Results 41 to 50 of about 3,335 (132)

Navigating Intelligence: A Survey of Google OR‐Tools and Machine Learning for Global Path Planning in Autonomous Vehicles

open access: yesAdvanced Intelligent Systems, Volume 6, Issue 9, September 2024.
Advancing global path planning algorithm is studied for transforming geochemical mining sampling in autonomous vehicles. Cutting‐edge algorithms are harnessed to solve the intricate traveling salesman problem, optimizing route efficiency. A novel analysis of operations research‐tools and reinforcement learning techniques is investigated, demonstrating ...
Alexandre Benoit, Pedram Asef
wiley   +1 more source

An adaptive neural design for planar rigid formation of three coleaders in unknown flowfields

open access: yesIET Control Theory &Applications, Volume 18, Issue 6, Page 814-824, April 2024.
This article deals with the robust planar rigid formation control problem of three second‐order coleaders with unknown flowfields acting on the velocity and acceleration respectively. To yield the uniform boundedness property of the resulting system, an adaptive projection is introduced to design the novel adaptive neural control law.
Weibin Chen, Peng Xu, Yang‐Yang Chen
wiley   +1 more source

Properties of Catlin's reduced graphs and supereulerian graphs [PDF]

open access: yes, 2015
A graph $G$ is called collapsible if for every even subset $R\subseteq V(G)$, there is a spanning connected subgraph $H$ of $G$ such that $R$ is the set of vertices of odd degree in $H$.
Chen, Wei-Guo, Chen, Zhi-Hong, Lu, Mei
core   +2 more sources

Approximation Algorithms for Multi-Criteria Traveling Salesman Problems

open access: yes, 2006
In multi-criteria optimization problems, several objective functions have to be optimized. Since the different objective functions are usually in conflict with each other, one cannot consider only one particular solution as the optimal solution. Instead,
Manthey, Bodo, Ram, L. Shankar
core   +4 more sources

Study on the Effects of Dust Particle Size and Respiratory Intensity on the Pattern of Respiratory Particle Deposition in Humans

open access: yesIndoor Air, Volume 2024, Issue 1, 2024.
Nowadays, dust exposure pollution is receiving a lot of attention due to its significant impact on public health. To investigate the impact of dust particle size and human respiratory strength on respiratory particle deposition patterns, data was collected through on‐site surveys. The study analyzed the equivalent respiratory strength, dust environment
Gang Zhou   +8 more
wiley   +1 more source

On the digraph of a unitary matrix

open access: yes, 2003
Given a matrix M of size n, a digraph D on n vertices is said to be the digraph of M, when M_{ij} is different from 0 if and only if (v_{i},v_{j}) is an arc of D.
Grössing Gerhard   +5 more
core   +2 more sources

Maximum Scatter TSP in Doubling Metrics

open access: yes, 2016
We study the problem of finding a tour of $n$ points in which every edge is long. More precisely, we wish to find a tour that visits every point exactly once, maximizing the length of the shortest edge in the tour. The problem is known as Maximum Scatter
Kozma, László, Mömke, Tobias
core   +1 more source

On stability of the Hamiltonian index under contractions and closures [PDF]

open access: yes, 2002
The hamiltonian index of a graph $G$ is the smallest integer $k$ such that the $k$-th iterated line graph of $G$ is hamiltonian. We first show that, with one exceptional case, adding an edge to a graph cannot increase its hamiltonian index.
Broersma, H.J., Ryjáček, Z., Xiong, L.
core   +3 more sources

Decomposing 8-regular graphs into paths of length 4

open access: yes, 2016
A $T$-decomposition of a graph $G$ is a set of edge-disjoint copies of $T$ in $G$ that cover the edge set of $G$. Graham and H\"aggkvist (1989) conjectured that any $2\ell$-regular graph $G$ admits a $T$-decomposition if $T$ is a tree with $\ell$ edges ...
Botler, Fábio, Talon, Alexandre
core   +1 more source

Eulerian digraphs and toric Calabi-Yau varieties

open access: yes, 2010
We investigate the structure of a simple class of affine toric Calabi-Yau varieties that are defined from quiver representations based on finite eulerian directed graphs (digraphs). The vanishing first Chern class of these varieties just follows from the
de Medeiros, Paul
core   +1 more source

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