Results 41 to 50 of about 158,681 (246)

A new optimization-driven path planning method with probabilistic completeness for wheeled mobile robots

open access: yesMeasurement + Control, 2019
Wheeled mobile robots are widely utilized for environment-exploring tasks both on earth and in space. As a basis for global path planning tasks for wheeled mobile robots, in this study we propose a method for establishing an energy-based cost map.
Bo You   +4 more
doaj   +1 more source

Solving a Hamiltonian Path Problem with a bacterial computer

open access: yesJournal of Biological Engineering, 2009
Background The Hamiltonian Path Problem asks whether there is a route in a directed graph from a beginning node to an ending node, visiting each node exactly once. The Hamiltonian Path Problem is NP complete, achieving surprising computational complexity
Treece Jessica   +18 more
doaj   +1 more source

Canonical Transformations and Path Integral Measures

open access: yes, 1994
This paper is a generalization of previous work on the use of classical canonical transformations to evaluate Hamiltonian path integrals for quantum mechanical systems.
A. Niemi   +19 more
core   +2 more sources

DNA Computing the Hamiltonian Path Problem

open access: yesMolecules and Cells, 1999
The directed Hamiltonian path (DHP) problem is one of the hard computational problems for which there is no practical algorithm on a conventional computer available. Many problems, including the traveling sales person problem and the longest path problem, can be translated into the DHP problem, which implies that an algorithm for DHP can also solve all
C M, Lee, S W, Kim, S M, Kim, U, Sohn
openaire   +2 more sources

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

Path Independence in Adiabatic Quantum Computing for Hadamard Gate

open access: yesJournal of Mathematical and Fundamental Sciences, 2014
The computation time in adiabatic quantum computing (AQC) is determined by the time limit of the adiabatic evolution, which in turn depends on the evolution path. In this research we have used the variational method to find an optimized path.
Jusak Sali Kosasih   +2 more
doaj   +1 more source

Robust and Safe Autonomous Navigation for Systems With Learned SE(3) Hamiltonian Dynamics

open access: yesIEEE Open Journal of Control Systems, 2022
Stability and safety are critical properties for successful deployment of automatic control systems. As a motivating example, consider autonomous mobile robot navigation in a complex environment. A control design that generalizes to different operational
Zhichao Li, Thai Duong, Nikolay Atanasov
doaj   +1 more source

2D Magnetic and Topological Quantum Materials and Devices for Ultralow Power Spintronics

open access: yesAdvanced Functional Materials, EarlyView.
2D magnets and topological quantum materials enable ultralow‐power spintronics by combining robust magnetic order with symmetry‐protected, Berry‐curvature‐driven transport. Fundamentals of 2D anisotropy and spin‐orbit‐coupling induced band inversion are linked to scalable growth and vdW stacking.
Brahmdutta Dixit   +5 more
wiley   +1 more source

On hamiltonian chain saturated uniform hypergraphs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2012
Graphs and ...
Aneta Dudek, Andrzej Zak
doaj   +1 more source

On reciprocal degree distance of graphs

open access: yesHeliyon, 2023
Given a connected graph H, its reciprocal degree distance is defined asRDD(H)=∑x≠ydH(vx)+dH(vy)dH(vx,vy), where dH(vx) denotes the degree of the vertex vx in the graph H and dH(vx,vy) is the shortest distance between vx and vy in H.
Mingqiang An   +3 more
doaj   +1 more source

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