Results 11 to 20 of about 43,282 (195)

Track Layouts of Graphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2004
A (k,t)-track layout of a graph G consists of a (proper) vertex t-colouring of G, a total order of each vertex colour class, and a (non-proper) edge k-colouring such that between each pair of colour classes no two monochromatic edges cross.
Vida Dujmović   +2 more
doaj   +8 more sources

Linear Layouts of Graphs with Priority Queues [PDF]

open access: green
Appears in Proc. 19th Algorithms and Data Structures Symposium (WADS 2025)
Emilio Di Giacomo   +4 more
openalex   +4 more sources

Layered Separators for Queue Layouts, 3D Graph Drawing and Nonrepetitive Coloring [PDF]

open access: green2013 IEEE 54th Annual Symposium on Foundations of Computer Science, 2013
A three-dimensional (straight-line grid) drawing of a graph represents the vertices by points in Z3 and the edges by noncrossing line segments. This research is motivated by the following open problem due to Felsner, Liotta, and Wismath [Graph Drawing '01, Lecture Notes in Comput.
Vida Dujmović, Pat Morin, David R. Wood
  +5 more sources

Queue Layouts of Graphs with Bounded Degree and Bounded Genus [PDF]

open access: green, 2019
Motivated by the question of whether planar graphs have bounded queue-number, we prove that planar graphs with maximum degree $Δ$ have queue-number $O(Δ^{2})$, which improves upon the best previous bound of $O(Δ^6)$. More generally, we prove that graphs with bounded degree and bounded Euler genus have bounded queue-number.
Vida Dujmović, Pat Morin, David R. Wood
openalex   +3 more sources

The Peculiarities of Extending Queue Layouts [PDF]

open access: green
Appears in the Proceedings of the 51st International Workshop on Graph-Theoretic Concepts in Computer Science (WG 2025); 24 pages, 6 figures, 1 ...
Thomas Depian   +3 more
openalex   +3 more sources

Queue length estimation at signalized intersections based on magnetic sensors by different layout strategies

open access: diamondTransportation Research Procedia, 2017
Abstract This paper modeled and analyzed the queue length estimation mechanisms by different layout strategies. According to the lane allocations of intersections, several feasible layout strategies of magnetic sensors are proposed. Furthermore, a layout strategy with one single magnetic sensor is proposed to estimate the queue length.
Haijian Li   +4 more
openalex   +2 more sources

Design of a manufacturing facility layout with a closed loop conveyor with shortcuts using queueing theory and genetic algorithms [PDF]

open access: closedProceedings of the 2011 Winter Simulation Conference (WSC), 2011
Most current manufacturing facility layout problem solution methods aim at minimizing the total distance traveled, the material handling cost, and/or the time spent in the system (based on distance traveled at a specific speed). The methodology proposed in this paper solves the looped layout design problem for a looped layout manufacturing facility ...
Vernet Lasrado, Dima Nazzal
  +5 more sources

Stack and Queue Layouts of Posets [PDF]

open access: yesSIAM Journal on Discrete Mathematics, 1997
Summary: The stacknumber (queuenumber) of a poset is defined as the stacknumber (queuenumber) of its Hasse diagram viewed as a directed acyclic graph. Upper bounds on the queuenumber of a poset are derived in terms of its jumpnumber, its length, its width, and the queuenumber of its covering graph.
Heath, Lenwood S., Pemmaraju, Sriram V.
  +6 more sources

Process analysis and optimal facility layout planning in manufacturing systems [PDF]

open access: yesYugoslav Journal of Operations Research, 2023
In this article, it is emphasized that the process analysis for companies is carried out by using the DISCO process mining program and the results are interpreted and developed.
Ceylan Cemil   +3 more
doaj   +1 more source

On Linear Layouts of Graphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2004
In a total order of the vertices of a graph, two edges with no endpoint in common can be crossing, nested, or disjoint. A k-stack (respectively, k-queue, k-arch) layout of a graph consists of a total order of the vertices, and a partition of the
Vida Dujmović, David R. Wood
doaj   +2 more sources

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