## Research

I do research mostly in the areas of information theory and machine learning where I focus on fundamental limitations of data compression and communication, privacy, and inference.

Publications

Journals

Career Factors Related to Winning Olympic Medals in Swimming

with P. Chaudron, N. Girard, A. Monnier, D.B. Pyne, P. Hellard

to appear in PlosOne, 2024

Feedback Increases the Capacity of Queues with Bounded Support Service Times

with K. R. Sahasranand

to appear in IEEE Trans. on Inform. Th. 2024

Local Decoding in Distributed Compression

with S. Vatedka and V. Chandar

IEEE Journal on Selected Areas in Information Theory, Special Issue on Modern Compression, 2023

Reconfigurable Adaptive Channel Sensing

with M. Mukherjee and C. Jabbour

IEEE Transactions on Green Communications and Networking, 2023

Error-Correction for Sparse Support Recovery Algorithms

with M. Mehrabi

IEEE Trans. Inform. Th., 2022

Capacity-Achieving Input Distribution in Per-Sample Zero-Dispersion Model of Optical Fiber

with J. Fahs and M. Yousefi

IEEE Trans. on Inform. Th., 2021

Local Decoding and Update for Big Data Compression

with S. Vatedka

IEEE Trans. Inform. Th., 2020

Bits Through Queues with Feedback

with L. Aptel

IEEE Trans. on Inform. Th., 2020

Somatic Mutations Render Human Exome and Pathogen DNA more Similar

with E. Ebrahimzadeh, M. Engler, R. Cristescu, and D. Tse

PlosOne, 2019

Second-Order Asymptotics for Communication under Strong Asynchronism

with L. Li

IEEE Trans. on Inform. Th., 2019

Security of Distance Bounding: a Survey

with many colleagues

ACM Computing Surveys, 2018

Sampling Constrained Asynchronous Communication: How to Sleep Efficiently

with V. Chandar

IEEE Trans. on Inform. Th., 2018

Lattice Codes for the Binary Deletion Channel

with L. Sok, Patrick Solé and J.-C. Belfiore

IEEE Trans. on Inform. Th., 2018

Distributed Function Computation Over a Rooted Directed Tree

with M. Sefidgaran

IEEE Trans. on Inform. Th., 2016

Energy and Sampling Constrained Asynchronous Communication

with V. Chandar and G. Caire

IEEE Trans. on Inform. Th., 2014

Asynchronous Communication: Capacity Bounds and Suboptimality of Training

with V. Chandar and G. Wornell

IEEE Trans. on Inform. Th., 2013

Asynchronous Capacity per Unit Cost

with V. Chandar and D.N.C. Tse

IEEE Trans. Inform. Th., 2013.

Estimating a Random Walk First-Passage Time from Noisy or Delayed Observations

with M. Burnashev

IEEE Trans. Inform. Th., 2012

Sequential Estimation of a Gaussian Random Walk First-Passage Time from Correlated Observations

with M. Burnashev

Probl. Inf. Transm., 2012

Tracking a Gaussian Random Walk First-Passage Time Through Noisy Observations

with M. Burnashev

Annals of Applied Probability, 2012

On Bounded Weight Codes

with C. Bachoc, V. Chandar, G. Cohen, and P. Solé

IEEE Trans. Inform. Th., 2011

Communication under Strong Asynchronism

with V. Chandar and G. Wornell

IEEE Trans. Inform. Th., 2009

Tracking Stopping Times Through Noisy Observations

with U. Niesen

IEEE Trans. Inform. Th., 2009

Optimal Sequential Frame Synchronization

with V. Chandar and G. Wornell

IEEE Trans. on Inform. Th., 2008

Secure Broadcasting over Fading Channels

with A. Khisti and G. Wornell

IEEE Trans. Inform. Th., 2008

Variable Length Coding over an Unknown Channel

with E. Telatar

IEEE Trans. on Inform. Th., 2006

On the Use of Training Sequences for Channel Estimation

with E. Telatar

IEEE Trans. on Inform. Th., 2006

On the Universality of Burnashev's Error Exponent

with E. Telatar

IEEE Trans. Inform. Th., 2005

On the Discreteness of Capacity-Achieving Distributions

Aslan Tchamkerten

IEEE Trans. Inform. Th., 2004

Notes

A Note on Bursty MAC, April 2015

## Patents

##

Devices and methods for low-power adaptive channel sensing

US20230030851A1, with C. Jabbour and M. Mukherjee, Institut-Mines Telecom

Method for transient change detection with adaptive sampling, and detector

WO/2016/102999, with V. Chandar, Institut-Mines Telecom and Massachusetts Institute of Technology

##

## Conferences

Data Compression with Private Local Decodability

with S. Vatedka and V. Chandar

ISIT 2023.

Feedback Increases the Capacity of Queues with Finite Support Service Times

with K. R. Sahasranand

ITA 2020 (invited), ISIT 2023.

Locally Decodable Slepian-Wolf Compression

with S. Vatedka and V. Chandar

ISIT 2022.

Error-Correction for Sparse Support Recovery Algorithms

with M. Mehrabi

ISIT 2021.

Locally Decodable and Update Efficient Data Compression

Best poster award

with S. Vatedka and V. Chandar

2021 Stanford Compression Workshop (invited).

Approximating Probability Distributions by ReLU Networks

with M. Mukherjee and M. Yousefi

ITW 2020 (postponed to 2021).

Zero-Error Sum Modulo Two with a Common Observation

with M. Sefidgaran

ITW 2020 (postponed to 2021).

O(loglogn) Worst-Case Local Decoding and Update Efficiency for Data Compression

extended version , Video

with S. Vatedka and V. Chandar

ISIT 2020.

Distribution Generation Power of Neural Networks

with M. Mukherjee and M. Yousefi

ITA 2020 (invited).

Local Decoding and Update of Compressed Data

with S. Vatedka

ITA 2019 (invited), and ISIT 2019.

On the Optimal Input of the Nondispersive Optical Fiber

with J. Fahs and M. Yousefi

ISIT 2019.

Bounds on the approximation power of feedforward neural networks

with M. Mehrabi and M. Yousefi

ICML 2018.

Feedback increases the capacity of queues

with L. Aptel

ISIT 2018.

Infinite dispersion in bursty communication

with L. Li

ISIT 2017.

How to quickly detect a change while sleeping (almost) all the time

with V. Chandar

Asilomar 2016, invited.

Asynchronous Capacity per Unit Cost under a Receiver Sampling Constraint

with V. Chandar

ISIT 2015.

Sequential Detection of Transient CHanges in Stochastic Systems under a Sampling Constraint

with E. Ebrahimzadeh

ISIT 2015.

Quickest Transient Change-Detection: Finding a Needle in a Haystack with a Minimum Number of Observations

with V. Chandar

ITA 2015, invited.

Transient Change-Point Detection And Isolation Under A Sampling Constraint

with V. Chandar and G. Caire

IWAP 2014, invited.

Editing in Manhattan

with L. Sok and Patrick Solé

Mathematical Theory of Networks and Systems (MTNS 2014), invited.

Most Informative Quantization Functions

with V. Chandar

ITA 2014, invited.

Distributed function computation over a tree network

with M. Sefidgaran

ITW 2013, invited.

Lattice-Based Codes for Insertion and Deletion Channels

with L. Sok and Patrick Solé

ISIT 2013.

Energy and sampling constrained asynchronous communication

with V. Chandar and G. Caire

ITA 2013 (invited), and ISIT 2013.

On the capacity of the one-bit deletion and duplication channel

with H. Mirghasemi

Allerton 2012.

Computing a function over a cascade network

with M. Sefidgaran

ITW 2012, invited.

On cooperation in multi-terminal computation and rate-distortion

with M. Sefidgaran

ISIT 2012.

Computing a function of correlated sources: a rate region

with M. Sefidgaran

ISIT 2011.

Estimating a Gaussian random walk first-passage time from noisy or delayed observations

with M. Burnashev

ISIT 2011.

Sequential estimation of a Gaussian random walk first-passage time from noisy or delayed observations slides

with M. Burnashev

IWSM 2011, invited.

Estimating a Wiener process first-passage time from noisy or delayed observations

with M. Burnashev

Asymptotical Statistics of Stochastic Processes VIII (SAPS 2011), invited.

Tracking a random walk first-passage time from noisy or delayed observations

with M. Burnashev

Information Theory and Applications Workshop (ITA 2011), invited.

Tracking threshold crossing times of a Gaussian random walk through correlated observations slides

with M. Burnashev

International Workshop on Applied Probability (IWAP 2010), invited.

Asynchronous capacity per unit cost slides

with V. Chandar and D. Tse

ISIT 2010.

Heavy weight codes

with G. Cohen and P. Solé

ISIT 2010.

Training-based schemes are suboptimal for high rate asynchronous communication paper slides

with V. Chandar and G. Wornell

IEEE Information Theory Workshop (ITW 2009).

An efficient distance bounding RFID authentication protocol: balancing false-acceptance rate and memory requirement paper

with G. Avoine

Information Security Conference (ISC 2009).

A new paradigm for asynchronous communication: detection, isolation, and coding slides

with V. Chandar and G. Wornell

IWSM 2009, invited.

Change-point detection of a stopping time through noisy observations slides

with U. Niesen

International Workshop on Sequential Methodologies (IWSM 2009), invited.

On the capacity region of asynchronous channels

with V. Chandar and G. Wornell

ISIT 2008.

Frame alignment and communication under strong asynchronism

with V. Chandar and G. Wornell

Allerton 2007.

The complexity of tracking a stopping time

with U. Niesen and G. Wornell

ISIT 2007.

Secure broadcasting with multiuser diversity

with A. Khisti and G. Wornell

Allerton 2006.

Tracking stopping times

with U. Niesen and G. Wornell

Allerton Conference on Communication, Control, and Computing (Allerton 2006).

Information-theoretic perspectives on synchronization

with A. Khisti and G. Wornell

ISIT 2006.

On the use of training sequences for channel estimation

with E. Telatar

ISIT 2005.

On the universality of Burnashev's error exponent

with E. Telatar

ISIT 2005.

Optimal feedback schemes over unknown channels

with E. Telatar

ISIT 2004.

Reliability and latency in binary communication

with E. Telatar

ISIT 2003 .

A feedback strategy for the binary symmetric channels

with E. Telatar

IEEE International Symposium on Information Theory (ISIT 2002).

On the discrete character of optimal input distributions

A. Tchamkerten

JCCC 2002.

Thesis

Feedback Communication over Unknown Channels

Ph.D., EPFL, March 2005.

Information Theoretic and Statistical Perspectives on Asynchronism

HDR., Université Paris-Est, July 2011.