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08/23/2023
Theory vs. Practice in Modeling Edge Storage Systems
Edge systems promise to bring data and computing closer to the users of ...
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03/07/2023
The Service Rate Region Polytope
We investigate the properties of a family of polytopes that naturally ar...
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03/03/2023
QKD Based on Time-Entangled Photons and its Key-Rate Promise
For secure practical systems, quantum key distribution (QKD) must provid...
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03/01/2023
Computing Redundancy in Blocking Systems: Fast Service or No Service
Redundancy in distributed computing systems reduces job completion time....
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01/01/2023
Time-Entanglement QKD: Secret Key Rates and Information Reconciliation Coding
In time entanglement-based quantum key distribution (QKD), Alice and Bob...
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07/08/2022
Information Rates with Non Ideal Photon Detectors in Time-Entanglement Based QKD
We develop new methods of quantifying the impact of photon detector impe...
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01/19/2022
Dual-Code Bounds on Multiple Concurrent (Local) Data Recovery
We are concerned with linear redundancy storage schemes regarding their ...
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01/03/2022
Balanced Nonadaptive Redundancy Scheduling
Distributed computing systems implement redundancy to reduce the job com...
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08/07/2021
Covert, Low-Delay, Coded Message Passing in Mobile (IoT) Networks
We introduce a gossip-like protocol for covert message passing between A...
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02/08/2021
Distributed Storage Allocations for Optimal Service Rates
Redundant storage maintains the performance of distributed systems under...
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10/23/2020
Efficient Storage Schemes for Desired Service Rate Regions
A major concern in cloud/edge storage systems is serving a large number ...
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10/05/2020
Diversity/Parallelism Trade-off in Distributed Systems with Redundancy
As numerous machine learning and other algorithms increase in complexity...
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09/03/2020
Service Rate Region: A New Aspect of Coded Distributed System Design
Erasure coding has been recently employed as a powerful method to mitiga...
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06/24/2020
Quantum Information Processing: An Essential Primer
Quantum information science is an exciting, wide, rapidly progressing, c...
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06/03/2020
Efficient Replication for Straggler Mitigation in Distributed Computing
Master-worker distributed computing systems use task replication in orde...
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05/15/2020
Data Freshness in Leader-Based Replicated Storage
Leader-based data replication improves consistency in highly available d...
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01/24/2020
A Combinatorial View of the Service Rates of Codes Problem, its Equivalence to Fractional Matching and its Connection with Batch Codes
We propose a novel technique for constructing a graph representation of ...
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01/24/2020
A Geometric View of the Service Rates of Codes Problem and its Application to the Service Rate of the First Order Reed-Muller Codes
Service rate is an important, recently introduced, performance metric as...
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01/24/2020
Increasing the Raw Key Rate in Energy-Time Entanglement Based Quantum Key Distribution
A Quantum Key Distribution (QKD) protocol describes how two remote parti...
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12/20/2019
Analyzing the Download Time of Availability Codes
Availability codes have recently been proposed to facilitate efficient s...
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12/06/2019
Data Replication for Reducing Computing Time in Distributed Systems with Stragglers
In distributed computing systems with stragglers, various forms of redun...
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12/06/2019
Data Replication for Reducing Computing Time inDistributed Systems with Stragglers
In distributed computing systems with stragglers,various forms of redund...
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12/06/2019
Scheduling in the Presence of Data Intensive Compute Jobs
We study the performance of non-adaptive scheduling policies in computin...
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12/06/2019
Scheduling in the Presence of Data IntensiveCompute Jobs
We study the performance of non-adaptive schedul-ing policies in computi...
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10/13/2019
Load Balancing Performance in Distributed Storage with Regular Balanced Redundancy
Contention at the storage nodes is the main cause of long and variable d...
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08/15/2019
Straggling for Covert Message Passing on Complete Graphs
We introduce a model for mobile, multi-agent information transfer that i...
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08/07/2019
Redundancy Scheduling in Systems with Bi-Modal Job Service Time Distribution
Queuing systems with redundant requests have drawn great attention becau...
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07/26/2019
Anonymity Mixes as (Partial) Assembly Queues: Modeling and Analysis
Anonymity platforms route the traffic over a network of special routers ...
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06/25/2019
Straggler Mitigation at Scale
Runtime performance variability at the servers has been a major issue, h...
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06/12/2019
Optimizing Redundancy Levels in Master-Worker Compute Clusters for Straggler Mitigation
Runtime variability in computing systems causes some tasks to straggle a...
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01/08/2019
Service Rate Region of Content Access from Erasure Coded Storage
We consider storage systems in which K files are stored over N nodes. A ...
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10/02/2018
Timely Lossless Source Coding for Randomly Arriving Symbols
We consider a real-time streaming source coding system in which an encod...
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08/17/2018
Multicast With Prioritized Delivery: How Fresh is Your Data?
We consider a multicast network in which real-time status updates genera...
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08/08/2018
On the Effect of Task-to-Worker Assignment in Distributed Computing Systems with Stragglers
We study the expected completion time of some recently proposed algorith...
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08/08/2018
On Distributed Storage Allocations of Large Files for Maximum Service Rate
Allocation of (redundant) file chunks throughout a distributed storage s...
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04/17/2018
Simplex Queues for Hot-Data Download
In cloud storage systems, hot data is usually replicated over multiple n...
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04/02/2018
Minimizing Content Staleness in Dynamo-Style Replicated Storage Systems
Consistency in data storage systems requires any read operation to retur...
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10/02/2017
Effective Straggler Mitigation: Which Clones Should Attack and When?
Redundancy for straggler mitigation, originally in data download and mor...
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10/01/2017