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兰州大学机构库

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Combined use of positive matrix factorization and 13C-15N stable isotopes to trace organic matter-bound potential toxic metals in the urban mangrove sediments 期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2023, 卷号: 904
Authors:  Li, Hanyi;  Wu, Jiajia;  Huang, Qian;  Lin, Lujian;  Yuan, Bo;  Wang, Qiang;  Lu, Haoliang;  Liu, Jingchun;  Hong, Hualong;  Yan, Chonglin...Li, Hanyi;  Wu, Jiajia;  Huang, Qian;  Lin, Lujian;  Yuan, Bo;  Wang, Qiang;  Lu, Haoliang;  Liu, Jingchun;  Hong, Hualong;  Yan, Chonglin
Favorite  |    Submit date：2023/11/28
Anthropocene  Trace metals  Positive matrix factorization  Land-Sea coordination  Urbanization  
苦水玫瑰产地土壤重金属污染评价与溯源解析 期刊论文
农业工程学报, 2023, 页码: 1-12
Authors:  李军;  杨云钦;  台喜生;  焦亮;  陈伟;  臧飞;  李开明
Favorite  |    Submit date：2023/11/23
土壤  重金属  物元可拓模型  PMF模型  源解析  
Spatial variations, health risk assessment, and source apportionment of soil heavy metals in the middle Yellow River Basin of northern China 期刊论文
JOURNAL OF GEOCHEMICAL EXPLORATION, 2023, 卷号: 252
Authors:  Liu, Futian;  Wang, Xueqiu;  Dai, S(戴霜);  Zhou, Jian;  Liu, Dongsheng;  Hu, Qinghai;  Wang, Wei;  Xie, Mingjun;  Lu, Yuexin;  Tian, Mi...Liu, Futian;  Wang, Xueqiu;  Dai, S(戴霜);  Zhou, Jian;  Liu, Dongsheng;  Hu, Qinghai;  Wang, Wei;  Xie, Mingjun;  Lu, Yuexin;  Tian, Mi;  Yan, Hao
Favorite  |    Submit date：2023/09/04
Factorization  Heavy metals  Risk assessment  River pollution  Rivers  Soil pollution  Soils  Watersheds  Health risk assessments  Northern China  Pollution assessment  Positive Matrix Factorization  Positive matrix factorization models  Soil heavy metals  Source apportionment  Spatial variations  Study areas  Yellow River basin  
The asymptotic behavior of solutions for stochastic evolution equations with pantograph delay 期刊论文
Stochastics and Dynamics, 2023
Authors:  Liu, Yarong;  Wang, Yejuan;  Caraballo, Tomas
Favorite  |    Submit date：2023/11/28
Pantograph delay  moment general stability  almost sure general stability  nonlinear multiplicative noise  nontrivial equilibrium solution  
Contamination, ecological-health risks, and sources of potentially toxic elements in road-dust sediments and soils of the largest urban riverfront scenic park in China 期刊论文
ENVIRONMENTAL GEOCHEMISTRY AND HEALTH, 2023
Authors:  Li, Jun;  Li, Kai-Ming;  Jiao, Liang;  Zang, Fei;  Li, Xu;  Yang, Yun-Qin;  Mao, Xiao-Xuan;  Tai, Xi-Sheng
Favorite  |    Submit date：2023/11/28
Pollution characteristics  Road-dust sediment  Monte Carlo simulation  Greenspace soil  
中国西北典型石化工业城市挥发性有机物污染特征研究 学位论文
理学博士, 兰州: 兰州大学, 2023
Authors:  杨燕萍
Favorite  |    Submit date：2023/11/15
石化工业城市  Petrochemical industry city  挥发性有机物  Volatile organic compounds  大气移动综合监测  Integrated atmospheric mobile monitoring vehicle  二次有机气溶胶  Secondary organic aerosols  污染来源解析  Analysis of pollution source  
基于网络结构信息矩阵的社团检测算法研究 学位论文
工学硕士, 兰州: 兰州大学, 2023
Authors:  曹宇翔
Favorite  |    Submit date：2023/11/15
社团检测  Community detection  结构信息矩阵  Structure information matrix  节点相似度  Node similarity  复杂网络  Complex network  动态网络  Dynamic network  
基于BiasSVD和集成学习模型的网站评分预测 学位论文
应用统计硕士, 兰州: 兰州大学, 2023
Authors:  俞谢生
Favorite  |    Submit date：2023/11/15
评分预测  rating prediction  稀疏性  sparsity  矩阵分解  matrix factorization  集成学习  ensemble learning  
符号网络社团检测算法研究及应用 学位论文
工程硕士, 兰州: 兰州大学, 2023
Authors:  张益博
Favorite  |    Submit date：2023/11/15
符号网络  signed network  社团检测  community detection  凸非负矩阵分解  convex non-negative matrix factorization  平衡理论  equilibrium theory  图神经网络  graph neural network  社交网络  social network  舆情分析  public opinion analysis  微博  Weibo  
基于重启随机游走的网络表示学习方法研究 学位论文
工学博士, 兰州: 兰州大学, 2023
Authors:  yanan zhang
Favorite  |    Submit date：2023/11/15
网络表示学习  network representation learning  重启随机游走  random walks with restart  注意力机制  attention mechanisms  网络分解  network decomposition  矩阵分块  partitioned matrix