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11 Results Found

  • Article
  • Open Access
1,202 Views
46 Pages

Graph theory models relationships by representing entities as vertices and their interactionsas edges. To handle directionality and multiple head–tail assignments, various extensions—directed, bidirected, and multidirected graphs—ha...

  • Feature Paper
  • Article
  • Open Access
2 Citations
1,531 Views
16 Pages

On the Graph Isomorphism Completeness of Directed and Multidirected Graphs

  • Sebastian Pardo-Guerra,
  • Vivek Kurien George and
  • Gabriel A. Silva

11 January 2025

The category of directed graphs is isomorphic to a particular category whose objects are labeled undirected bipartite graphs and whose morphisms are undirected graph morphisms that respect the labeling. Based on this isomorphism, we begin by showing...

  • Article
  • Open Access
28 Citations
9,568 Views
18 Pages

CourseKG: An Educational Knowledge Graph Based on Course Information for Precision Teaching

  • Ying Li,
  • Yu Liang,
  • Runze Yang,
  • Jincheng Qiu,
  • Chenlong Zhang and
  • Xiantao Zhang

23 March 2024

With the rapid development of advanced technologies, such as artificial intelligence and deep learning, educational informatization has entered a new era. However, the explosion of information has brought numerous challenges. Knowledge graphs, as a c...

  • Article
  • Open Access
19 Citations
4,494 Views
20 Pages

As engineering demands for structural energy absorption intensify, triply periodic minimal surface (TPMS) structures, known for their light weight and exceptional energy absorption, are increasingly valued in aerospace, automotive, and shipping engin...

  • Article
  • Open Access
1,527 Views
12 Pages

From Myofascial Chains to the Polyconnective Network: A Novel Approach to Biomechanics and Rehabilitation Based on Graph Theory

  • Daniele Della Posta,
  • Immacolata Belviso,
  • Jacopo Junio Valerio Branca,
  • Ferdinando Paternostro and
  • Carla Stecco

28 July 2025

In recent years, the concept of the myofascial network has transformed biomechanical understanding by emphasizing the body as an integrated, multidirectional system. This study advances that paradigm by applying graph theory to model the osteo-myofas...

  • Article
  • Open Access
1 Citations
3,460 Views
22 Pages

Multidirected acyclic graph (DAG) workflow scheduling is a key problem in the heterogeneous distributed environment in the distributed computing field. A hierarchical heterogeneous multi-DAG workflow problem (HHMDP) was proposed based on the differen...

  • Communication
  • Open Access
2,542 Views
11 Pages

20 August 2021

Balance is key to independent mobility, and poor balance leads to a risk of falling and subsequent injury that can cause self-restriction of activity for older adults. Balance and mobility can be improved through training programs, but many programs...

  • Article
  • Open Access
15 Citations
6,089 Views
25 Pages

A Novel Method of Hyperbola Recognition in Ground Penetrating Radar (GPR) B-Scan Image for Tree Roots Detection

  • Xiaowei Zhang,
  • Fangxiu Xue,
  • Zepeng Wang,
  • Jian Wen,
  • Cheng Guan,
  • Feng Wang,
  • Ling Han and
  • Na Ying

30 July 2021

Ground penetrating radar (GPR), as a newly nondestructive testing technology (NDT), has been adopted to explore the spatial position and the structure of the tree roots. Due to the complexity of soil distribution and the randomness of the root positi...

  • Article
  • Open Access
29 Citations
6,064 Views
13 Pages

HemoKinect: A Microsoft Kinect V2 Based Exergaming Software to Supervise Physical Exercise of Patients with Hemophilia

  • Fernando Mateo,
  • Emilio Soria-Olivas,
  • Juan J. Carrasco,
  • Santiago Bonanad,
  • Felipe Querol and
  • Sofía Pérez-Alenda

26 July 2018

Patients with hemophilia need to strictly follow exercise routines to minimize their risk of suffering bleeding in joints, known as hemarthrosis. This paper introduces and validates a new exergaming software tool called HemoKinect that intends to kee...

  • Article
  • Open Access
1 Citations
3,734 Views
18 Pages

29 August 2018

Computational Intelligence (CI) has been addressed as a great challenge in recent years, particularly the aspects of routing, task scheduling, and other high-complexity issues. Especially for the Contact Plan Design (CPD) that schedules contacts in d...

  • Article
  • Open Access
5 Citations
2,742 Views
15 Pages

Fiber-Reinforced Composites for Full-Arch Implant-Supported Rehabilitations: An In Vitro Study

  • Luisa De Giorgis,
  • Paolo Pesce,
  • Fabrizio Barberis,
  • Alberto Lagazzo,
  • Francesco Pera,
  • Domenico Baldi,
  • Luigi Canullo and
  • Maria Menini

2 April 2024

Background: Fiber-reinforced composites (FRCs) have been proposed as an alternative to traditional metal alloys for the realization of frameworks in full-arch implant-supported prostheses. The aim of the present in vitro study was to evaluate the def...