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ISVLSI
2002
IEEE
155views VLSI» more  ISVLSI 2002»
12 years 2 months ago
A High Speed Shift-Invariant Wavelet Transform Chip for Video Compression
Wavelet-based video compression can provide improved codec and bit rates. The shift-variance problem of the discrete wavelet transform on image sequences, however, may cause large...
Henry Y. H. Chuang, David P. Birch, Li-Chang Liu, ...
ISCAS
2002
IEEE
190views Hardware» more  ISCAS 2002»
12 years 2 months ago
A high performance JPEG2000 architecture
—JPEG2000 is an upcoming compression standard for still images that has a feature set well tuned for diverse data dissemination. These features are possible due to adaptation of ...
Kishore Andra, Chaitali Chakrabarti, Tinku Acharya
ISCAS
2003
IEEE
93views Hardware» more  ISCAS 2003»
12 years 2 months ago
A rescheduling and fast pipeline VLSI architecture for lifting-based discrete wavelet transform
In this paper, we propose a fast pipeline VLSI architecture for 1D lifting-based discrete wavelet transform (DWT). This design method merges the filtering steps called the predict...
Bing-Fei Wu, Chung-Fu Lin
ICMCS
2006
IEEE
178views Multimedia» more  ICMCS 2006»
12 years 3 months ago
Spatially Adaptive Wavelet Thresholding for Image Watermarking
In this paper, we introduce a new robust image watermarking technique based on the Discrete Wavelet Transform (DWT). The proposed method extends the concept of image denoising to ...
Mahmood Al-khassaweneh, Selin Aviyente
ICMCS
2006
IEEE
127views Multimedia» more  ICMCS 2006»
12 years 3 months ago
Wavelet-Fuzzy-Stochastic Kalman Filtering for Image Compression
This paper presents a novel fuzzy stochastic Kalman filter for compression of digital images. In particular, it is shown that the state evolution of the synthesis coefficients of ...
Nastooh Avessta
ICDE
2006
IEEE
114views Database» more  ICDE 2006»
12 years 3 months ago
HiWaRPP - Hierarchical Wavelet-based Retrieval on Peer-to-Peer Network
This paper introduces the use of wavelets for information retrieval in a peer-to-peer environment. In order to achieve our purposes, we use a new combination between broadcasting ...
Mihai Lupu, Bei Yu
CCECE
2006
IEEE
12 years 3 months ago
Reconfigurable Implementation of Wavelet Transform on an Fpga-Augmented NIOS Processor
The wavelet transform is a very popular tool in engineering for signal analysis. With respect to image compression, the new JPEG 2000 image standard incorporates wavelet transform...
Eugene Hyun, Mihai Sima, Michael McGuire
GECCO
2007
Springer
168views Optimization» more  GECCO 2007»
12 years 3 months ago
Evolved transforms surpass the FBI wavelet for improved fingerprint compression and reconstruction
This paper describes the evolution of new wavelet and scaling numbers for optimized transforms that consistently outperform the 9/7 discrete wavelet transform (DWT) for fingerprin...
Brendan J. Babb
ISCAS
2007
IEEE
181views Hardware» more  ISCAS 2007»
12 years 3 months ago
Image Compression using 2D Dual-tree Discrete Wavelet Transform (DDWT)
—In this paper, we investigate image compression using 2D Dual-tree Discrete Wavelet Transform (DDWT), which is an overcomplete transform with direction-selective basis functions...
Jing-Yu Yang, Wenli Xu, Qionghai Dai, Yao Wang
ISCAS
2007
IEEE
106views Hardware» more  ISCAS 2007»
12 years 3 months ago
Area-Power Efficient Lifting-Based DWT Hardware for Implantable Neuroprosthetics
— Discrete wavelet transform (DWT) has been shown to provide exceptionally efficient data compression for neural records. This paper describes an area-power minimized hardware im...
Awais M. Kamboh, Matthew Raetz, Andrew Mason, Kari...
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