Comparing Occam and Wiener filters on broad-band signals

BK Natarajan, K Konstantinides - Proceedings of 1994 28th …, 1994 - ieeexplore.ieee.org
Occam filters are a class of filters for additive random noise, based on the idea that when a
lossy data compression algorithm is applied to a noisy signal with the allowed loss set equal …

Sharper bounds on Occam filters and application to digital video

BK Natarajan - … of IEEE Data Compression Conference (DCC' …, 1994 - ieeexplore.ieee.org
Occam filters are a general technique for filtering random noise via data compression.
Previously it was established that these filters converge in a learning theoretic sense, with …

Algorithm and architecture: for non-linear noise filtering via piecewise linear compression

K Konstantinides, BK Natarajan - Proceedings of ICASSP'94 …, 1994 - ieeexplore.ieee.org
We present a novel non-linear filtering technique for random noise, based on the principle
that random noise is hard to compress. In contrast to spectral filters, the proposed technique …

Filtering random noise via data compression

BK Natarajan - [Proceedings] DCC93: Data Compression …, 1993 - ieeexplore.ieee.org
A general technique is suggested for reducing random noise from signals using data
compression in conjunction with the principle of Occam's Razor. Not only are classical …

Robust convolution using data-compression schemes

SM Phoong, PP Vaidyanathan - Proceedings of 27th Asilomar …, 1993 - ieeexplore.ieee.org
The techniques of differential pulse code modulation (DPCM) and error spectrum shaping
(ESS) have been used in many data compression schemes in the past. We propose a novel …

Filtering random noise from deterministic signals via data compression

BK Natarajan - IEEE transactions on signal processing, 1995 - ieeexplore.ieee.org
We present a novel technique for the design of filters for random noise, leading to a class of
filters called Occam filters. The essence of the technique is that when a lossy data …

A single-parameter adaptive comb filter

NG Chernoguz - … Conference on Acoustics, Speech, and Signal …, 2001 - ieeexplore.ieee.org
The study is concerned with a single-parameter adaptive comb filter (ACF), a multi-notch
filter with periodically located nulls. The filter is suggested to retrieve a waveform modeled …

Occam filters for stochastic sources with application to digital images

B Natarajan, K Konstantinides… - IEEE transactions on …, 1998 - ieeexplore.ieee.org
An Occam filter employs lossy data compression to separate signal from noise. Previously, it
was shown that Occam filters can filter random noise from deterministic signals. Here, we …

An analog interpretation of compression for digital communication systems

JM Lervik, TA Ramstad - Proceedings of ICASSP'94. IEEE …, 1994 - ieeexplore.ieee.org
The combination of a source coder and a digital modulator is in this article viewed as an
analog-to-analog converter with signal compression ability. A reference-channel with …

Efficient approximate adaptive coding

A Turpin, A Moffat - Proceedings DCC'97. Data Compression …, 1997 - ieeexplore.ieee.org
We describe a mechanism for approximate adaptive coding that makes use of deferred
probability update to obtain good throughput rates with no buffering of symbols from the …