Hwa-Lung's Homepage

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H-L Yu

余化龍教授

台灣大學生物環境系統工程學系
台北市羅斯福路四段一號

電話: (02)3366-3454

傳真: (02)2363-5854

Email: hlyu@ntu.edu.tw

時空環境模式研究室(STEMLAB)

對STEMLAB有興趣之研究生以及大學專題生，歡迎您的加入，有興趣者歡迎直接與老師聯絡

學歷

美國北卡羅萊納州大學教堂山分校博士

經歷

美國聖地牙哥大學博士後研究
美國北卡羅萊納大學教堂山分校博士後研究
專技高考水利技師

榮譽與獎項

2011年國立台灣大學傑出研究學者。
2011年風險分析協會研討會論文發表獎助。
2011年國際颱風與洪水研討會最佳海報獎(指導教授)。
2011年台灣風險分析學會研討會最佳海報獎(指導教授)。
2011年國立台灣大學傑出期刊論文獎。
2011-2012年Marquis Who's Who in Medicine and Healthcare
2010年國科會指導大學專題生研究創作獎。
2010年國際暴露科學協會與國際環境流行病學協會合辦研討會學生論文發表獎助(指導教授)。
2010年國立台灣大學傑出期刊論文獎。
2010年國立台灣大學生物資源與農業學院輔助傑出青年學者獎。
2009年國立台灣大學傑出期刊論文獎。

研究興趣

災害風險評估
健康與生態風險分析
環境生態動態時空分析
地理資訊系統
序率分析及時空地理統計
氣候與環境變遷對水文環境之影響

軟體開發

SEKS-GUI: 時空資訊整合模式
StBME: Quantum GIS上時空資料分析工具

學術服務

期刊編輯

Stochastic Environmental Research & Risk Assessment (SCI, 2011-Present)

論文審查

Environmental Science & Technology (SCI)
Water Resources Research (SCI)
Advances in Water Resources (SCI)
Journal of Exposure Science & Environmental Epidemiology (SCI)
Transport in porous media (SCI)
Stochastic Environmental Research & Risk Assessment (SCI)
Atmospheric Environment (SCI)
Journal of Epidemiology and Community Health (SCI)
Environmental Research (SCI)

學術會議舉辦

Session of statistics and air pollution, the Eighth ICSA International Conference: Frontiers of Interdisciplinary and Methodological Statistical Research, Guangzhou, China, Dec 19-22, 2010.

著作

專書

1. Christakos, G., R. A. Olea, M. L. Serre, H-L Yu, and L. Wang, 2005. Interdisciplinary Public Health Reasoning and Epidemic Modeling: The Case of Black Death. Springer-Verlag, New York, NY.

學術論文

2011後之資訊糗參考英文版網頁

2011

1. Yu, H-L and G. Christakos, 2011. “A Synthetic Method of Spatiotemporal Heterogeneity Characterization”. IEEE-Remote sensing and Geosciences. 49(1), 366-376. (Impact factor: 2.485; Rank 2^nd/23 in Remote Sensing in 2011)

2. Yu, H-L, S-J Yang, H-J Yeh, and G. Christakos, 2011. “A Spatiotemporal climate-based model of early dengue fever warning in southern Taiwan”, Stochastic Environmental Research & Risk Assessment. 25(4), 485-494. (Impact factor:1.777; Rank 14^nd/115 in Civil Engineering in 2011)

3. Jose Angulo, Hwa-Lung Yu*, Andreas Langousis, Ana Esther Madrid, and George Christakos. 2011. “Mathematical modeling of space-time disease distribution under conditions of uncertainty”. International Journal of Geographical Information Sciences. (Accepted).

4. Kuo Y-M, S-W Wang, C-S Jang, Naichia Yeh, and H-L Yu*. 2011. “Identifying the Factors Influencing PM2.5 In Southern Taiwan Using Dynamic Factor Analysis”. Atmospheric Environment. In press (Impact factor: 3.226; Rank 24^nd/193 in Environmental Sciences in 2011)

5. Liu, W-C, H-L Yu and C-E Chang, 2011. “Assessment of Water Quality in a Subtropical Alpine Lake Using Multivariate Statistical Techniques and Geostatistical Mapping: A Case Study”. International Journal of Environmental Research and Public Health. 8(4), 1126-1140. (SCI)

6. Yu H-L, C-H Wang, M-C Liu, and Y-M Kuo, 2011. “Estimation of Fine Particulate Matter in Taipei Using Landuse Regression and Bayesian Maximum Entropy Methods”. International Journal of Environmental Research and Public Health. 8(6), 2153-2169. (SCI)

7. George Christakos, Jose M. Angulo, and H-L Yu, 2011. Constructing space-time pdfs in geosciences. Boletín Geológico y Minero. Accepted.

8. Kuo Y-M, H-J Chu , T-Y Pan, H-L Yu, 2011. “Investigating common trends of annual maximum rainfalls during heavy rainfall events in southern Taiwan”. Journal of hydrology. In press. (Impact factor:2.514; Rank 5^nd/115 in Civil Engineering in 2011)

9. Lin, Y.-P., B.-Y. Cheng, H.-J. Chu, T.-K. Chang, and H-L Yu. 2011, Assessing how heavy metal pollution and human activity are related by using logistic regressions and kriging methods. 163 (3-4), 275-282, Geoderma (SCI) (Impact factor:2.178; Rank 5^nd/32 in Soil Science in 2011)

10. H-L Yu, and Chu, H-J *, 2011. “Recharge signal identification based on groundwater level observations”, Environmental Monitoring and Assessment. Accepted. (Impact factor:1.436; Rank 106^nd/193 in Environmental Sciences in 2011)

2010

11. Yu, H-L, and C-H Wang. 2010. “Retrospective prediction of spatiotemporal distribution of PM2.5 in the metropolis area: a case study in Taipei (Taiwan)”. Atmospheric Environment. 44(25), 3053-3065. (Impact factor: 3.226; Rank 24^nd/193 in Environmental Sciences in 2011)

12. Hussain I., J. Pilz, G. Spoeck, and H-L Yu, 2010, “Spatio-Temporal Interpolation of Precipitation during Monsoon Periods in Pakistan”. Advanced in Water Resources. 33(8), 880-886. (Impact factor:2.477; Rank 4^nd/76 in Water Resources in 2011)

13. Lin S-T, Y-C Tan, C-H Chen, and H-L Yu, 2010, “Effective hydrogeological parameter estimation in heterogeneous and anisotropic aquifer”, Journal of Hydrology. 389(1-2), 57-68. (Impact factor:2.514; Rank 5^nd/115 in Civil Engineering in 2011)

14. Yu, H-L, and H-J Chu, 2010. “Understanding Space-time Patterns of Groundwater Systems by Empirical Orthogonal Functions: a case study in the Choshui River Alluvial Fan, Taiwan”, Journal of Hydrology. 381(3-4), 239-247. (Impact factor:2.514; Rank 5^nd/115 in Civil Engineering in 2011)

15. Yu, H-L, C-T Chiang, S-T Lin, C-K Chang, 2010, “Spatiotemporal Analysis and Mapping of Oral Cancer Risk in Changhua County (Taiwan): an application of generalized Bayesian Maximum Entropy method”, Annals of Epidemiology. 20(2), 99-107. (Impact factor:3.238; Rank 21^nd/142 in PUBLIC, ENVIRONMENTAL & OCCUPATIONAL HEALTH in 2011)

2009

16. Yu, H-L, J-C Chen and G. Christakos, 2009. “BME Estimation of Residential Exposure to Ambient PM10 and Ozone at Multiple Time-Scales”. Environmental Health Perspectives. 117(4), 537-544. (SCI) (Impact factor: 6.087; Rank 4^nd/193 in Environmental Sciences in 2011)

17. Bogaert, P, G. Christakos, M. Jerrett, and H-L Yu*, 2009. “Spatiotemporal Modelling of Ozone Distribution in the State of California Atmospheric Environment”, Atmospheric Environment. 43(15), 2471-2480. (SCI) (Impact factor: 3.226; Rank 24^nd/193 in Environmental Sciences in 2011)

2008之前

18. Choi, K-M, H-L Yu*, G. Christakos, and M. L. Wilson, 2008, “Spatiotemporal statistical analysis of influenza mortality risk in the state of California during the period 1997-2001”, Stochastic Environmental Research & Risk Assessment. 22(S1), 15-25. (SCI) (Impact factor:1.777; Rank 14^nd/115 in Civil Engineering in 2011)

19. Yu, H-L, G. Christakos, K. Modis and G. Papantonopoulos, 2007. “Composite solution of a physical equation representing the three-dimensional geothermal field in Nea Kessiani (Greece)”. J. Geophysical Research. 112, B06104, doi:10.1029/2006JB004900. (SCI) (Impact factor: 3.303; Rank 15^nd/167 in GEOSCIENCES, MULTIDISCIPLINARY in 2011)

20. Yu, H-L, A. Kolovos, G. Christakos, J-C Chen, S. Warmerdam and B. Dev, 2007. “Interactive Spatiotemporal Modelling of Health Systems: The SEKS-GUI Framework”, Stochastic Environmental Research & Risk Assessment Special Volume on Medical Geography as a Science of Interdisciplinary Knowledge Synthesis under Conditions of Uncertainty, 21(5), 555-572. (SCI) (Impact factor:1.777; Rank 14^nd/115 in Civil Engineering in 2011)

21. Christakos, G., R. A. Olea, and H-L Yu, 2007. "Recent results on the spatiotemporal modelling and comparative analysis of Black Death and Bubonic Plague epidemics". Public Health. 121, 700-720. (SCI) (Impact factor:1.267; Rank 88^nd/142 in PUBLIC, ENVIRONMENTAL & OCCUPATIONAL HEALTH in 2011)

22. Yu, H-L, and G. Christakos, 2006. “Spatiotemporal modelling and mapping of the Bubonic plague epidemic in India.” International J. of Health Geographics, 5:12. (No. 3 among the 10 most Highly-accessed papers for 2006). (On-line Serials) (SSCI Impact factor:2.341; Rank 19^nd/116 in PUBLIC, ENVIRONMENTAL & OCCUPATIONAL HEALTH in 2011)

23. Yu, H-L and G. Christakos, 2006. “Porous media upscaling in terms of mathematical epistemic cognition.” SIAM-Applied Mathematics, vol. 66 (2), 433-446. (SCI) (Impact factor:1.529; Rank 30nd/236 in MATHEMATICS, APPLIED in 2011)

正在審閱的學術期刊

24. Yu H-L, T-J Chang, C-K Wang, M-M Lu, Y-M Kuo, C-P Tung, 2011. “Analysis of space-time patterns of rainfall events during 1989-2008 in I-lan county (Taiwan)”, Journal of Hydrology. In review.

25. Chien L-C, C-H Yang, and H-L Yu*. 2011. Effects of Asian dust storm on spatiotemporal distribution of children clinic visits of respiratory diseases in Taipei. Environmental Health Perspectives. (In review)

專書章節

1. Yu H-L, Wang C-H, Christakos G., and Wu Y-Z. 2011. "Spatiotemporal Analysis of PM2.5 Exposure in Taipei (Taiwan) by integrating PM10 and TSP observations ". Geospatial Analysis of Environmental Health, McLafferty S. and Maantay J. (eds.), Springer Series on “Geotechnologies and the Environment”, New York, NY.

2. Hwa-Lung Yu, Shang-Chen Ku, Chiang-Hsing Yang, Tsun-Jen Cheng and Likwang Chen (2011). Assessment of Areal Average Air Quality Level over Irregular Areas: a Case Study of PM10 Exposure Estimation in Taipei (Taiwan), Advanced Air Pollution, Farhad Nejadkoorki (Ed.), ISBN: 978-953-307-511-2, InTech

3. Yu H-L, G. Christakos, P. Bogaert, 2010 “Dealing with Spatiotemporal Heterogeneity: The Generalized BME Model”, Advances in Spatial Sciences, Springer.

4. Ta-Chien Chan, Hwa-Lung Yu, Po-Huang Chiang, Chwan-Chuen King. “Bayesian Maximum Entropy Modeling of Spatio-temporal Winter Influenza Epdiemic in Taiwan”. In: Daniel Zeng, Ta-Chien Chan, Chwan-Chuen King, Hsinchun Chen, eds. Intelligence and Security Informatics: Biosurveillance and Biosecurity. New York: Westing Publishing Co.; 2009.

5. Pan T-Y, R-Y Wang, J-S Lai, and H-L Yu, 2008, “Application of Recurrent Neural Networks to Rainfall-runoff Processes”, Recurrent Neural Networks, I-Tech Education and Publishing, Vienna, Austria, 203-228.

6. Modis, K., H-L Yu and G. Christakos, 2007, R. Stewart and G. Papantonopoulos. “Novel tools in geothermal energy research”. In Geothermal Energy Research Frontiers, Columbus, F. (ed.), Nova Science Publishers, Inc., Hauppauge, NY. 3-17.

7. Yu, H-L, G. Christakos and J-C Chen, 2007. “Spatiotemporal air pollution modeling and prediction in epidemiologic research”. In Air Pollution Research Trends, Columbus, F. (ed.), Nova Science Publishers, Inc., Hauppauge, NY. 57-75.

正在研究的主題:

1. Tsung-Yi Pan, Hwa-Lung Yu*, Chun-Jih Liou, Yuan-Chien Lin, “Assessment of flooding impact to dengue fever occurrence in southern Taiwan”. Special Issue on Climate Change and Human Health, International Journal of Environmental Research and Public Health. In preparation.

2. Tsung-Yi Pan, Hwa-Lung Yu, Yong-Jun Lin, Tsang-Jung Chang, Jihn-Sung Lai and Yih-Chi Tan, “Potential Risk Map of Escherichia coli in Typhoon Floods: A Geostatistical Approach Integrating Landuse Information and Flood Simulation in Linbian, Taiwan”, International Journal of Environmental Research and Public Health. In preparation.

3. Hwa-Lung Yu, Yuan-Chien Lin, Yi-Ming Kuo. Investigating temporal variation of ambient pollutants at Hsin-Chuang supersite in Taipei (Taiwan) by dynamic factor analysis. In preparation.

研究計畫

2010-2011 氣候變遷對氣象資料時空分佈影響評估與不確定性分析(I,II) （國科會）-- 主持人
2010 細懸浮微粒空氣品質標準訂定建議及學理分析研究（國科會/環保署）-- 共同主持人
2010 沙塵暴對北縣民眾健康影響之研究 (台北縣政府) = 共同主持人
2010 國家級食品安全評估中心建置計畫　(衛生署) = 共同主持人
2008-2009台北都會區長期暴露於空氣懸浮粒子之時空分佈評估研究（國科會）-- 主持人
2008空氣污染物暴露評估規範先期規劃（環保署）-- 研究人員

研討會及演講

研討會

1. Yu, H-L, 2010. “Retrospective prediction of PM2.5 in Taipei (Taiwan)”, the Eighth ICSA International Conference: Frontiers of Interdisciplinary and Methodological Statistical Research, Guangzhou, China, Dec 19-22, 2010. (Invited talk)

2. Lin, Y-C and H-L Yu, 2010. “Investigating temporal variation of ambient pollutants at Hsin-Chuang supersite in Taipei (Taiwan) by dynamic factor analysis”. 2010 International Society of Exposure Sciences (ISES) Conference, Seoul, Korea, Aug 28-Sep 1, 2010. (Student Travel Award)

3. Wang, C-H and H-L Yu, 2010. “Spatiotemporal estimation of PM2.5 by landuse regression and Bayesian maximum entropy method”. 2010 International Society of Exposure Sciences (ISES) Conference, Seoul, Korea, Aug 28-Sep 1, 2010. (Student Travel Award)

4. Yu, H-L, 2010. “Understanding the space-time patterns of a groundwater system: a case study in Choshui river aquifer (Taiwan)”. Invited Seminar Talk at Eawag in Switzerland. May 10, 2010. (Invited Talk)

5. Yu, H-L, and C-K Wang, 2010. “Statistical downscaling of monthly precipitation in Lanyang catchment (Taiwan)”, 10th International Symposium on Stochastic Hydraulics and the 5th International Conference on Water Resources and Environment Research (joint Water 2010 symposium), Quebec City. July 5-7, 2010.

6. Yu, H-L, and S-J Yang, 2010. “Analysis of spatiotemporal patterns from groundwater observations”, 10th International Symposium on Stochastic Hydraulics and the 5th International Conference on Water Resources and Environment Research (joint Water 2010 symposium), Quebec City. July 5-7, 2010.

7. Yu, H-L, and T-J Chang, 2010. “Application of hierarchical clustering method to classify the space-time rainfall patterns in Lanyang catchment (Taiwan)”, 10th International Symposium on Stochastic Hydraulics and the 5th International Conference on Water Resources and Environment Research (joint Water 2010 symposium), Quebec City. July 5-7, 2010.

8. Yu, H-L, and C-H Wang, “Estimation Of Spatiotemporal Distribution Of Fine Particulate Matter Exposure In Taipei City (Taiwan)”, 2009 International Society of Exposure Sciences (ISES) Conference, Minneapolis, MN, November 1-5, 2009.

9. Yu, H-L, C-H Wang, and Y-Z Wu, “An automatic approach to the mean and covariance estimations of spatiotemporal nonstationary processes”, Proceedings of the StatGIS 2009 Conference, Milos, Greece, June 17-19, 2009.

10. Yu, H-L, C-H Wang, J-C Chen, and G. Christakos, “Accuracy Assessment of Long-Term Exposure Estimation Using Modern Geostatistics”, The 18th Annual Conference of the International Society of Exposure Analysis (joint with International Society of Environmental Epidemiology), Pasadena, California, October 12-16.

11. J-C Chen, GS Cooper, H-L Yu and G. Christakos, “Ambient Air Pollution and Increased Mortality in Lupus”, The 18th Annual Conference of the International Society of Exposure Analysis (joint with International Society of Environmental Epidemiology),, Pasadena, California, October 12-16.

12. Yu, H-L, Choi, K-M, and Christakos, G., 2008, “Climate issues of influenza mortality risks”, European Geophysical Union (EGU) General Assembly, Vienna, Austria, April 13-18.

13. Lin, H.T., Yu, H.-L., Tan, Y.C., and Chen, C.H., “Effective hydrogeological parameter estimation with a novel modified Tabu search algorithm”, European Geophysical Union (EGU) General Assembly, Vienna, Austria, April 13-18, 2008. (Poster)

14. Kolovos, A., and H.-L. Yu, “Knowledge Synthesis-Based Tool Development for Spatiotemporal Analysis”, European Geophysical Union (EGU) General Assembly, Vienna, Austria, April 13-18, 2008.

15. Yu, H-L, J-C Chen, and G. Christakos, 2007. “Integrative spatiotemporal exposure assessment: an example on PM2.5 estimation in North Carolina”, 17^th Annual International Society of Exposure Analysis (ISEA) Conference, Durham, North Carolina, October 14-18.

16. Yu, H-L and G. Christakos, 2007. “Integrated spatiotemporal modelling and mapping of natural systems”, American Assoc. of Geographers (AAG) Annual Meeting, San Francisco, California, April 17-21.

17. Yu, H-L; Christakos, G; Tartakovsky, D; Modis, K; Papantonopoulos, G, 2007. “Composite Stochastic Solution of a 3-D Geothermal Model -- Nea Kessani (Greece)", EGU General Assembly, Vienna, Austria, April 15 – 20. (Poster)

18. Marc L. Serre, S. J. Lee, and H-L Yu, 2002. “Toxicokinetic modeling using space/time mapping of exposure fields with existing health outcome data in a measurement error model.” External Advisory Committee meeting of the Center of Environmental Health and Susceptibility at UNC - Pilot Project Program, September 12. (Poster)

19. Yu, H-L, C-H Chen, and Y-C Tan, 2002. “Applied spectral method on random field generation.” Proceedings of the 13th Hydraulic Engineering Conference, Yunlin, Taiwan. July 31-August 1.

20. Yu, H-L, C-H Chen, and Y-C Tan, 2002. “Applied the random walk method to solute pollutant transport in heterogeneous porous media”. The Ninth International Conference on Computing in Civil and Building Engineering, Taipei, Taiwan. April 3-5.

21. Yu, H-L, C-H Chen, and Y-C Tan, 2001. “Computer simulation of solute transport in heterogeneous porous media”. The Conference of Agricultural Engineering, Taipei, Taiwan. December 16.

22. Yu H-L, C-H Chen, Y-C Tan, 2001. “Applied the random walk Method to predict solute contaminant transport in groundwater”. Proceedings of the 12th Hydraulic Engineering Conference, Taiwan. July 12-13.

23. Lee, C-Y, H-L Yu, and M-D Su, 1997. “Application of GIS network analysis-A case study on campus garbage pickup”. The Conference of Agricultural Engineering, Tainan, Taiwan. December 16-17.

專題演講

1. Yu, H-L, 2006. “Knowledge synthesis methods for spatiotemporal modeling” Invited Talk in Dept. of Geography, National Taiwan University, Taipei, Taiwan. April 6.

2. Yu, H-L, 2005. “Knowledge synthesis methods for stochastic natural systems: the comparison of spatiotemporal characteristics between Black Death and Bubonic Plague.” Invited Talk in Dept. of Bioenvironmental Systems Engineering, National Taiwan University, Taipei, Taiwan. December 6.