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R & D |
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Overview |
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People |
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Contact with ASR Gooyesh Pardaz experts
2nd floor, No. 1, Teymoori alley, Shahid ghasemi St. Azadi. Av.
Back of Sharif university of Technology (R&D manager)
Tel.-Fax: (98) 21 66003710
Or contact via rd@asr-gooyesh.com
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Babaali Bagher
CONTACT:
b.babaali@asr-gooyesh.com
EDUCATION:
PhD. in Artificial intelligence, 2004-Now
- Sharif University of Technology - Tehran, Iran
- Supervisor : Dr. H. Sameti
M.S. in Artificial intelligence, 2001-2004
- Sharif University of Technology - Tehran, Iran
- Thesis: Incorporating Pruning techniques for improving the performance of an HMM-Based Continuous Speech Recognizer, under supervision of Dr. H. Sameti
B.S. in Computer Engineering, specialization in Hardware, 1996-2001
- Shiraz University - Shiraz, Iran
- Thesis: Design and developing a database for educational services of Shiraz University, under supervision of Professor S.D. Katebi.
High School Diploma in Mathematics and Physics, 1992-1996
FIELDS OF INTEREST
- Statistical Pattern Recognition special in Speech Recognition
- Statistical Signal Processing special in Speech Processing
- Soft-Computing
- Biometric Systems
EXPERIENCE
- Teaching Experience :
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Payame Noor University (2005-Now): As an instructor for Computer Programming (Pascal), Advanced Programming(C), Logic Circuit and computer Architecture Bushehr, Iran.
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Imam Ali University (2003-2004): As an instructor for Computer Programming, Tehran, Iran.
Shiraz University (During B.S. Degree) : As a Teacher 's assistance of official courses : Computer programming, Theory of Language and Automata,
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Sharif University of Technology (During B.S. Degree) : As a Teacher 's assistance of official courses : Speech Processing, Speech Recognition,
- Research Experience :
Sharif Speech Lab (October 2002-Now): As a Researcher, Sharif university of Technology, Tehran, Iran.
- Developing a Persian Speaker-Independent Large Vocabulary Speech Recognition System.
- Search and Pruning methods in the CSR system.
- Grammatical and Statistical Language models is the CSR System.
- Telephony connected digit recognition.
- Command-based speech recognition.
- Voice Activity Detection for Speech Recognition Systems.
- Distant-Talking Speech Recognition using the Microphone Array.
- Confidence Measure and Out of Vocabulary detection in IWR system.
- A HMM-based Keyword Spotting System.
- Telephony Isolated Digit Recognition using SVM.
- Speaker Adaptation using MLLR and MAP methods.
- Model based Robust Speech Recognition using PMC.
- Feature based Robust Speech recognition using CMS and PCA.
- Speaker Normalization using VTLN.
- Speech Enhancement using Spectral Subtraction and Wiener filter.
- Discriminative training using Evolutionary Computing Methods
- HMM Initialization using VQ methods.
- Fast Likelihood Computation Using Gaussian Selection and Bucket Box Intersection(BBI) methods.
- A Auto Attendant System for Sharif University
- Work Experience :
- ASR GooyeshPardaz (August 2003-Now): As a Research Engineer, Tehran, Iran.
- Computer Department of Sharif University(Fall & Winter 2003) : As a Network Administrator, Tehran, Iran
- Hyundai Company (Summer 2001): As a Computer Engineer, Assaluyeh, Bushehr, Iran.
- Computing Center of Shiraz University (Summer 2000): As a Delphi Programmer, Shiraz, Iran.
PUBLICATIONS
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Conference Paper :
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Babaali B., Sameti H., "The Sharif Speaker-Independent Large Vocabulary Speech Recognition System", The 2nd Workshop on Information Technology & Its Disciplines (WITID 2004), Feb. 24-26, 2004, Kish Island, Iran.
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Babaali B., Bagheri M.R, Hosseinzadeh Kh., Bahrani M., sameti H., "A phoneme to word decoder based on lexicon tree for Persian speech recognition", 10th Annual Computer Society of Iran Computer Conference (CSICC), Tehran-Iran, 2005.
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Sameti H., Movasagh H., Babaali B., Bahrani M., Hosseinzadeh K., Fazel Dehkordi A., Abutalebi H. R., Veisi H., Mokri Y., Motazeri N., Nezami Ranjbar M., "Large Vocabulary Persian Speech Recognition System", The 1st workshop on Persian language and computer, Tehran, Iran, May 25-26 2004. (in Persian)
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Bahrani M., Babaali B., "Solving Traveling Salesman Problem by PSO", 5th Conference on Intelligent Systems, October 14-16, 2003, Mashhad, Iran.
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Halavati R., Bagheri Shouraki S., Sameti H., Harati Zadeh S., Babaali B., "A Novel Noise Immune Speech Recognition Approach", 11th IFSA World Congress, Beijing, China, 2005. - BEST STUDENT PAPER
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Babaali B., Bahrani M., "Telephony Isolated Digit Recognition using Support Vector Machine", The 7th Conference of Intelligence Systems, Tehran-Iran, 2005.
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Bahrani M., Babaali B. "Incorporating Phoneme Language model in the Farsi Continuous Speech Recognition", The 7th Conference of Intelligence Systems, Tehran-Iran, 2005.
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Sajedi H., Babaali B., Sameti H., "Incorporating the Genetic algorithm techniques in the training process of a Speech Recognition System", The 14th Iranian Conference in Electrical Engineering (ICEE), Tehran-Iran, 2005. -submitted-
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Technical Report:
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Persian Continuous Speech Recognition Project Report No.1-1, Reported to Ministry of Industrial and Mines Department for High Tech Industrials, Tehran-Iran, November 2003.
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Persian Continuous Speech Recognition Project Report No.1-2, Reported to Ministry of Industrial and Mines Department for High Tech Industrials, Tehran-Iran, April 2004.
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Persian Continuous Speech Recognition Project Report No.2-1, Reported to Ministry of Industrial and Mines Department for High Tech Industrials, Tehran-Iran, October 2005.
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