Dr. Yumao Lu Homepage

		Last Updated on Sept 01, 2007

	Yumao Lu	Research Interests
	Ph. D. (UCLA 2005)	Education
		Working
		Patent
	Research Scientist	Publications
	Yahoo Inc.	Awards
	701 First Ave, 2MC7313	Teaching
	Sunnyvale, CA 94089	Graduate Courses
	Tel. (408)349-2098	Links

Dr. Yumao Lu

Research Interests

Machine Learning, Support Vector Machine, Dynamic Bayesian Networks;

Information Retrieval, Text Mining, Heterogeneous Feature Extraction;

Operations Research, Semi-definite Programming;

Medical Imaging, Image Segmentation.

Education

Ph. D. in Electrical Engineering, Electrical Engineering, University of California, Los Angeles, 2005.

M. Phil. in Industrial Engineering and Engineering Management, Industrial Engineering and Logistics Management, Hong Kong University of Science and Technology, 2001.

B. Eng. in Automatic Control, Control Science and Engineering, Huazhong University of Science and Technology, 1999.

Working Experience

Research Scientist, Yahoo! Inc., Search and Advertising Science, Sunnyvale, California, Dec. 2005-present.

Temporary Technical Staff, Siemens Corporate Research, Department of Intelligent Vision and Reasoning, Princeton, New Jersey, Dec. 2004- Sept. 2005.

U.S. Pending Patents

Yumao Lu, Nawaaz Ahmed, Fuchun Peng and Benoit Dumoulin, Name Verification Using Machine Learning, Yahoo! Inc., 2008

Fuchun Peng, Yumao Lu, Nawaaz Ahmed, and Bin Tan, Multi-Term Search Result with Unsupervised Query Segmentation Method and Apparatus, Yahoo! Inc., 2008

Yumao Lu, Nawaaz Ahmed, Fuchun Peng, and Marco Zagha, Local Query Identification and Normalization for Web Search, Yahoo! Inc., 2007.

Yumao Lu, Nawaaz Ahmed, Fuchun Peng, and Xin Li, Method and Apparatus for Performing Multi-Phase Ranking of Web Search Results by Re-Ranking Results Using Feature and Label Calibration, Yahoo! Inc., 2007.

Fuchun Peng, Nawaaz Ahmed, Yumao Lu, and Marco Zagha, Predictive Stemming for Web Search with Statistical Machine Translation Models, Yahoo! Inc., 2007.

Fuchun Peng, Nawaaz Ahmed, Xin Li, and Yumao Lu, Word Pluralization Handling in Query for Web Search, Yahoo! Inc., 2007.

Xin Li, Nawaaz Ahmed, Fuchun Peng, and Yumao Lu, Query Rewriting with Spell Correction Suggestions, Yahoo! Inc., 2007.

Yumao Lu, Fuchun Peng, Xin Li and Nawaaz Ahmed, Navigational Query Identification Techniques, Yahoo! Inc., 2006.

Lin Hong, Yumao Lu and Hong Shen, Application No. 20060153451, System and Method for Detecting Ground Glass Nodules in Medical Images, Siemens Corporate Research, 2006.

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Publications

Yumao Lu, Vwani Roychowdhury and Lieven Vandenberghe, 2008, "Distributed Parallel Support Vector Machines in Strongly Connected Networks", accepted by IEEE Transactions on Neural Networks, 2008

Yumao Lu, and Vwani Roychowdhury, 2008, "Parallel Randomized Sampling for Support Vector Machine (SVM) and Support Vector Regression (SVR)", Knowledge and Information Systems, vol. 14, no. 2, pp 233-247, 2008

Fuchun Peng, Nawaaz Ahmed, Xin Li, and Yumao Lu, 2007, "Context Sensitive Stemming for Web Search", The 30th Annual International ACM SIGIR Conference on Research & Development on Information Retrieval (SIGIR 2007), Amsterdam, Netherlands, July 2007, (Acceptance rate 17.5%), 2007

Yumao Lu, Fuchun Peng, Xin Li and Nawaaz Ahmed, 2006, "Coupling Feature Selection and Machine Learning Methods for Navigational Query Identification", ACM Fifteenth Conference on Information and Knowledge Management (CIKM 2006), Arlington, VA, November 2006, (Acceptance rate 15%), 2006

Yumao Lu and Vwani Roychowdhury, 2006, "Parallel Randomized Support Vector Machine", Nominated Paper for Best Student Paper Award , The 10th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2006), Singapore, April 2006, (Acceptance rate 19.9%), Lecture Notes in Computer Science, Springer Berlin / Heidelberg, vol. 3918, pp 205-214, 2006

Liming Liu and Yumao Lu, 2004, "Dynamic Traffic Control for Web-Server Networks", Computer Networks, Vol. 45, No. 4, pp. 532-536.

Yumao Lu, 1999, "Seven Often Used Techniques in Rebutment", Speech and Eloquence (in Chinese), ISBN 1006-4699, pp. 28-30, April, 1999.

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Awards and Nomination

Nominated Paper for Best Student Paper Award, (5 out of 501 papers), The 10th Pacific-Asia Conference on Knowledge Discovery and Data Mining, Singapore, 2006.

National First Prize, National Instrument Society of China, China, 1998.

National Champion, First National University TV Debate Championship, Beijing, China, 1997.

Teaching

Teaching Fellow: EE 131A, Spring 2003, Fall 2003, Spring 2004	Probability
TA: IEEM 230, Spring 2000	Industrial Data System
TA: IEEM 110, Fall 2000	Computing in Industrial Applications

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Graduate Course Work

Statistical Machine Learning

CS 276A	Pattern Analysis and Machine Intelligence
STATS M231	Pattern Recognition and Machine Learning
STATS 216	High Dimensinal Data Analysis

Operations Research (Optimization)

EE 236A	Linear Programming
EE 236B	Nonlinear Programming
EE 236C	Optimization in Large Scale System
EE 232E	Graphs and Networks Flow
IEEM 525	Stochastic Models in Operations Research
IEEE 610G	Dynamic Programming
ELEC 530	Stochastic Process
IEEM 610J	Survey of Stochatic Techniques

Signal Processing

EE 211A	Digital Image Processing I
EE 211B	Digital Image Processing II
EE M214A	Digital Speech Processing

Communications

EE 232A	Stochastic Telecommunication System
EE 232B	Telecommunication Switching and Queueing System
EE 232E	Graphs and Networks Flow

Data System

IEEM 511A	Information System Design
CS 240A	Data and Knowledge Base