Search Results for author: Rogers Mathew

Found 2 papers, 0 papers with code

Pliable Index Coding via Conflict-Free Colorings of Hypergraphs

no code implementations3 Feb 2021 Prasad Krishnan, Rogers Mathew, Subrahmanyam Kalyanasundaram

For a given PICOD problem represented by a hypergraph consisting of messages as vertices and request-sets as hyperedges, we present achievable PICOD schemes using conflict-free colorings of the PICOD hypergraph.

Information Theory Discrete Mathematics Combinatorics Information Theory

Target Set Selection parameterized by vertex cover and more

no code implementations4 Dec 2018 Suman Banerjee, Rogers Mathew, Fahad Panolan

We have the following results on the TSS problem: -> It was shown by Nichterlein et al. [Social Network Analysis and Mining, 2013] that it is possible to compute an optimal-sized target set in $O(2^{(2^{t}+1)t}\cdot m)$ time, where $t$ denotes the cardinality of a minimum degree-$0$ modulator of $G$.

Computational Complexity Data Structures and Algorithms Social and Information Networks 68W25, 68Q17, 68R10,

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