CSpace

浏览/检索结果: 共23条,第1-10条 帮助

已选(0)清除 条数/页:   排序方式:
An extreme bias-penalized forecast combination approach to commodity price forecasting 期刊论文
INFORMATION SCIENCES, 2022, 卷号: 615, 页码: 774-793
作者:  Zhang, Yifei;  Wang, Jue;  Yu, Lean;  Wang, Shouyang
收藏  |  浏览/下载:76/0  |  提交时间:2023/02/07
Forecast combination  Elastic net  Extreme bias  Weight-sparsity  Artificial bee colony algorithm  
Robust Ellipse Fitting Using Hierarchical Gaussian Mixture Models 期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2021, 卷号: 30, 页码: 3828-3843
作者:  Zhao, Mingyang;  Jia, Xiaohong;  Fan, Lubin;  Liang, Yuan;  Yan, Dong-Ming
收藏  |  浏览/下载:185/0  |  提交时间:2021/06/01
Kernel  Robustness  Optimization  Gaussian mixture model  Bandwidth  Two dimensional displays  Transforms  Ellipse fitting  GMM  HGMM  RANSAC  outlier  noise  robust statistic  
Impact factors of the real-world fuel consumption rate of light duty vehicles in China 期刊论文
ENERGY, 2020, 卷号: 190, 页码: 12
作者:  Wu, Tian;  Han, Xiao;  Zheng, M. Mocarlo;  Ou, Xunmin;  Sun, Hongbo;  Zhang, Xiong
收藏  |  浏览/下载:177/0  |  提交时间:2020/06/30
Real-world fuel consumption rate  Energy consumption  Private passenger vehicles  Big data  China  
动态增长率模型与海外新冠疫情分析 期刊论文
应用数学学报, 2020, 卷号: 43, 期号: 2, 页码: 452-467
作者:  胡云鹤;  孔京;  杨路;  王昕雨;  张一;  戴彧虹;  杨周旺
收藏  |  浏览/下载:233/0  |  提交时间:2021/01/14
COVID-19  global outbreak  existing infected case number  dynamic growth rate  inflection point  新型冠状病毒  海外疫情  现存病例数  动态增长率  拐点  
基于杠杆效应和结构突变的HAR族模型及其对股市波动率的预测研究 期刊论文
系统工程理论与实践, 2020, 卷号: 40.0, 期号: 005, 页码: 1113-1133
作者:  龚旭;  曹杰;  文凤华;  杨晓光
收藏  |  浏览/下载:188/0  |  提交时间:2021/01/14
HAR-RV模型  杠杆效应  结构突变  ICSS算法  MCS检验  
A hybrid VMD-BiGRU model for rubber futures time series forecasting 期刊论文
APPLIED SOFT COMPUTING, 2019, 卷号: 84, 页码: 13
作者:  Zhu, Qing;  Zhang, Fan;  Liu, Shan;  Wu, Yiqiong;  Wang, Lin
收藏  |  浏览/下载:177/0  |  提交时间:2020/01/10
BiGRU  Rubber futures  Time series  VMD  Volatility prediction  
Point cloud surface segmentation based on volumetric eigenfunctions of the Laplace-Beltrami operator 期刊论文
COMPUTER AIDED GEOMETRIC DESIGN, 2019, 卷号: 71, 页码: 157-175
作者:  Li, Xinge;  Zhang, Yongjie Jessica;  Yang, Xuyang;  Xu, Haibo;  Xu, Guoliang
收藏  |  浏览/下载:166/0  |  提交时间:2020/01/10
Point cloud surface  Segmentation  Level set form of Laplace-Beltrami operator  Volumetric eigenfunction  Split Bregman iteration  
Image Fusion Based on Kernel Estimation and Data Envelopment Analysis 期刊论文
INTERNATIONAL JOURNAL OF INFORMATION TECHNOLOGY & DECISION MAKING, 2019, 卷号: 18, 期号: 2, 页码: 487-515
作者:  Xie, Qiwei;  Chen, Xi;  Li, Lin;  Rao, Kaifeng;  Tao, Luo;  Ma, Chao
收藏  |  浏览/下载:238/0  |  提交时间:2020/01/10
Data envelopment analysis  image fusion  mutual information  
Estimation of market prices of risks in the GARCH diffusion model 期刊论文
ECONOMIC RESEARCH-EKONOMSKA ISTRAZIVANJA, 2018, 卷号: 31, 期号: 1, 页码: 15-36
作者:  Wu, Xinyu;  Zhou, Hailin;  Wang, Shouyang
收藏  |  浏览/下载:169/0  |  提交时间:2018/07/30
Market prices of risks  GARCH diffusion model  option pricing  efficient importance sampling  maximum likelihood  particle filter  
The distribution of stars around the Milky Way's central black hole II. Diffuse light from sub-giants and dwarfs 期刊论文
ASTRONOMY & ASTROPHYSICS, 2018, 卷号: 609, 页码: 20
作者:  Schodel, R.;  Gallego-Cano, E.;  Dong, H.;  Nogueras-Lara, F.;  Gallego-Calvente, A. T.;  Amaro-Seoane, P.;  Baumgardt, H.
收藏  |  浏览/下载:165/0  |  提交时间:2018/07/30
infrared: stars  Galaxy: structure  Galaxy: center