Babak Nasersharif

 

Senior Researcher in ASPL and Asistant Professor of Guilan University

Postal Address:
Computer Engineering Department,
Iran University of Science and Technology
University Road, Hengam Street
Resalat Square, Tehran, Iran
Zip Code: 16846-13114

Electronically
Tel: +98 21 - 7456783
Fax: +98 21 - 7491128


 

Education

  • PhD Degree in Artificial intelligence
    April 2007, Iran University of Science and Technology, Computer Engineering Department
  • M.S Degree in Artificial intelligence
    February 2001, Iran University of Science and Technology, Computer Engineering Department
  • B.Sc Degree in hardware engineering
    September 1997,Amirkabir University of Technology , Computer Engineering Department

 

Selected Publications

2011

  • Optimized discriminative transformations for speech features based on minimum classification error
    Behzad Zamani,Ahmad Akbari, Babak Nasersharif, Azarakhsh Jalalvand
    Pattern Recognition Letters, Vol. 32, pp. 948–955, 2011.

2010

  • Discriminative Transformation for Speech Features Based on Genetic
    Behzad Zamani,Ahmad Akbari, Babak Nasersharif, Azarakhsh Jalalvand
    IEICE Electronics Express (ISI Journal), Vol. 7, No. 4, pp.247-253, 2010.
  • Robust speech recognition using compression of Mel sub-band energies and temporal filtering
    Naghmeh Moradi,Bababk Nasersharif,Ahmad Akbari,IST 2010.
  • Vowel Recognition by Using Kernel Minimum Classification Error (KMCE) (in farsi)
    Behzad Zamani,Ahmad Akbari, Babak Nasersharif
    18th Iranian Conference on Electrical Engineering (ICEE 2010), Iran
  • Performance evaluation for an HMM-based keyword spotter and a large-margin based one in noisy environments
    Shima Tabibian, Akram Shokri, Ahmad Akbari, Babak Nasersharif
    Procedia Computer Science, Volume 3, 2011, Pages 1018-1022(WCIT 2010)

2009

  • A new wavelet thresholding method for speech enhancement based on symmetric Kullback-Leibler divergence
  • Shima Tabibian, Ahmad Akbari,Babak Nasersharif,14’ th international CSI conference, pp. 495-500, October 2009.
  • Robust speech recognition using evolutionary class-dependent LDA
  • Hossein Moeinzadeh, M-Mehdi Mohammadi, Ahmad Akbari, Babak Nasersharif
    • GECCO, pp. 2109-2114, July 2009.
  • Evolutionary-class independent LDA as a pre-process for improving classification
  • Hossein Moeinzadeh, M-Mehdi Mohammadi, Ahmad Akbari, Babak Nasersharif , GECCO, pp. 1909-1910, July 2009.
  • Improving classification accuracy using evolutionary fuzzy transformation
  • Hossein Moeinzadeh, Babak Nasersharif , Abdolazim Rezaee, GECCO, pp. 2103-2108, July 2009.

2008

  • طرح دو فيلتر جديد براي بهبود کيفيت گفتار مبتني بر توزيع احتمال پسين براي ضرايب موجک
    بهزاد زماني دهکردي، احمد اکبري، بابک ناصرشريف
    مجله علمي پژوهشي انجمن كامپيوتر ايران
  • Class Dependent LDA Optimization using Genetic Algorithm for Robust MFCC Extraction
    Houman Abbasian , Babak Nasersharif, Ahmad Akbari
    3th International Symposium on Communications, Control and Signal Processing (ISCCSP), 2008.
  • Combinational Methods for Improvement of Packet-Loss Recovery in Distributed Speech Recognition
    Mehdi Mohammadi, Babak NaserSharif, Ahmad Akbari
    3th International Symposium on Communications, Control and Signal Processing (ISCCSP), 2008.

2007

  • SNR-Dependent Compression Of Enhanced Mel Sub-Band Energies For Compensation Of Noise Effects On MFCC Features
    Babak NaserSharif, Ahmad Akbari
    Pattern Recognition Letters, Special Issue on Advances in Pattern Recognition for Speech and Audio Processing, Vol. 28, Iss. 11, pp. 1320-1326, August 2007.
  • Mel Sub-Band Filtering And Compression For Robust Speech Recognition
    Babak Nasersharif, Ahmad Akbari, Mohammad Mehdi Homayounpour
    InterSpeech Conference, pp. 1102-1105,September 2007.
  • Class-Dependent PCA Optimization Using Genetic Programming for Robust MFCC Extraction
    Houman Abbasian , Babak Nasersharif, Ahmad Akbari
    3th Conference on Information and Knowledge technology (IKT),September 2007

2006

  • Sub-Band Weighted Projection Measure For Sub-Band Speech Recognition In Noise
    Babak NaserSharif, Ahmad Akbari
    IEE Electronics letters, Vol. 42, No. 14, pp. 829-831, 6 th July 2006.
  • A Framework for Robust MFCC Feature Extraction Using SNR-Dependent Compression of Enhanced Mel Filter Bank Energies
    Babak NaserSharif, Ahmad Akbari
    9th International Conference on Spoken Language Processing (ICSLP), pp. 33-36, September 2006.
  • Spectral Peaks Enhancement For Extracting Robust Speech Features
    Babak Nasersharif, Ahmad Akbari, Mohammad Mehdi Homayounpour
    Proceeding of 14th European Signal Processing Conferences (EUSIPCO), 2006.
  • Application of HMM adaptation and robust features to sub-band speech recognition in noise
    Babak Nasersharif, Ahmad Akbari, Mohammad Mehdi Homayounpour
    11th international CSI computer conference, Vol. 2, pp.215-219, Tehran, Iran, January 2006

2005

  • Sub-band weighted projection measure for robust sub-band speech recognition
    Babak Nasersharif, Ahmad Akbari
    EUROSPEECH Conference, pp. 945-948, Lisbon, 2005.
  • Improved HMM entropy for robust sub-band speech recognition
    Babak Nasersharif, Ahmad Akbari
    13th European Signal Processing Conferences (EUSIPCO), Antalya, Turkey, 2005.

2004

  • Application Of Wavelet Transform And Wavelet Thresholding In Robust Sub-Band Speech Recognition
    Babak Nasersharif, Ahmad Akbari
    12th European Signal Processing Conferences (EUSIPCO), pp 345-348, Vienna, Austria, 2004.

2003

  • Robust Speech Recognition Based On Mapping Noisy Features To Clean Features
    Babak Nasersharif, Mohsen Rahmani, Ahmad Akbari
    CSI Journal On Computer Science And Engineering, Vol. 1, No. 4, pp.31-38,Winter 2003.