QQ客服 官方微博 反馈留言

浏览/检索结果: 共4条，第1-4条 帮助 限定条件 专题：兰州理工大学    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 Comparison of air pollution in Shanghai and Lanzhou based on wavelet transform 期刊论文 ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2019, 卷号: 26, 期号: 17, 页码: 16825-16834 作者:  Su, Yana;  Sha, Yongzhong;  Zhai, Guangyu;  Zong, Shengliang;  Jia, Jiehua 收藏  |  浏览/下载：12/0  |  提交时间：2022/03/01 Air pollution index  Wavelet transform  Time series  Change period  Timescale  Shanghai  Lanzhou   Comparison of air pollution in Shanghai and Lanzhou based on wavelet transform 期刊论文 ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2019, 卷号: 26, 期号: 17, 页码: 16825-16834 作者:  Su, Yana;  Sha, Yongzhong;  Zhai, Guangyu;  Zong, Shengliang;  Jia, Jiehua 收藏  |  浏览/下载：5/0  |  提交时间：2019/11/15 Air pollution index  Wavelet transform  Time series  Change period  Timescale  Shanghai  Lanzhou   A rough set based PSO-BPNN model for air pollution forecasting 会议论文 Tianjian, China, August 14, 2009 - August 16, 2009 作者:  Wang, Zhilong;  Gong, Zengtai;  Zhu, Wenjin;  Zhao, Weigang 收藏  |  浏览/下载：16/0  |  提交时间：2020/11/15 Air pollution  Backpropagation  Computation theory  Forecasting  Multilayer neural networks  Neurons  Particle swarm optimization (PSO)  Air pollution forecasting  Attribute reduction  BPNN  Data pre treatments  Forecasting accuracy  Multilayer back propagation  Neural networks structure  Weight parameters   Higher-order multivariate markov chains based on particle swarm optimization algorithm for air pollution forecasting 会议论文 Shenzhen, China, July 18, 2009 - July 19, 2009 作者:  Wang, Zhilong;  Gong, Zengtai;  Zhao, Weigang;  Zhu, Wenjin 收藏  |  浏览/下载：19/0  |  提交时间：2020/11/15 Acid rain  Forecasting  Fuzzy set theory  Markov chains  Particle swarm optimization (PSO)  Probability distributions  Sulfur dioxide  Air pollution forecasting  Atmospheric pollutants  Higher-order  Level characteristic  Maximum probability  Mean standard deviation  Particle swarm optimization algorithm  Scientific community