Yi-Leh Wu 吳怡樂 　 Assistant Professor Department of Computer Science and Information Engineering National Taiwan University of Science and Technology

Address: #43, Sec. 4, Keelung Rd., Taipei, 106, Taiwan
Office: RB 503-1 (campus map)
Tel: +886-2-2730-1221
Fax: +886-2-2730-1081
Email: ywu_at_csie.ntust.edu.tw
　

EDUCATION

• PhD, Computer Science, University of California, Santa Barbara, USA.
• MSCE, Electrical Engineering, University of Southern California, USA.
• BS, Information and Computer Engineering, Chung-Yuan Christian University, Taiwan.

EXPERIENCE

• Assistant Professor, Department of Computer Science and Information Engineering, NTUST, Taiwan, Feb 2005-.
• Engineering Manager, VIMA Technologies, Inc., Santa Barbara, CA, 2001-2005.
• Intern, C & C Research Laboratories, NEC USA, Inc., San Jose, CA, Apr - Sep 1998.
• Project Manager, Technology Research Division, Institute for Information Industry, Taiwan, 1992-1996.
• Research Assistant, Institute of Information Science, Academia Sinica, Taiwan, 1991-1992.
• Teaching Assistant, Department of Business Administration, Chung-Yuan Christian University, Taiwan, 1988-1989.

PUBLICATIONS

1. “應用於互動遊戲手勢追蹤與辨識之研究,” 趙士賓,唐政元,吳怡樂,何瑁鎧,黃建旻, 2009 National Computer Symposium (NCS 2009), Taipei, Taiwan, 2009. (nominated for Best Student Paper Award) (in Chinese)

2. “自動測量柯布角,” 賴伯亮,吳怡樂,唐政元,何瑁鎧,王文宏,洪偉智,李浚瑋, 2009 National Computer Symposium (NCS 2009), Taipei, Taiwan, 2009. (in Chinese)  

3. “基於圖片分類之不當串流影片過濾,” 吳怡樂,唐政元,何瑁鎧,葉星宏, 2009 National Computer Symposium (NCS 2009), Taipei, Taiwan, 2009. (in Chinese)

4.  “Personal Photo Organizer based on Automated Annotation Framework,” K.-E. Tsay, Y.-L. Wu, M.-K. Hor, and C.-Y. Tang, Proceedings of Fifth International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIHMSP-2009), Kyoto, Japan, 2009. (NSC97-2745-P-001-001 (the iCAST project) and NSC97-2221-E-011-090) (EI)

5.  “Real-Time Hand Detection and Tracking against Complex Background,” G.-Z. Mao, Y.-L. Wu, M.-K. Hor, and C.-Y. Tang, Proceedings of Fifth International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIHMSP-2009), Kyoto, Japan, 2009. (NSC97-2745-P-001-001 (the iCAST project) and NSC97-2221-E-011-090) (EI)

6. “Using Homography for Generating Dense Stereo Correspondences from Uuncalibrated Images,” C.-Y. Tang, Y.-L. Wu, M.-K. Hor, W.-C. Chen, Y.-Y. Chen, and K.-H. Chan, Proceedings of 22th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2009), Nantou, Taiwan, Aug. 2009.

7. “Using Epipolar Transfer to Refine 3D Rough Models from Multi-View Images,” M.-K. Hor, C.-Y. Tang, Y.-L. Wu, W.-C. Chen, K.-H. Chan, K.-S. Wu, and F.-J. Hsiao, Proceedings of 22th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2009), Nantou, Taiwan, Aug. 2009.

8. “Statistical Color Space Partitioning for Image Annotation,” Y.-M. Yeh, Y.-L. Wu, C.-Y. Tang, and M.-K. Hor, Proceedings of 22th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2009), Nantou, Taiwan, Aug. 2009.

9.  “不當串流影片過濾之研究,” 吳怡樂,唐政元,何瑁鎧,葉星宏,林伯緯, 2009數位科技與創新管理國際研討會,Taipei, Taiwan, 2009.(in Chinese)

10. “Refinement of 3D Models Reconstructed from Visual Hull,” M.-K. Hor, W.-C. Chen, C.-Y. Tang, Y.-L. Wu, K.-H. Chan, K.-S. Wu, and H.-C. Lin, International Display Manufacturing Conference (IDMC), 3D Systems and Applications (3DSA), and Asia Display (IDMC/3DSA/Asia Display 2009), Taipei, 2009.

11. “Using 3D Patches for Refinement of 3D Reconstruction from Multiple Images,” M.-K. Hor, W.-C. Chen, C.-Y. Tang, Y.-L. Wu, K.-H. Chan, J.-J. Tsai, International Display Manufacturing Conference (IDMC), 3D Systems and Applications (3DSA), and Asia Display (IDMC/3DSA/Asia Display 2009), Taipei, 2009.

12. “Generation of Dense Image Matching Using Epipolar Geometry,” M.-K. Hor, W.-C. Chen, C.-Y. Tang, Y.-L. Wu, K.-H. Chan, J.-Y. Tsai, Y.-Y. Chen, International Display Manufacturing Conference (IDMC), 3D Systems and Applications (3DSA), and Asia Display (IDMC/3DSA/Asia Display 2009), Taipei, 2009.

13. “Anomaly Foreground Detection through Background Learning in Video Surveillance,” C.-Y. Tang, Y.-L. Wu, S.-P. Chao, W.-C. Chen, and P.-L. Chen, First KES International Symposium on Intelligent Decision Technologies IDT'09, LNCS Springer, Himeji, Japan, 2009. (EI)

14. “Development of Algorithm and Software for Automated Scoliotic Curve Measurement,” P.-L. Lai, C.-Y. Tang, Y.-L. Wu, W.-C. Hung, J.-W. Li, International Forum on Medical Imaging in Asia (IFMIA) 2009 (A joint conference with The IEICE Information and Systems Society, Technical Committee on Medical Imaging), Taipei, Taiwan, 2009.

15. “False Alarm Filtering Using SVM and Sliding Window,” Kuo-Kuang Liaw and Yi-Leh Wu, The 3rd Joint Workshop on Information Security (JWIS 2008), Seoul, Korea, July 2008. (NSC96-3114-P-001-002-Y)

16. “Objectionable Video Filtering Using Hierarchical SVM Classifier,” Po-Wei Lin, Yi-Leh Wu, and Cheng-Yuan Tang,  2008 International Computer Symposium (ICS 2008), Taipei, Taiwan, Dec 2008. (NSC97-2745-P-001-001, NSC97-2221-E-011-090)

17. “Robust Fundamental Matrix Estimation Using Coplanar Constraints,” Cheng-Yuan Tang, Hong-Long Chou, Yi-Leh Wu, and Yan-Hung Ding, International Journal of Pattern Recognition and Artificial Intelligence, Vol. 22, No. 4, 2008.

18. “Modified SIFT Descriptor for Image Matching under Interference,” Cheng-Yuan Tang, Yi-Leh Wu, Maw-Kae Hor, and Wen-Hung Wang, 2008 International Conference on Machine Learning and Cybernetics (ICMLC 2008), Kunming, China, July 2008.

19. “Fundamental Matrix Estimation Using Evolutionary Algorithms with Multi-Objective Functions,” Cheng-Yuan Tang, Yi-Leh Wu, and Yueh-Hung Lai, Journal of Information Science and Engineering, Vol. 24, No. 3, 2008. (NSC 95-2221-E-011-059, NSC95-3114-P-001-002-Y02)

20. “Spam Mail Filtering By Embedded Text Detection In Images,” Jr-Chau Yang and Yi-Leh Wu, The 21st IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2008), Yilan, Taiwan, August 2008.

21. “Depth Map from a Single Image Using Superpixel Classification,” Cheng-Yuan Tang, Yi-Leh Wu, Wen-Chao Chen, and Wei-Chih Hung, The 21st IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2008), Yilan, Taiwan, August 2008.

22. “Hand Tracking Using Bayesian Filter and Tree-based Filter in Complex Scenes,” Cheng-Yuan Tang, Yi-Leh Wu, Shih-Pin Chao, and Song-Han Wu, The 21st IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2008), Yilan, Taiwan, August 2008.

23. “Integrating Multiple Visual Trackers for Hand Tracking,” Cheng-Yuan Tang, Yi-Leh Wu, Shih-Pin Chao, and Yu-Chi Chen, The 21st IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2008), Yilan, Taiwan, August 2008.

24. “Face Validation with Facial Model Using Genetic Algorithms,” Cheng-Yuan Tang, Yi-Leh Wu, Hui-Wen Jeng, and Wen-Chao Chen, The Sixth International Conference on Machine Learning and Cybernetics (ICMLC 2007), Hong Kong, August 2007.  (NSC 95-2221-E-011-059, NSC95-3114-P-001-002-Y02) 

25. “針對三維模型重建探討幾何退化之研究,” 唐政元, 吳怡樂, 林宗翰, 丁建邦, 2007 National Computer Symposium (NCS 2007), Taichung, Taiwan, December 2007. (in Chinese) (NSC96-3114-P-001-002-Y)

26. “在複雜背景作基於模版之手追蹤,” 唐政元, 趙士賓 吳怡樂, 陳彥伶, 吳松航, 李翊綸, 2007 National Computer Symposium (NCS 2007), Taichung, Taiwan, December 2007. (in Chinese) (NSC96-3114-P-001-002-Y）

27. “Image Feature Normalization by Statistical Color Space Partitioning,” Yun-Jui Huang and Yi-Leh Wu, The 20th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2007), Miaoli, Taiwan, August 2007.

28. “Efficient Feature Selection Using Genetic Algorithm with Taguchi Method,” Cheng-Yuan Tang, Yi-Leh Wu, Pei-Fen Wu, and Yea-Shuan Huang, The 20th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2007), Miaoli, Taiwan, August 2007.

29. “Noise Resistant Image Matching Using Earth Mover's Distance,” Cheng-Yuan Tang, Yi-Leh Wu, Yea-Shuan Huang, Wen-Hung Wang, and Hsien-Chang Lin, The 20th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2007), Miaoli, Taiwan, August 2007.

30. “Image Inpainting Using Homography and Image Rectification,” Cheng-Yuan Tang, Jun-Mein Wu, Yi-Leh Wu, Chia-Chen Chen, and Hsien-Chang Lin, The 20th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2007), Miaoli, Taiwan, August 2007.

31. “Novel View Synthesis Using Multi-View Images,” Cheng-Yuan Tang, Wen-Chao Chen, Yi-Leh Wu, and Sin-Yi Hon, The 20th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2007), Miaoli, Taiwan, August 2007.

32. “Self-Calibration for Metric 3D Reconstruction Using Homography,” Cheng-Yuan Tang, Yi-Leh Wu, Pei Ching Hu, Hsien-Chang Lin, and Wen-Chao Chen,  The Tenth IAPR Conference on Machine Vision Applications 2007 (MVA 2007), Tokyo, Japan, May 2007. (NSC 95-2221-E-011-059, NSC95-3114-P-001-002-Y02)

33. “Randomized Population with Taguchi Method for Multiobjective Optimization,” Cheng-Yuan Tang, Yi-Leh Wu, Chien-Chin Peng, Chia-Chen Chen, and Hsien-Chang Lin,  2006 International Computer Symposium (ICS 2006), Taipei, Dec 2006. (NSC 95-2221-E-011-059)

34. “Cluster Analysis and Clustering Validity in Image Retrieval,” Cheng-Yuan Tang, Yi-Leh Wu and Yung-Chieh Lee,  2006 IEEE International Conference on Systems, Man and Cybernetics (SMC2006), Taipei, Oct 2006. (NSC 94-2218-E-011-016) (EI)

35. “Fast and Robust Algorithm Using Coplanar Constraints to Estimate Fundamental Matrices,” Cheng-Yuan Tang, Hong-Long Chou, Yi-Leh Wu and Yan-Hung Ding, 2006 IEEE International Conference on Systems, Man and Cybernetics (SMC2006) , Taipei, Oct 2006. (EI)

36. “Metric 3D Reconstruction from Uncalibrated Images,” Cheng-Yuan Tang, Yi-Leh Wu, Pei-Ching Hu, Chia-Chen Chen, and Hsien-Chang Lin,  The 19^th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2006), Taoyuan, Taiwan, ROC, 2006.

37. “Image Inpainting from a Sequence of Images,” Cheng-Yuan Tang, Yi-Leh Wu, Chi-Tsung Liu,Chia-Chen Chen, and Hsien-Chang Lin,  The 19^th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2006), Taoyuan, Taiwan, ROC, 2006.

38.  “Evolutionary Computation for Multiobjective Optimization Using Taguchi Method,” Cheng-Yuan Tang, Yi-Leh Wu, Chien-Chin Peng, Chun-Chan Lin, Chia-Chen Chen, and Hsien-Chang Lin,  The 19^th IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 2006), Taoyuan, Taiwan, ROC, 2006.0

39. “分群與分群演算法效度分析應用在影像檢索,” 唐政元、吳怡樂、李永傑、黃德煥、吳佩芬, 2006數位科技與創新管理國際研討會, 台北, 2006. (in Chinese)

40. “對有遮蔽物的建築物影像作影像修補,” 唐政元、吳怡樂、劉啟宗、陳加珍、林顯昌,  第五屆數位典藏技術研討會,台北, 2006.(in Chinese)

41. “Using Visual Features for Anti-Spam Filtering,” Ching-Tung Wu, Kwang-Ting Cheng, Qiang Zhu, and Yi-Leh Wu, The IEEE International Conference on Image Processing (ICIP 2005), Genova, Italy, Sep 2005.

42. “An Adaptive Skin Model and Its Application to Objectionable Image Filtering,” Qiang Zhu, Ching-Tung Wu, Kwang-Ting Cheng, and Yi-Leh Wu, ACM International Conference on Multimedia (ACM MM 2004), New York, Oct 2004.

43. “Adaptive Learning of an Accurate Skin-Color Model,” Qiang Zhu, Kwang-Ting Cheng, Ching-Tung Wu, and Yi-Leh Wu, The sixth International Conference on Automatic Face and Gesture Recognition (FG 2004), Seoul, Korea, May 2004.

44. “Multimedia Web Services for Content Filtering, Searching, and Digital Rights Management (invited),” Yi-Leh Wu, Cheng-Wei Chang, Wei-Cheng Lai, Kwang-Ting Cheng, and Edward Y. Chang, Fourth IEEE Pacific-Rim Conference On Multimedia (PCM 2003), Singapore, December 2003.

45. “The Anatomy of A Multimodal Information Filter,” Yi-Leh Wu, King-Shy Goh, Beitao Li, Huaxing You, and Edward Y. Chang, ACM International Conference on Knowledge Discovery and Data Mining (KDD 2003), Washington DC, August 2003.

46. “MORF: A Distributed Multimodal Information Filtering System,” Yi-Leh Wu, Edward Y. Chang, Kwang-Ting Cheng, Cheng-Wei Chang, Chen-Cha Hsu, Wei-Cheng Lai, and Ching-Tung Wu, Third IEEE Pacific-Rim Conference on Multimedia (PCM 2002), Taiwan, December 2002.

47. “Query Estimation By Adaptive Sampling,” Yi-Leh Wu, Divyakant Agrawal, and Amr El Abbadi, International Conference on Data Engineering (ICDE 2002), San Jose, California, 2002.

48. “PBIR: A System that Learns Subjective Image Query Concepts,” Edward Y. Chang, Kwang-Ting Cheng, Wei-Cheng Lai, Ching-Tung Wu, Cheng-Wei Chang, and Yi-Leh Wu, ACM International Conference on Multimedia (ACM MM 2001), Ottawa, October 2001.

49. “Query Result Estimation in Databases,” Yi-Leh Wu, Ph.D. Dissertation, University of California at Santa Barbara, August, 2001.

50. “Applying the Golden Rule of Sampling for Query Estimation,” Yi-Leh Wu, Divyakant Agrawal, and Amr El Abbadi, ACM International Conference on Management of Data (SIGMOD 2001), Santa Barbara, CA, May 2001.

51. “A Comparison of DFT and DWT Based Similarity Search in Time-Series Databases,” Yi-Leh Wu, Divyakant Agrawal, and Amr El Abbadi, International Conference on Information and Knowledge Management Conference (CIKM 2000) , Washington DC, November 2000.

52. “Progressive and Approximate Range-Sum Queries over Data Cubes,” Yi-Leh Wu, Divyakant Agrawal, and Amr El Abbadi, International Conference on Information and Knowledge Management Conference (CIKM 2000), Washington DC, November 2000.

53. “PowerBookmarks: An Advanced Web Bookmark Database System and its Information Sharing and Management,” Wen-Syan Li, Yi-Leh Wu, Corey Bufi, Kevin Chang, Divyakant Agrawal, and Yoshinori Hara, Chapter 26 in Information Organization and Databases, K. Tanaka and S. Ghandeharizadeh (eds.), Kluwer Academic Publishers, 2000.

54. “PowerBookmarks: A System for Personalizable Web Information Organization Sharing, and Management,” Wen-Syan Li, Quoc Vu, Edward Y. Chang, Divyakant Agrawal, Kyoji Hirata, Sougata Mukherjea, Yi-Leh Wu, Corey Bufi, Kevin Chen-Chuan Chang, Yoshinori Hara, Reiko Ito, Yutaka Kimura, Kazuyuki Shimazu, and Yukiyoshi Saito, ACM International Conference on Management of Data (SIGMOD 1999), Philadelphia, PA, 1999.

55. “WebDB Hypermedia Database System,” Wen-Syan Li, Yi-Leh Wu, Junho Shim, Kyoji Hirata, Sougata Mukherjea, Divyakant Agrawal, Yoshinori Hara, Reiko Ito, Yutaka Kimura, Kazuyuki Shimazu, and Yukiyoshi Saito, The Institute of Electronics, Information an Communication Engineers (IEICE) Transactions on Information Systems, 82(1), January 1999.

56. “Query Relaxation By Structure for Document Retrieval on the Web,” Wen-Syan Li and Yi-Leh Wu, Advanced Database Symposium, Japan, December 1998.

57. “PowerBookmarks: An Advanced Web Bookmark Database System and its Information Sharing and Management,” Wen-Syan Li, Yi-Leh Wu, Corey Bufi, Kevin Chang, Divyakant Agrawal, and Yoshinori Hara, International Conference of Foundation of Data Organization (FODO 1998), Kobe, Japan, November 1998.

58. “An Integrated System for Data Conversion and Map Management (II),” C.-C. Hsieh, Y.-L Wu and P.-H. Shih, Third International Colloquium of LIESMARS, Wuhan, P. R. China, Oct. 1994.

59. “An Integrated System for Data Conversion and Map Management,” C.-C. Hsieh, Y.-L. Wu, and P.-H. Shih, IPPR Conference on Computer Vision, Graphics and Image Processing (CVGIP 1994), Taiwan, August 1994.
    　

PATENTS

• “Document Retrieval by Information Unit,” US Patent No. 6,847,960, Jan. 25, 2005.

SERVICES
　

• Program Committee member of the 2010 International Conference on Machine Learning and Cybernetics (ICMLC 2010).
• Program Committee member of the Fourth IEEE International Workshop on Multimedia Information Processing and Retrieval (IEEE-MIPR 2009).
• Program Committee member of the 2009 International Conference on Machine Learning and Cybernetics (ICMLC 2009).
• Program Committee member of the 9th International Conference on Hybrid Intelligent Systems (HIS 2009).
• Program Committee member of the Fourth IEEE International Workshop on Multimedia Information Processing and Retrieval (IEEE-MIPR 2008).
• Program Committee member of the Joint 4th International Conference on Soft Computing and Intelligent Systems and 9th International Symposium on advanced Intelligent Systems (SCIS & ISIS 2008).
• Program Committee member of the 2008 International Conference on Machine Learning and Cybernetics (ICMLC 2008).
• Program Committee member of the Third IEEE International Workshop on Multimedia Information Processing and Retrieval (IEEE-MIPR 2007).
• Program Committee member of the 2007 Workshop on Consumer Electronics and Signal Processing (WCEsp2007).
• Program Committee member of the sSxth International Conference on Machine Learning and Cybernetics (ICMLC 2007).
• Program Committee member of the 12th Conference on Artificial Intelligence and Applications (TAAI 2007).
• Secretary General of the Taiwanese Association for Artificial Intelligence (TAAI) (2007- ).
• Program Committee member of the 13th International MultiMedia Modeling Conference (MMM 2007).
• Program Committee member of the Second IEEE International Workshop on Multimedia Information Processing and Retrieval (IEEE-MIPR 2006).
• Program Committee member of the First IEEE International Workshop on Multimedia Information Processing and Retrieval (IEEE-MIPR 2005).
• Program Committee member of the Second ACM International Workshop on Multimedia Databases (MMDB 2004).
• Program Committee member of the First ACM International Workshop on Multimedia Databases (MMDB 2003).
• Reviewer for the International Conference on Very Large Databases (VLDB), the ACM International Conference on Management of Data (SIGMOD), the Symposium on Principles of Database Systems (PODS), the International Conference on Data Engineering (ICDE), the Information Processing Letter, VLDB Journal, the IEEE Transaction on Knowledge and Data Engineering (TKDE) Journal, the Multimedia Systems Journal (MMSJ), the Journal of Information Science and Engineering (JISE), Journal of Advanced Engineering (JAE), IEEE Transactions on Image Processing (ITP), ACM SIGSPATIAL GIS, etc.

TEACHING

• Database Systems (S 2005, S 2006, S 2007, S 2008, S 2009, S 2010)
• Database System Design (S 2005)
• Object-Oriented Programming Design (F 2006, F 2007, F 2008)
• Programming Languages (S 2006, S 2007, S 2008, F2008, F 2009)
• Web and Internet Programming (F 2005)
• Advanced Database Systems (F 2005, F2009)
• Advanced Database Systems (in English) (F 2006, F 2007, S 2009)