Signal denoising on graphs via graph filtering

S Chen, A Sandryhaila, JMF Moura… - 2014 ieee global …, 2014 - ieeexplore.ieee.org
Signal recovery from noisy measurements is an important task that arises in many areas of
signal processing. In this paper, we consider this problem for signals represented with …

Life beyond bases: The advent of frames (Part I)

J Kovacevic, A Chebira - IEEE Signal Processing Magazine, 2007 - ieeexplore.ieee.org
Coming to the end of Part 1, we hope you have a different picture of a frame in your mind
from a" picture frame." While necessarily colored by our personal bias, we intended this …

An introduction to frames

J Kovačević, A Chebira - Foundations and Trends® in Signal …, 2008 - nowpublishers.com
This survey gives an introduction to redundant signal representations called frames. These
representations have recently emerged as yet another powerful tool in the signal processing …

Life beyond bases: The advent of frames (Part II)

J Kovacevic, A Chebira - IEEE Signal Processing Magazine, 2007 - ieeexplore.ieee.org
While the first part of this article presented most of the basic theoretical developments of
frames, this part is more user friendly. It covers a large number of known frame families …

Weighted adaptive lifting-based wavelet transform for image coding

Y Liu, KN Ngan - IEEE Transactions on Image Processing, 2008 - ieeexplore.ieee.org
In this paper, a new weighted adaptive lifting (WAL)-based wavelet transform is presented.
The proposed WAL approach is designed to solve the problems existing in the previous …

Neural Network Assisted Lifting Steps For Improved Fully Scalable Lossy Image Compression in JPEG 2000

X Li, A Naman, D Taubman - arxiv preprint arxiv:2403.01647, 2024 - arxiv.org
This work proposes to augment the lifting steps of the conventional wavelet transform with
additional neural network assisted lifting steps. These additional steps reduce residual …

Testing the Newton law at long distances

S Reynaud, MT Jaekel - International Journal of Modern Physics A, 2005 - World Scientific
Experimental tests of Newton law put stringent constraints on potential deviations from
standard theory with ranges from the millimeter to the size of planetary orbits. Windows …

Curved wavelet transform for image coding

D Wang, L Zhang, A Vincent… - IEEE Transactions on …, 2006 - ieeexplore.ieee.org
The conventional two-dimensional wavelet transform used in existing image coders is
usually performed through one-dimensional (1-D) filtering in the vertical and horizontal …

QP adaptive coefficients scanning and application

TH Nguyen, Y Yagasaki, A Tabatabai - US Patent 8,929,440, 2015 - Google Patents
Entropy encoding is performed in the inventive apparatus and method in response to the
scanning of transform coefficients following an initial scanning pattern selected on the basis …

Combined deblocking and denoising filter

JW Schoenblum - US Patent 8,285,068, 2012 - Google Patents
An apparatus, a computer readable medium to instruct a process to implement a method,
and a method of reducing blocking artifacts and/or noise in an image that has been …