Planar disjoint paths, treewidth, and kernels

M Włodarczyk, M Zehavi - 2023 IEEE 64th Annual Symposium …, 2023 - ieeexplore.ieee.org
In the PLANAR DISJOINT PATHS problem, one is given an undirected planar graph with a
set of k vertex pairs \left(s_i,t_i\right) and the task is to find k pairwise vertex-disjoint paths …

A Polynomial Time Algorithm for the k-Disjoint Shortest Paths Problem

W Lochet - Proceedings of the 2021 ACM-SIAM Symposium on …, 2021 - SIAM
The disjoint paths problem is a fundamental problem in algorithmic graph theory and
combinatorial optimization. For a given graph G and a set of k pairs of terminals in G, it asks …

Application of traffic weighted multi-maps based on disjoint routing areas for static traffic assignment

A Paricio-Garcia, MA Lopez-Carmona - Applied Sciences, 2023 - mdpi.com
Urban traffic congestion is a pressing issue, demanding effective and cost-efficient solutions.
This paper develops the Traffic Weighted Multi-Maps (TWM) method to solve the Traffic …

Node-constrained traffic engineering: Theory and applications

G Trimponias, Y Xiao, X Wu, H Xu… - IEEE/ACM Transactions …, 2019 - ieeexplore.ieee.org
Traffic engineering (TE) is a fundamental task in networking. Conventionally, traffic can take
any path connecting the source and destination. Emerging technologies such as segment …

[HTML][HTML] Parameterizing path partitions

H Fernau, F Foucaud, K Mann, U Padariya… - Theoretical Computer …, 2025 - Elsevier
We study the algorithmic complexity of partitioning the vertex set of a given (di) graph into a
small number of paths. The Path Partition problem (PP) has been studied extensively, as it …

Using a Geometric Lens to Find -Disjoint Shortest Paths

M Bentert, A Nichterlein, M Renken, P Zschoche - SIAM Journal on Discrete …, 2023 - SIAM
Given an undirected-vertex graph and pairs of terminal vertices, the-Disjoint Shortest Paths (-
SDP) problem asks whether there are pairwise vertex-disjoint paths such that is a shortest …

Reliable edge-to-core optical networks: An optimal algorithm for maximal path diversity

A Shakeri, T Zhang, S Ramanathan, M Razo… - Computer Networks, 2024 - Elsevier
With the emergence of IoT applications, 5G, and edge computing, network resource
allocation has shifted toward the edge, bringing services closer to the end users. These …

The undirected two disjoint shortest paths problem

M Gottschau, M Kaiser, C Waldmann - Operations Research Letters, 2019 - Elsevier
The k disjoint shortest paths problem (k-DSPP) on a graph with k source–sink pairs (si, ti)
asks if there exist k pairwise edge-or vertex-disjoint shortest si–t i-paths. It is known to be NP …

Detecting Disjoint Shortest Paths in Linear Time and More

S Akmal, VV Williams, N Wein - arXiv preprint arXiv:2404.15916, 2024 - arxiv.org
In the $ k $-Disjoint Shortest Paths ($ k $-DSP) problem, we are given a weighted graph $ G
$ on $ n $ nodes and $ m $ edges with specified source vertices $ s_1,\dots, s_k $, and …

Survey of Results on the ModPath and ModCycle Problems

A Amarilli - arXiv preprint arXiv:2409.00770, 2024 - arxiv.org
This note summarizes the state of what is known about the tractability of the problem
ModPath, which asks if an input undirected graph contains a simple st-path whose length …