Results 61 to 70 of about 41,831 (165)

Fractional matching preclusion for generalized augmented cubes

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2019
The \emph{matching preclusion number} of a graph is the minimum number of edges whose deletion results in a graph that has neither perfect matchings nor almost perfect matchings. As a generalization, Liu and Liu recently introduced the concept of fractional matching preclusion number.
Tianlong Ma   +3 more
openaire   +3 more sources

Fault-tolerant analysis of augmented cubes

open access: yes, 2012
The augmented cube $AQ_n$, proposed by Choudum and Sunitha [S. A. Choudum, V. Sunitha, Augmented cubes, Networks 40 (2) (2002) 71-84], is a $(2n-1)$-regular $(2n-1)$-connected graph $(n\ge 4)$. This paper determines that the 2-extra connectivity of $AQ_n$ is $6n-17$ for $n\geq 9$ and the 2-extra edge-connectivity is $6n-9$ for $n\geq 4$.
Ma, Meijie, Song, Yaxing, Xu, Jun-Ming
openaire   +2 more sources

Edge-fault-tolerant hamiltonicity of augmented cubes

open access: yesElectronic Notes in Discrete Mathematics, 2013
Abstract The augmented cube AQ n is a hypercube Q n with additional edges between vertices that differ in a suffix. We show that AQ n with f arbitrary faulty edges contains a copy of Q n with at most n 2 n − 1 f faulty edges. This allows to transfer properties of Q n with
Kryštof Měkuta, Petr Gregor
openaire   +1 more source

Edge-independent spanning trees in augmented cubes

open access: yesTheoretical Computer Science, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wang, Y., Shen, H., Fan, J.
openaire   +2 more sources

Fast Superpixel Based Subspace Low Rank Learning Method for Hyperspectral Denoising

open access: yesIEEE Access, 2018
Sequential data, such as video frames and event data, have been widely applied in the realworld. As a special kind of sequential data, hyperspectral images (HSIs) can be regarded as a sequence of 2-D images in the spectral dimension, which can be ...
Le Sun   +5 more
doaj   +1 more source

Implementing Augmented Reality Models in the Classroom Environment Using Merge Cubes: A Quantitative Study of the Effects on Students’ Cognitive Load and Motivation

open access: yesEducation Sciences
The present study investigates the extent to which the use of Merge Cubes as haptic AR tools in the classroom—realized in construction technology lessons at a vocational college as an exemplary case—influences the cognitive load and motivation of ...
Raphael Fehrmann
doaj   +1 more source

Augmented Reality and intrinsic motivation: a preventive approach to dropout in upper secondary school

open access: yesFormare
The phenomenon of school dropout represents a significant challenge for educational systems. Research showes that student motivation is a key predictor of school persistence, influencing the quality and continuity of learning processes (Froiland et al.,
Luna Lembo   +2 more
doaj   +1 more source

An upper bound for the crossing number of augmented cubes [PDF]

open access: yes, 2012
A {\it good drawing} of a graph $G$ is a drawing where the edges are non-self-intersecting and each two edges have at most one point in common, which is either a common end vertex or a crossing.
Wang, Guoqing   +4 more
core  

MetaSpace II: Object and full-body tracking for interaction and navigation in social VR

open access: yes, 2015
MetaSpace II (MS2) is a social Virtual Reality (VR) system where multiple users can not only see and hear but also interact with each other, grasp and manipulate objects, walk around in space, and get tactile feedback.
Schmandt, Chris, Sra, Misha
core  

Enhancing mathematics learning with 3D augmented reality escape room

open access: yesInternational Journal of Educational Research Open
Learning mathematics is a challenge for many students, especially because of the traditionalist method with which its contents are taught. To a large extent, mathematics classes generate little motivation in students, so in this research, a novel ...
Mireya Zapata   +3 more
doaj   +1 more source

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