Results 131 to 140 of about 58,352 (274)

On Quasi Cycles in Hypergraph Databases

open access: yesIEEE Access, 2020
The notion of hypergraph cyclicity is important in numerous fields of application of hypergraph theory in computer science and relational database theory. The database scheme and query can be represented as a hypergraph.
Fayed F. M. Ghaleb   +4 more
doaj   +1 more source

An integrated spatiotemporal trust and consensus fusion framework for dam safety assessment with multi‐sensor anomaly detection

open access: yesComputer-Aided Civil and Infrastructure Engineering, Volume 40, Issue 29, Page 5625-5648, 9 December 2025.
Abstract Multiple sensors are strategically deployed within concrete dams to monitor structural behavior under intricate environmental conditions. The diverse monitoring parameters, spatial configurations, and temporal variations across these sensors often engender performance conflicts.
Xiaosong Shu   +8 more
wiley   +1 more source

Hypergraph Convolutional Network with Multi-perspective Topology Refinement forSkeleton-based Action Recognition [PDF]

open access: yesJisuanji kexue
Since the human skeleton is a natural topological structure,graph convolutional networks(GCNs) are widely used for skeleton-based human action recognition.In recent research,skeleton sequences are represented as spatio-temporal graphs and topology graphs
HUANG Qian, SU Xinkai, LI Chang, WU Yirui
doaj   +1 more source

Discrepancy of Sums of two Arithmetic Progressions

open access: yes, 2007
Estimating the discrepancy of the hypergraph of all arithmetic progressions in the set $[N]=\{1,2,\hdots,N\}$ was one of the famous open problems in combinatorial discrepancy theory for a long time.
Hebbinghaus, Nils
core   +1 more source

3-Zero-Divisor Hypergraph with Respect to an Element in Multiplicative Lattice

open access: yesCumhuriyet Science Journal, 2019
Let be a multiplicative lattice and be a proper element of . We introduce the3-zero-divisor hypergraph of with respect to which is a hypergraph whose vertices areelements of the set where distinct vertices and are adjacent, that is, is a hyperedge if and
Gülşen Ulucak
doaj   +1 more source

Hypergraphs

open access: yes, 2022
Given a family S of five subsets of a 10-set, suppose |A△B|≥6 for all different A,B∈S. Prove that |A△B|=6 for all different A,B∈S.
openaire   +1 more source

AHD-SLE: Anomalous Hyperedge Detection on Hypergraph Symmetric Line Expansion

open access: yesAxioms
Graph anomaly detection aims to identify unusual patterns or structures in graph-structured data. Most existing research focuses on anomalous nodes in ordinary graphs with pairwise relationships.
Yingle Li   +4 more
doaj   +1 more source

Dynamic Hypergraph Neural Networks

open access: yesInternational Joint Conference on Artificial Intelligence, 2019
In recent years, graph/hypergraph-based deep learning methods have attracted much attention from researchers. These deep learning methods take graph/hypergraph structure as prior knowledge in the model.
Jianwen Jiang   +4 more
semanticscholar   +1 more source

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