Christoph Lenzen

Orcid: 0000-0002-3290-0674

Affiliations:
  • CISPA Helmholtz Center for Information Security, Saarbrücken, Germany
  • Max Planck Institute for Informatics, Saarbrücken, Germany (former)
  • Massachusetts Institute of Technology (MIT), Computer Sciene and Artificial Intelligence Laboratory (CSAIL), Cambridge, MA, USA (former)
  • Weizmann Institute of Science, Department of Computer Science and Applied Mathematics, Rehovot, Israel (former)
  • Hebrew University of Jerusalem, School of Engineering and Computer Science, Jerusalem, Israel (former)
  • ETH Zurich, Switzerland (former, PhD 2011)


According to our database1, Christoph Lenzen authored at least 98 papers between 2008 and 2024.

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Bibliography

2024
Robust Routing Made Easy: Reinforcing Networks Against Non-Benign Faults.
IEEE/ACM Trans. Netw., February, 2024

Decentralized Low-Stretch Trees via Low Diameter Graph Decompositions.
SIAM J. Comput., 2024

Model-Agnostic Approximation of Constrained Forest Problems.
CoRR, 2024

Brief Announcement: Clock Distribution with Gradient TRIX.
Proceedings of the 38th International Symposium on Distributed Computing, 2024

GRandLine: Adaptively Secure DKG and Randomness Beacon with (Log-)Quadratic Communication Complexity.
Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security, 2024

2023
Almost universally optimal distributed Laplacian solvers via low-congestion shortcuts.
Distributed Comput., December, 2023

GRandLine: Adaptively Secure DKG and Randomness Beacon with (Almost) Quadratic Communication Complexity.
IACR Cryptol. ePrint Arch., 2023

Gradient TRIX.
CoRR, 2023

2022
Fast All-Digital Clock Frequency Adaptation Circuit for Voltage Droop Tolerance.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2022

Current Challenges in Reliable and Secure Clock Synchronization.
Bull. EATCS, 2022

G-SINC: Global Synchronization Infrastructure for Network Clocks.
Proceedings of the 41st International Symposium on Reliable Distributed Systems, 2022

Optimal Clock Synchronization with Signatures.
Proceedings of the PODC '22: ACM Symposium on Principles of Distributed Computing, Salerno, Italy, July 25, 2022

Brief Announcement: Almost Universally Optimal Distributed Laplacian Solver.
Proceedings of the PODC '22: ACM Symposium on Principles of Distributed Computing, Salerno, Italy, July 25, 2022

A Recursive Early-Stopping Phase King Protocol.
Proceedings of the PODC '22: ACM Symposium on Principles of Distributed Computing, Salerno, Italy, July 25, 2022

Small Hazard-Free Transducers.
Proceedings of the 13th Innovations in Theoretical Computer Science Conference, 2022

On Specifications and Proofs of Timed Circuits.
Proceedings of the Principles of Systems Design, 2022

2021
Near-Optimal Approximate Shortest Paths and Transshipment in Distributed and Streaming Models.
SIAM J. Comput., 2021

Accelerated Distributed Laplacian Solvers via Shortcuts.
CoRR, 2021

A Breezing Proof of the KMW Bound.
Proceedings of the 4th Symposium on Simplicity in Algorithms, 2021

Approximate Minimum Directed Spanning Trees Under Congestion.
Proceedings of the Structural Information and Communication Complexity, 2021

2020
Synchronizer-Free Digital Link Controller.
IEEE Trans. Circuits Syst., 2020

Optimal Metastability-Containing Sorting via Parallel Prefix Computation.
IEEE Trans. Computers, 2020

Fooling views: a new lower bound technique for distributed computations under congestion.
Distributed Comput., 2020

TRIX: Low-Skew Pulse Propagation for Fault-Tolerant Hardware.
CoRR, 2020

Brief Announcement: TRIX: Low-Skew Pulse Propagation for Fault-Tolerant Hardware.
Proceedings of the Stabilization, Safety, and Security of Distributed Systems, 2020

Low Diameter Graph Decompositions by Approximate Distance Computation.
Proceedings of the 11th Innovations in Theoretical Computer Science Conference, 2020

PALS: Plesiochronous and Locally Synchronous Systems.
Proceedings of the 26th IEEE International Symposium on Asynchronous Circuits and Systems, 2020

2019
Self-Stabilizing Byzantine Clock Synchronization with Optimal Precision.
Theory Comput. Syst., 2019

Self-Stabilising Byzantine Clock Synchronisation Is Almost as Easy as Consensus.
J. ACM, 2019

On the Complexity of Hazard-free Circuits.
J. ACM, 2019

Near-optimal self-stabilising counting and firing squads.
Distributed Comput., 2019

Distributed distance computation and routing with small messages.
Distributed Comput., 2019

Algebraic methods in the congested clique.
Distributed Comput., 2019

Distributed Algorithms for Low Stretch Spanning Trees.
Proceedings of the 33rd International Symposium on Distributed Computing, 2019

Parallel Balanced Allocations: The Heavily Loaded Case.
Proceedings of the 31st ACM on Symposium on Parallelism in Algorithms and Architectures, 2019

Locality of Not-so-Weak Coloring.
Proceedings of the Structural Information and Communication Complexity, 2019

Fault Tolerant Gradient Clock Synchronization.
Proceedings of the 2019 ACM Symposium on Principles of Distributed Computing, 2019

2018
Metastability-Containing Circuits.
IEEE Trans. Computers, 2018

Near-Optimal Distributed Maximum Flow.
SIAM J. Comput., 2018

Parallel Metric Tree Embedding Based on an Algebraic View on Moore-Bellman-Ford.
J. ACM, 2018

A Centralized Local Algorithm for the Sparse Spanning Graph Problem.
Proceedings of the 45th International Colloquium on Automata, Languages, and Programming, 2018

Optimal metastability-containing sorting networks.
Proceedings of the 2018 Design, Automation & Test in Europe Conference & Exhibition, 2018

2017
Efficient Counting with Optimal Resilience.
SIAM J. Comput., 2017

Searching without communicating: tradeoffs between performance and selection complexity.
Distributed Comput., 2017

A Local Algorithm for the Sparse Spanning Graph Problem.
CoRR, 2017

Brief Announcement: A Centralized Local Algorithm for the Sparse Spanning Graph Problem.
Proceedings of the 31st International Symposium on Distributed Computing, 2017

Robust Routing Made Easy.
Proceedings of the Stabilization, Safety, and Security of Distributed Systems, 2017

Near-optimal metastability-containing sorting networks.
Proceedings of the Design, Automation & Test in Europe Conference & Exhibition, 2017

Metastability Tolerant Computing.
Proceedings of the 23rd IEEE International Symposium on Asynchronous Circuits and Systems, 2017

Metastability-Aware Memory-Efficient Time-to-Digital Converters.
Proceedings of the 23rd IEEE International Symposium on Asynchronous Circuits and Systems, 2017

2016
Synchronous counting and computational algorithm design.
J. Comput. Syst. Sci., 2016

HEX: Scaling honeycombs is easier than scaling clock trees.
J. Comput. Syst. Sci., 2016

Tight bounds for parallel randomized load balancing.
Distributed Comput., 2016

CLEX: Yet Another Supercomputer Architecture?
CoRR, 2016

Approximate Undirected Transshipment and Shortest Paths via Gradient Descent.
CoRR, 2016

Fault-Tolerant Clock Synchronization with High Precision.
Proceedings of the IEEE Computer Society Annual Symposium on VLSI, 2016

Efficient Metastability-Containing Gray Code 2-Sort.
Proceedings of the 22nd IEEE International Symposium on Asynchronous Circuits and Systems, 2016

2015
PulseSync: An Efficient and Scalable Clock Synchronization Protocol.
IEEE/ACM Trans. Netw., 2015

Fault-tolerant Distributed Systems in Hardware.
Bull. EATCS, 2015

Efficient Counting with Optimal Resilience.
Proceedings of the Distributed Computing - 29th International Symposium, 2015

Towards Optimal Synchronous Counting.
Proceedings of the 2015 ACM Symposium on Principles of Distributed Computing, 2015

Fast Partial Distance Estimation and Applications.
Proceedings of the 2015 ACM Symposium on Principles of Distributed Computing, 2015

Near-Optimal Distributed Maximum Flow: Extended Abstract.
Proceedings of the 2015 ACM Symposium on Principles of Distributed Computing, 2015

The 1-2-3-Toolkit for Building Your Own Balls-into-Bins Algorithm.
Proceedings of the Seventeenth Workshop on Algorithm Engineering and Experiments, 2015

2014
Rigorously modeling self-stabilizing fault-tolerant circuits: An ultra-robust clocking scheme for systems-on-chip.
J. Comput. Syst. Sci., 2014

Fault-tolerant algorithms for tick-generation in asynchronous logic: Robust pulse generation.
J. ACM, 2014

Local Approximability of Minimum Dominating Set on Planar Graphs.
CoRR, 2014

Near-Optimal Distributed Tree Embedding.
Proceedings of the Distributed Computing - 28th International Symposium, 2014

Improved distributed steiner forest construction.
Proceedings of the ACM Symposium on Principles of Distributed Computing, 2014

Trade-offs between selection complexity and performance when searching the plane without communication.
Proceedings of the ACM Symposium on Principles of Distributed Computing, 2014

Brief announcement: local approximability of minimum dominating set on planar graphs.
Proceedings of the ACM Symposium on Principles of Distributed Computing, 2014

2013
Distributed minimum dominating set approximations in restricted families of graphs.
Distributed Comput., 2013

Node-Initiated Byzantine Consensus Without a Common Clock.
CoRR, 2013

Fast routing table construction using small messages: extended abstract.
Proceedings of the Symposium on Theory of Computing Conference, 2013

Synchronous Counting and Computational Algorithm Design.
Proceedings of the Stabilization, Safety, and Security of Distributed Systems, 2013

Efficient distributed source detection with limited bandwidth.
Proceedings of the ACM Symposium on Principles of Distributed Computing, 2013

Optimal deterministic routing and sorting on the congested clique.
Proceedings of the ACM Symposium on Principles of Distributed Computing, 2013

Early-deciding consensus is expensive.
Proceedings of the ACM Symposium on Principles of Distributed Computing, 2013

Efficient Construction of Global Time in SoCs Despite Arbitrary Faults.
Proceedings of the 2013 Euromicro Conference on Digital System Design, 2013

2012
Fast Routing Table Construction Using Small Messages
CoRR, 2012

FATAL+: A Self-Stabilizing Byzantine Fault-tolerant Clocking Scheme for SoCs
CoRR, 2012

"Tri, Tri again": Finding Triangles and Small Subgraphs in a Distributed Setting
CoRR, 2012

"Tri, Tri Again": Finding Triangles and Small Subgraphs in a Distributed Setting - (Extended Abstract).
Proceedings of the Distributed Computing - 26th International Symposium, 2012

2011
Synchronization and symmetry breaking in distributedsystems.
PhD thesis, 2011

Tight bounds for parallel randomized load balancing: extended abstract.
Proceedings of the 43rd ACM Symposium on Theory of Computing, 2011

Fault-Tolerant Algorithms for Tick-Generation in Asynchronous Logic: Robust Pulse Generation - [Extended Abstract].
Proceedings of the Stabilization, Safety, and Security of Distributed Systems, 2011

MIS on trees.
Proceedings of the 30th Annual ACM Symposium on Principles of Distributed Computing, 2011

2010
Tight bounds for clock synchronization.
J. ACM, 2010

Minimum Dominating Set Approximation in Graphs of Bounded Arboricity.
Proceedings of the Distributed Computing, 24th International Symposium, 2010

Clock Synchronization: Open Problems in Theory and Practice.
Proceedings of the SOFSEM 2010: Theory and Practice of Computer Science, 2010

Brief announcement: exponential speed-up of local algorithms using non-local communication.
Proceedings of the 29th Annual ACM Symposium on Principles of Distributed Computing, 2010

Optimal gradient clock synchronization in dynamic networks.
Proceedings of the 29th Annual ACM Symposium on Principles of Distributed Computing, 2010

2009
A review of PODC 2009.
SIGACT News, 2009

Optimal clock synchronization in networks.
Proceedings of the 7th International Conference on Embedded Networked Sensor Systems, 2009

Local Algorithms: Self-Stabilization on Speed.
Proceedings of the Algorithmic Methods for Distributed Cooperative Systems, 06.09., 2009

2008
Leveraging Linial's Locality Limit.
Proceedings of the Distributed Computing, 22nd International Symposium, 2008

What can be approximated locally?: case study: dominating sets in planar graphs.
Proceedings of the SPAA 2008: Proceedings of the 20th Annual ACM Symposium on Parallelism in Algorithms and Architectures, 2008

Clock Synchronization with Bounded Global and Local Skew.
Proceedings of the 49th Annual IEEE Symposium on Foundations of Computer Science, 2008


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