Pollution assessment of heavy metals based on double-layer BPNN and GIS visualization

Nongye Gongcheng Xuebao/Transactions of the Chinese Society of Agricultural Engineering

Volumn 26, Issue 4, 2010, Pages 162-168

  Wang, Fen ^a,b   Peng, Guozhao ^a   Jiang, Jin'gang ^c   Kong, Weijuan ^d  

^a NATIONAL CLIMATE CENTER   (China)

^b Land Resource Bureau of Wenjiang   (China)

^c CHENGDU UNIVERSITY OF INFORMATION TECHNOLOGY   (China)

^d NANJING UNIVERSITY   (China)

Author keywords

Backpropagation; Double layer; GIS; Heavy metals; Ligusticum chuanxiong Hort.; Neutral network; Pollution assessment

Indexed keywords

DOUBLE LAYERS; DOUBLE-LAYER; LIGUSTICUM CHUANXIONG HORT; NEUTRAL NETWORK; POLLUTION ASSESSMENT;

BACKPROPAGATION; COST REDUCTION; DATA FLOW ANALYSIS; GEOGRAPHIC INFORMATION SYSTEMS; HEAVY METALS; METAL ANALYSIS; METALS; SOILS; VISUALIZATION;

SOIL POLLUTION;

EID: 77953260859     PISSN: 10026819     EISSN: None     Source Type: Journal    
DOI: 10.3969/j.issn.1002-6819.2010.04.027     Document Type: Article

References (19)

1. Yi Haixiong, Lu Yitong. Study on residues of pesticides and heavy metals in Ligusticum wallichii Franch and other seven kinds of traditional Chinese medicine[J]. Research and Practice of Chinese Medicine, 2004, 18(3): 7-9. (in Chinese with English abstract)
2. Sun Lina. The Environment Geochemistry of Gold Mining and Ecological Effects in upper Biliu River[D]. Shen Yang: College of Resources and Civil Engineering, Northeastern University, 2002.
3. Zheng Yuanming, Chen Huang, Chen Tongbin, et al. Spatial distribution patterns of Cr and Ni in soils of Beijing[J]. Quaternary Sciences, 2003, 23(4): 436-445. (in Chinese with English abstract)
4. Zhu Guizhen. Pollution of heavy metals on soils in east south area of Beijing and its remediation[J]. Agro-Environmental Protection, 2001, 20(3): 164-166. (in Chinese with English abstract)
5. Hu Kelin, Zhang Fengrong, Lü Yizhong, et al. Spatial distribution of concentrations of soil heavy metals in Daxing county of Beijing[J]. Acta Scientiae Circumstantiae, 2004, 24(3): 463-468. (in Chinese with English abstract)
6. Li X D, Poon C S, Liu P S. Heavy metal contamination of urban soils and street dusts in Hong Kong[J]. Applied Geochemistry, 2001, 16(11): 1361-1368.
7. Kim J Y, Kim K W, Lee J U, et al. Assessment of As and heavy metal contamination in the vicinity of Duckum Au-Ag mine, Korea[J]. Environmental Geochemistry and Health, 2002, 24(3): 215-227.
8. Krishna A K, Govil P K. Heavy metal contamination of soil around Pale industrial area, Rajasthan, India[J]. Environmental Geology, 2004, 47(1): 38-44.
9. 1995: 1-24.
10. 2002: 1-6.
11. Peng Guozhao, Tian Hong, Fan Xiong, et al. GIS-Based study on the climatic adaptability division of navel orange of Guangan[J]. Meteorological Monthly, 2004, 30(7): 62-55. (in Chinese with English abstract)
12. Chen Cuihua, Ni Shijun, He Binbin, et al. Assessing heavy metals contamination of soils based on the pollution index and GIS methods in Dexing mines of Jiangxi province[J]. Journal of Jilin University: Earth Science Edition, 2008, 38(1): 105-111. (in Chinese with English abstract)
13. Yang Yongjian, Liu Fang, Li Yongzhong, et al. Evaluation and grading on heavy metals of flue-cured tobacco GAP plots in Shizong County of Yunnan[J]. Journal of Yunnan Agricultural University, 2007, 22(3): 381-384. (in Chinese with English abstract)
14. 2003: 258-284.
15. Wang Fen, Peng Guozhao, Jiang Jingang. Study on the spatial variability of heavy metals in the soil of geo-authentic productive area of Ligusticum chuanxiong Hort. based on GIS and BP-Kriging[C]//Lin Liu, Xia Li, Kai Liu, et al. Geoinformation 2008 and Joint Conference on GIS and Built Environment. Guangzhou: SPIE, 2008. 71450W-1-71450W-11.
16. Wang Mingxin, Wu Wenliang, Liu Lina, et al. Spatial analysis of groundwater nitrate concentration in agriculture-dominated regions based on GIS-based BPNN[J]. Transactions of the CSAE, 2006, 22(12): 39-43. (in Chinese with English abstract)
17. Shen Zhangquan, Zhou Bin, Kong Fansheng, et al. Study on spatial variety of soil properties by means of generalized regression neural network[J]. Acta Pedologica Sinica, 2004, 1(3): 471-475. (in Chinese with English abstract)
18. He Yong, Zhang Shujuan, Fang Hui. Interpolation method of field information based on the artificial neural network[J]. Transactions of the CSAE, 2004, 20(3): 120-123. (in Chinese with English abstract)
19. Lei Nengzhong, Wang Xinyuan, Jiang Jingang, et al. Spatial variability of soil nitrogen by BP neural network interpolation[J]. Transactions of the CSAE, 2008, 24(11): 130-134. (in Chinese with English abstract)