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» On the analytic wavelet transform
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ICASSP
2009
IEEE
15 years 4 months ago
Energy-efficient graph-based wavelets for distributed coding in Wireless Sensor Networks
This work presents a class of unidirectional lifting-based wavelet transforms for an arbitrary communication graph in a wireless sensor network. These transforms are unidirectiona...
Godwin Shen, Sundeep Pattem, Antonio Ortega
ICDAR
1999
IEEE
15 years 2 months ago
A Study of Representations for Pen based Handwriting Recognition of Tamil Characters
In this paper we study the important issue of choosing representations that are suitable for recognizing pen based handwriting of characters in Tamil, a language of India. Four di...
C. S. Sundaresan, S. Sathiya Keerthi
EUROMICRO
2000
IEEE
15 years 2 months ago
Efficient Image Compression of Medical Images Using the Wavelet Transform and Fuzzy c-means Clustering on Regions of Interest
This paper suggests a novel image compression scheme, using the discrete wavelet transformation (DWT) and the fuzzy c-means clustering technique. The goal is to achieve higher com...
Dimitris A. Karras, S. A. Karkanis, Dimitrios E. M...
JVCIR
2010
177views more  JVCIR 2010»
14 years 8 months ago
Ripplet: A new transform for image processing
Efficient representation of images usually leads to improvements in storage efficiency, computational complexity and performance of image processing algorithms. Efficient represe...
Jun Xu, Lei Yang, Dapeng Wu
ISCAS
1993
IEEE
99views Hardware» more  ISCAS 1993»
15 years 1 months ago
On adaptive wavelet packets
An algorithm is presented for fast implementation of time-varying wavelet packets maintaining perfect reconstruction throughout transitions. It is based on filter banks known as t...
Ricardo L. de Queiroz, K. Raghunath Rao