Information-theoretic foundations of mismatched decoding

J Scarlett, AG i Fàbregas… - … and Trends® in …, 2020 - nowpublishers.com
Shannon's channel coding theorem characterizes the maximal rate of information that can
be reliably transmitted over a communication channel when optimal encoding and decoding …

Finite blocklength lossy source coding for discrete memoryless sources

L Zhou, M Motani - Foundations and Trends® in …, 2023 - nowpublishers.com
Shannon propounded a theoretical framework (collectively called information theory) that
uses mathematical tools to understand, model and analyze modern mobile wireless …

Indirect lossy source coding with observed source reconstruction: Nonasymptotic bounds and second-order asymptotics

H Yang, Y Shi, S Shao, X Yuan - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper considers the joint compression of a pair of correlated sources, where the
encoder is allowed to access only one of the sources. The objective is to recover both …

Achievable refined asymptotics for successive refinement using Gaussian codebooks

L Bai, Z Wu, L Zhou - IEEE Transactions on Information Theory, 2023 - ieeexplore.ieee.org
We study the mismatched successive refinement problem where one uses Gaussian
codebooks to compress an arbitrary memoryless source with successive minimum …

Gaussian approximation of quantization error for estimation from compressed data

A Kipnis, G Reeves - IEEE Transactions on Information Theory, 2021 - ieeexplore.ieee.org
We consider the distributional connection between the lossy compressed representation of a
high-dimensional signal X using a random spherical code and the observation of X under an …

Single letter formulas for quantized compressed sensing with Gaussian codebooks

A Kipnis, G Reeves, YC Eldar - 2018 IEEE international …, 2018 - ieeexplore.ieee.org
Theoretical and experimental results have shown that compressed sensing with
quantization can perform well if the signal is very sparse, the noise is very low, and the …

Second-order Asymptotics for Asymmetric Broadcast Channel with non-Gaussian Noise

Z Wu, L Zhou, J Xu, L Bai - 2024 IEEE/CIC International …, 2024 - ieeexplore.ieee.org
We study the two-user asymmetric broadcast channel with additive non-Gaussian noise and
derive a second-order achievability rate region when separate error probabilities constraints …

Exponential strong converse for content identification with lossy recovery

L Zhou, VYF Tan, L Yu, M Motani - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
We revisit the high-dimensional content identification with lossy recovery problem (Tuncel
and Gündüz, 2014) and establish an exponential strong converse theorem. As a corollary of …

The dispersion of mismatched joint source-channel coding for arbitrary sources and additive channels

L Zhou, VYF Tan, M Motani - IEEE Transactions on Information …, 2018 - ieeexplore.ieee.org
We consider a joint source channel coding (JSCC) problem in which we desire to transmit
an arbitrary memoryless source over an arbitrary additive channel. We propose a …

Joint Data and Semantics Lossy Compression: Nonasymptotic and Second-Order Achievability Bounds

H Yang, Y Shi, S Shao, X Yuan - arxiv preprint arxiv:2401.14962, 2024 - arxiv.org
This paper studies a joint data and semantics lossy compression problem in the finite
blocklength regime, where the data and semantic sources are correlated, and only the data …