Title :
New optimized approach for written character recognition using symlest wavelet
Author :
Munguía, R. ; Toscano, K. ; Sánchez, G. ; Nakano, M.
Author_Institution :
Grad. Sch. ESIME Culhuacan, Nat. Polytech. Inst., Mexico City, Mexico
Abstract :
The technological changes over the time, have allowed today´s society focuses on the acquisition of all types of electronic documents, which is why there is a need to implement new systems to help us in the handwriting characters recognition field, since 70´s years have been made research in this area but there are still problems without a solution, especially in cursive handwriting characters recognition In recent years there have been various schemes aimed at handwritten character recognition for automatic database applications creation in libraries, automatic reading checks, among others. That is why this research proposes an algorithm for cursive character recognition, which is to obtain the characteristic points of each character, which are interpolated using the natural spline function. The handwriting characters recognition process is developed in inverse order using wavelet by its smoothing properties, also compare the performance system using three different classifiers: SVM (support vector machines), GMM (Gaussian mixture model) and ANN (Artificial Neural Network).
Keywords :
Gaussian processes; handwritten character recognition; neural nets; support vector machines; wavelet transforms; Gaussian mixture model; SVM; artificial neural network; automatic database application; automatic reading check; cursive handwriting characters recognition; electronic documents; handwriting characters recognition; libraries; natural spline function; smoothing properties; support vector machines; symlest wavelet; written character recognition; Character recognition; Databases; Feature extraction; Handwriting recognition; Image recognition; Image segmentation; Low pass filters; Support vector machine classification; Support vector machines; Writing;
Conference_Titel :
Circuits and Systems, 2009. MWSCAS '09. 52nd IEEE International Midwest Symposium on
Conference_Location :
Cancun
Print_ISBN :
978-1-4244-4479-3
Electronic_ISBN :
1548-3746
DOI :
10.1109/MWSCAS.2009.5235881