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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 发表日期：2016    专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 An inexact risk management model for agricultural land-use planning under water shortage 期刊论文 FRONTIERS OF EARTH SCIENCE, 2016 Li, Wei; Feng, Changchun; Dai, Chao; Li, Yongping; Li, Chunhui; Liu, Ming 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/04 agricultural land-use planning  risk management  CVaR  uncertainty  water shortage  STOCHASTIC-PROGRAMMING-MODEL  VALUE-AT-RISK  RESOURCES MANAGEMENT  QUALITY MANAGEMENT  CONDITIONAL VALUE  WASTE-MANAGEMENT  UNCERTAINTY  OPTIMIZATION  IRRIGATION  SIMULATION   Nonnegative adaptive lasso for ultra-high dimensional regression models and a two-stage method applied in financial modeling 其他 2016-01-01 Yang, Yuehan; Wu, Lan 收藏  |  浏览/下载：11/0  |  提交时间：2017/12/03 Nonnegative adaptive lasso  Multiplicative updates  Index tracking  Variable selection consistency  Asymptotic unbiasedness  Asymptotic normality  VARIABLE SELECTION  ELASTIC-NET  ORACLE PROPERTIES  DANTZIG SELECTOR  INDEX TRACKING  LEAST-SQUARES  REGULARIZATION  CONSISTENCY  SHRINKAGE  RECOVERY   Development of a constructed wetland network for mitigating nonpoint source pollution through a GIS-based watershed-scale inexact optimization approach 期刊论文 ECOLOGICAL ENGINEERING, 2016 Dai, C.; Guo, H. C.; Tan, Q.; Ren, W. 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Wetlands  Fuzzy credibility  Stochastic with recourse  Uncertainty  Non-point source  Geographic information systems  STOCHASTIC-PROGRAMMING APPROACH  RIVER-BASIN  FUZZY PARAMETERS  POINT SOURCES  MANAGEMENT  UNCERTAINTY  SYSTEM  RESTORATION  CHINA  LAND   Risk management for sulfur dioxide abatement under multiple uncertainties 期刊论文 FRONTIERS OF EARTH SCIENCE, 2016 Dai, C.; Sun, W.; Tan, Q.; Liu, Y.; Lu, W. T.; Guo, H. C. 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 risk management  conditional value-at-risk  interval optimization  two-stage programming  uncertainty  air quality management  AIR-QUALITY MANAGEMENT  STOCHASTIC-PROGRAMMING MODEL  CHANGE IMPACT ANALYSIS  PORTFOLIO OPTIMIZATION  INTEGRATED APPROACH  CONSTRAINTS  STRATEGIES  ALGORITHM  POLLUTION  CVAR   An efficiency and convergence analysis of multi-fidelity optimization with ordinal transformation and optimal sampling 会议论文 Qiu, Yunzhe; Song, Jie 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 An Efficiency and Convergence Analysis of Multi-fidelity Optimization with Ordinal Transformation and Optimal Sampling 会议论文 Qiu, Yunzhe; Song, Jie 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Multi-fidelity models  simulation optimization  ordinal transformation  optimal budget allocation  convergence analysis  DISCRETE STOCHASTIC OPTIMIZATION  ALGORITHM