Results 31 to 40 of about 71,751 (310)

Indoor Scene Intelligent Identification System Based on Spatial Topological Relationship Constraints [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Indoor scene identification can provide prior environmental information for indoor positioning applications, achieving positioning enhancement. Due to the similarity of wireless signals in adjacent spaces, it can lead to incorrect identification in ...
S. Xu, Y. Sun
doaj   +1 more source

Long cycles in certain graphs of large degree

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
Let G be a connected graph of order n and X={x∈V:d(x)≥n/2}. Suppose |X|≥3 and G satisfies the modified Fan's condition. We show that the vertices of the block B of G containing X form a cycle. This generalizes a result of Fan. We also give an efficient
Pak-Ken Wong
doaj   +1 more source

Introduction to the Class of Prefractal Graphs

open access: yesMathematics, 2022
Fractals are already firmly rooted in modern science. Research continues on the fractal properties of objects in physics, chemistry, biology and many other scientific fields.
Rasul Kochkarov, Azret Kochkarov
doaj   +1 more source

GRAAL - A graph algorithmic language [PDF]

open access: yes, 1972
FORTRAN-based version, FGRAAL, of graph algorithmic language ...
Basili, V. R.   +2 more
core   +2 more sources

Research on the Barriers and Strategies to Promote Prefabricated Buildings in China

open access: yesBuildings, 2023
Prefabricated buildings have the characteristics of being energy saving, protecting the environment, being labor saving and having a fast construction speed, which meet the requirement for the sustainable development of the construction industry and are ...
Qiankun Wang   +5 more
doaj   +1 more source

LinkWave [PDF]

open access: yesProceedings of the 26th Conference on l'Interaction Homme-Machine, 2014
Nous présentons LinkWave, un système pour visualiser interactivement des réseaux pondérés dynamiques. LinkWave est basé sur le concept simple d'une liste visuelle de liens qui peuvent être triés, filtrés et agrégés. LinkWave a été développé en collaborations avec des chercheurs en neurosciences pour analyser les réseaux de connectivité du cerveau issus
Henry Riche, Nathalie   +5 more
openaire   +2 more sources

A distribution testing oracle separation between QMA and QCMA [PDF]

open access: yesQuantum
It is a long-standing open question in quantum complexity theory whether the definition of $non-deterministic$ quantum computation requires quantum witnesses (QMA) or if classical witnesses suffice (QCMA).
Anand Natarajan, Chinmay Nirkhe
doaj   +1 more source

Comments on all-loop constraints for scattering amplitudes and Feynman integrals

open access: yesJournal of High Energy Physics, 2022
We comment on the status of “Steinmann-like” constraints, i.e. all-loop constraints on consecutive entries of the symbol of scattering amplitudes and Feynman integrals in planar N $$ \mathcal{N} $$ = 4 super-Yang-Mills, which have been crucial for the ...
Song He, Zhenjie Li, Qinglin Yang
doaj   +1 more source

Cauchy Density-Based Algorithm for VANETs Clustering in 3D Road Environments

open access: yesIEEE Access, 2022
Vehicular ad hoc networks (VANETs) are emerging to serve various types of applications for serving smart cities and intelligent transportation systems. There are several challenging factors for ensuring reliable and stable VANETs communications.
Ahmed Salih Al-Obaidi   +7 more
doaj   +1 more source

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