• Publications
  • Influence
On Rate Region of Caching Problems With Non-Uniform File and Cache Sizes
  • Congduan Li
  • Computer Science
  • IEEE Communications Letters
  • 1 February 2017
TLDR
Rate region of the caching problems with non-uniform file and cache sizes can be characterized in terms of the region of entropic vectors, which is unknown in general. Expand
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On Multi-Source Networks: Enumeration, Rate Region Computation, and Hierarchy
TLDR
A theory of network minimality is developed, which removes components of a network coding problem that are inessential to its core complexity. Expand
  • 14
  • 1
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Algorithms for computing network coding rate regions via single element extensions of matroids
TLDR
We propose algorithms for finding extreme rays of rate regions achievable with vector linear codes over finite fields Fq, q ∈ {2, 3, 4}. Expand
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Matroid bounds on the region of entropic vectors
TLDR
Several properties of the inner bound on the region of entropic vectors obtained from representable matroids are derived. Expand
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An improved upper bound on network function computation using cut-set partition
TLDR
This paper proposed an improved upper bound on the computing capacity in the network computation problem with arbitrary topology and target function. Expand
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The Tradeoff Between Privacy and Accuracy in Anomaly Detection Using Federated XGBoost
TLDR
We propose a horizontal federated XGBoost algorithm to solve the federated anomaly detection problem, where the anomaly detection aims to identify abnormalities from extremely unbalanced datasets. Expand
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Multilevel Diversity Coding Systems: Rate Regions, Codes, Computation, & Forbidden Minors
TLDR
The rate regions of multilevel diversity coding systems (MDCSs), a sub-class of the broader family of multi-source multi-sink networks with special structure, are investigated in a systematic way. Expand
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A new computational approach for determining rate regions and optimal codes for coded networks
TLDR
A new computational technique is presented for determining rate regions for coded networks. Expand
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A computational approach for determining rate regions and codes using entropic vector bounds
TLDR
A computational technique for determining rate regions for networks and multilevel diversity coding systems based on inner and outer bounds for the region of entropic vectors is discussed. Expand
  • 20
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Practical Inner Codes for BATS Codes in Multi-Hop Wireless Networks
TLDR
In this paper, we investigate the design of the inner code and focus on maximizing the expected batch transfer matrix rank normalized by the total number of packets transmitted by both the source and intermediate nodes. Expand
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