term load forecasting  Bivariate empirical mode decomposition  Decomposition-ensemble approach  Reconstruction  Bayesian optimization  Long short-term memory network  
A novel machine learning-based electricity price forecasting model based on optimal model selection strategy 期刊论文
ENERGY, 2022, 卷号: 238, 页码: 14
Authors:  Yang, Wendong;  Sun, Shaolong;  Hao, Yan;  Wang, Shouyang
Favorite  |  View/Download:6/0  |  Submit date:2022/04/02
Electricity price  Forecasting  Hybrid model  Model selection  Kernel-based extreme learning machine  
Artificial bee colony-based combination approach to forecasting agricultural commodity prices 期刊论文
INTERNATIONAL JOURNAL OF FORECASTING, 2022, 卷号: 38, 期号: 1, 页码: 21-34
Authors:  Wang, Jue;  Wang, Zhen;  Li, Xiang;  Zhou, Hao
Favorite  |  View/Download:5/0  |  Submit date:2022/04/02
Agricultural commodity price  Forecast combination  Semi-heterogeneous combination  Artificial bee colony algorithm  Denoising technique