Title : 
Feature extraction schemes for ultrasonic signal processing
         
        
        
            Author_Institution : 
Sch. of Bus. (IT), James Cook Univ., Cairns, QLD, Australia
         
        
        
            fDate : 
Nov. 30 2010-Dec. 2 2010
         
        
        
        
            Abstract : 
Signals are a popular mean of representing information, and signal processing is of great importance. Feature extraction plays a critical role in signal processing, and many approaches have been studies. This article critically reviews these signal feature extraction approaches to provide an overview of feature extraction approaches, to critically address important issues, and compare and contract reported techniques.
         
        
            Keywords : 
acoustic signal processing; feature extraction; ultrasonics; feature extraction schemes; information representation; ultrasonic signal processing; Acoustics; Feature extraction; Time domain analysis; Time frequency analysis; Wavelet analysis; Wavelet transforms;
         
        
        
        
            Conference_Titel : 
Computer Sciences and Convergence Information Technology (ICCIT), 2010 5th International Conference on
         
        
            Conference_Location : 
Seoul
         
        
            Print_ISBN : 
978-1-4244-8567-3
         
        
            Electronic_ISBN : 
978-89-88678-30-5
         
        
        
            DOI : 
10.1109/ICCIT.2010.5711085