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21,887 Results Found

  • Article
  • Open Access
4 Citations
3,291 Views
27 Pages

11 January 2023

The two-parameter logistic (2PL) item response model is likely the most frequently applied item response model for analyzing dichotomous data. Linking errors quantify the variability in means or standard deviations due to the choice of items. Previou...

  • Article
  • Open Access
10 Citations
2,079 Views
21 Pages

21 June 2024

The two-parameter logistic (2PL) item response theory model is a statistical model for analyzing multivariate binary data. In this article, two groups are brought onto a common metric using the 2PL model using linking methods. The linking methods of...

  • Article
  • Open Access
52 Citations
6,627 Views
24 Pages

Potential Investigation of Linking PROSAIL with the Ross-Li BRDF Model for Vegetation Characterization

  • Xiaoning Zhang,
  • Ziti Jiao,
  • Yadong Dong,
  • Hu Zhang,
  • Yang Li,
  • Dandan He,
  • Anxin Ding,
  • Siyang Yin,
  • Lei Cui and
  • Yaxuan Chang

10 March 2018

Methods that link different models for investigating the retrieval of canopy biophysical/structural variables have been substantially adopted in the remote sensing community. To retrieve global biophysical parameters from multiangle data, the kernel-...

  • Feature Paper
  • Article
  • Open Access
24 Citations
2,720 Views
30 Pages

18 November 2021

In this article, the Rasch model is used for assessing a mean difference between two groups for a test of dichotomous items. It is assumed that random differential item functioning (DIF) exists that can bias group differences. The case of balanced DI...

  • Feature Paper
  • Article
  • Open Access
20 Citations
5,861 Views
30 Pages

15 September 2021

This article investigates the comparison of two groups based on the two-parameter logistic item response model. It is assumed that there is random differential item functioning in item difficulties and item discriminations. The group difference is es...

  • Article
  • Open Access
17 Citations
8,657 Views
13 Pages

Binomial Regression Models with a Flexible Generalized Logit Link Function

  • Rindang Bangun Prasetyo,
  • Heri Kuswanto,
  • Nur Iriawan and
  • Brodjol Sutijo Suprih Ulama

2 February 2020

In binomial regression, a link function is used to join the linear predictor variables and the expectation of the response variable. This paper proposes a flexible link function from a new class of generalized logistic distribution, namely a flexible...

  • Article
  • Open Access
1,776 Views
20 Pages

28 November 2023

In existing models with an unknown link function, the issue of predictors containing both multiple functional data and multiple scalar data has not been studied. To fill this gap, we propose a generalized partially functional linear model, which not...

  • Article
  • Open Access
813 Views
30 Pages

Logistics transports of various resources such as production materials, foods, and products support the operation of smart cities. The ability to trace the states of logistics transports requires an efficient storage and retrieval of the states of lo...

  • Article
  • Open Access
5 Citations
5,554 Views
23 Pages

18 June 2024

Variable stiffness link (VSL) manipulators are robotic arms that can adjust their link stiffness in real time to improve their adaptability and precision. They are particularly useful in industrial environments where safe collaboration with human wor...

  • Review
  • Open Access
28 Citations
5,402 Views
33 Pages

17 November 2020

Link prediction is the most basic and essential problem in complex networks. This study analyzes the observed topological, time, attributive, label, weight, directional, and symbolic features and auxiliary information to find the lack of connection a...

  • Article
  • Open Access
933 Views
17 Pages

An Event–Link Network Model Based on Representation in P-Space

  • Wenjun Zhang,
  • Xiangna Chen and
  • Weibing Deng

12 April 2025

The L-space and P-space are two essential representations for studying complex networks that contain different clusters. Existing network models can successfully generate networks in L-space, but generating networks in P-space poses significant chall...

  • Article
  • Open Access
1,732 Views
17 Pages

Beta Autoregressive Moving Average Model with the Aranda-Ordaz Link Function

  • Carlos E. F. Manchini,
  • Diego Ramos Canterle,
  • Guilherme Pumi and
  • Fábio M. Bayer

20 November 2024

In this work, we introduce an extension of the so-called beta autoregressive moving average (βARMA) models. βARMA models consider a linear dynamic structure for the conditional mean of a beta distributed variable. The conditional mean is co...

  • Article
  • Open Access
1,567 Views
19 Pages

Maximum Penalized Likelihood Estimation of the Skew–t Link Model for Binomial Response Data

  • Omar Chocotea-Poca,
  • Orietta Nicolis and
  • Germán Ibacache-Pulgar

30 October 2024

A critical aspect of modeling binomial response data is selecting an appropriate link function, as an improper choice can significantly affect model precision. This paper introduces the skew–t link model, an extension of the skew–probit m...

  • Review
  • Open Access
6 Citations
4,669 Views
23 Pages

Application of Patient-Specific iPSCs for Modelling and Treatment of X-Linked Cardiomyopathies

  • Jennifer Zhang,
  • Oscar Hou-In Chou,
  • Yiu-Lam Tse,
  • Kwong-Man Ng and
  • Hung-Fat Tse

Inherited cardiomyopathies are among the major causes of heart failure and associated with significant mortality and morbidity. Currently, over 70 genes have been linked to the etiology of various forms of cardiomyopathy, some of which are X-linked....

  • Article
  • Open Access
16 Citations
5,862 Views
18 Pages

An Improved Link Prediction Approach for Directed Complex Networks Using Stochastic Block Modeling

  • Lekshmi S. Nair,
  • Swaminathan Jayaraman and
  • Sai Pavan Krishna Nagam

Link prediction finds the future or the missing links in a social–biological complex network such as a friendship network, citation network, or protein network. Current methods to link prediction follow the network properties, such as the node&...

  • Article
  • Open Access
1 Citations
645 Views
21 Pages

5 July 2025

Integer-order models cannot characterize the dynamic behavior of the flexible two-link manipulator (FTLM) system accurately due to its viscoelastic characteristics and flexible oscillation. Hence, this paper proposes a fractional-order modeling metho...

  • Article
  • Open Access
14 Citations
3,124 Views
17 Pages

25 January 2023

In the social sciences, the performance of two groups is frequently compared based on a cognitive test involving binary items. Item response models are often utilized for comparing the two groups. However, the presence of differential item functionin...

  • Article
  • Open Access
9 Citations
2,788 Views
19 Pages

13 November 2020

Tough, doubly cross-linked, single polymer network hydrogels with both chemical and physical cross-links display a high loss factor of the shear modulus over a broad frequency range. Physically, the high loss factor is resulting from the intensive ad...

  • Feature Paper
  • Article
  • Open Access
11 Citations
3,912 Views
15 Pages

Experimental Model Development for the Attenuation Coefficient Estimation of Terrestrial Optical Wireless Links over the Sea

  • Argyris N. Stassinakis,
  • George A. Papavgeris,
  • Hector E. Nistazakis,
  • Andreas D. Tsigopoulos,
  • Nikolaos A. Androutsos and
  • George S. Tombras

1 March 2021

Free space optical (FSO) systems have become a reliable solution for modern communications networks, due to the high performance, availability, reliability and security they can provide. However, their characteristics depend strongly on the condition...

  • Article
  • Open Access
2,357 Views
23 Pages

16 February 2024

Tropospheric systems are widely used by military forces as they provide long-distance, real-time communication. Slow-fading propagation loss reduces link availability and limits its data-carrying capacity. Beam pointing dynamics provides knowledge of...

  • Article
  • Open Access
2 Citations
1,476 Views
11 Pages

15 December 2023

In this study, we consider an intensity-based model for pricing a commodity-linked bond with credit risk. Recently, the pricing of a commodity-linked bond with credit risk under the structural model has been studied. We extend the result using an int...

  • Article
  • Open Access
6 Citations
2,577 Views
11 Pages

Impact of Cross-Linked Hyaluronic Acid on Osteogenic Differentiation of SAOS-2 Cells in an Air-Lift Model

  • Bianca Nobis,
  • Thomas Ostermann,
  • Julian Weiler,
  • Thomas Dittmar and
  • Anton Friedmann

20 September 2022

The aim of this study was to investigate the impact of cross-linked hyaluronic acid on osteoblast-like cells seeded on top of two collagen substrates, native porcine pericardium membrane (substrate A) and ribose cross-linked collagen membranes (subst...

  • Article
  • Open Access
3 Citations
3,082 Views
17 Pages

24 September 2022

Multi-site linked travel cost models answer the need for aggregate demand and economic value estimations that consider the attributes of all forest recreation sites in a region and the preferences of visitors at the regional level. This study aimed t...

  • Article
  • Open Access
1 Citations
3,430 Views
18 Pages

27 June 2022

This paper presents the dynamic model of a flexible-link, flexible-joint manipulator system with a considerable stiffening effect of the flexible link. A gripper, along with tip mass, is attached at one end of the flexible link. By employing the exte...

  • Article
  • Open Access
3 Citations
3,338 Views
13 Pages

5 January 2020

Social network analysis is a multidisciplinary study covering informatics, mathematics, sociology, management, psychology, etc. Link prediction, as one of the fundamental studies with a variety of applications, has attracted increasing focus from sci...

  • Article
  • Open Access
1 Citations
402 Views
28 Pages

26 January 2026

In recognising both the emerging industrial applications of multi-link robotic manipulators and the inherent challenges of modelling and controlling their highly complex nonlinear dynamics, this work proposes a completely model-free terminal sliding...

  • Article
  • Open Access
6 Citations
2,646 Views
11 Pages

Linking errors in item response models quantify the dependence on the chosen items in means, standard deviations, or other distribution parameters. The jackknife approach is frequently employed in the computation of the linking error. However, this j...

  • Article
  • Open Access
31 Citations
15,564 Views
22 Pages

Understanding the Link between Animal Cruelty and Family Violence: The Bioecological Systems Model

  • Brinda Jegatheesan,
  • Marie-Jose Enders-Slegers,
  • Elizabeth Ormerod and
  • Paula Boyden

Violence towards animals and violence towards people are often interconnected problems, and as such, this phenomenon has been termed the Link. Violence towards animals is a strong predictor that the abuser may inflict violence on people. However, it...

  • Review
  • Open Access
17 Citations
9,623 Views
20 Pages

18 December 2018

The worldwide prevalence of obesity has doubled during the last 50 years, and according to the World Obesity Federation, one third of the people on Earth will be obese by the year 2025. Obesity is described as a chronic, relapsing and multifactorial...

  • Article
  • Open Access
1,032 Views
23 Pages

DC link power supply systems that integrate power electronic converters are increasingly being adopted. In particular, emerging “source–load” systems, in which the DC link interfaces with converters, have attracted increasing resear...

  • Article
  • Open Access
3 Citations
2,843 Views
16 Pages

8 December 2022

Electrolytic capacitor-less drive systems have a higher lifespan and reliability. However, the DC-link voltage of ECL drive systems has a sudden change under dynamic conditions, which results in a serious degradation of the drive system performance....

  • Article
  • Open Access
5 Citations
4,480 Views
12 Pages

A Comparative Study of Logistic Models Using an Asymmetric Link: Modelling the Away Victories in Football

  • José María Pérez–Sánchez,
  • Emilio Gómez–Déniz and
  • Nancy Dávila–Cárdenes

15 June 2018

The target of this paper is to study the relevant factors affecting the victories away from home of football teams in order to fit the probability of winning an away match. The paper addressed the following research issues: (a) Is the identification...

  • Article
  • Open Access
28 Citations
5,380 Views
14 Pages

Space Charge Measurement and Modelling in Cross-Linked Polyethylene

  • Yunpeng Zhan,
  • George Chen,
  • Miao Hao,
  • Lu Pu,
  • Xuefeng Zhao,
  • Sen Wang and
  • Jian Liu

13 April 2020

Cross-linked polyethylene, commercially known as XLPE, is widely used as an insulating material in high voltage cables. However, space charge accumulation under the DC field is one of the most challenging problems in the further development of XLPE i...

  • Article
  • Open Access
6 Citations
1,885 Views
19 Pages

Dynamic Obstacle Avoidance with Enhanced Social Force Model and DWA Algorithm Using SparkLink

  • Hang Yi,
  • Ruliang Lin,
  • Hao Wang,
  • Yifang Wang,
  • Cunchao Ying,
  • Dong Wang and
  • Lihang Feng

7 February 2025

In the context of Industry 4.0, addressing the challenge of dynamic obstacle avoidance for Automated Guided Vehicles (AGVs) in complex industrial environments, this paper proposes an algorithm that integrates an enhanced social force model (SFM) and...

  • Article
  • Open Access
309 Views
24 Pages

Traditional expansion joints in bridge structures are prone to durability problems, such as leakage, corrosion, and high maintenance demands, which can significantly reduce service life. To overcome these limitations, ultra-high-performance concrete...

  • Article
  • Open Access
336 Views
26 Pages

To overcome the limitations of current link prediction methods in effectively leveraging topological information and node importance, this paper introduces a new model called AMPS (Adaptive Multi-scale Potential-enhanced Path Similarity). The model i...

  • Article
  • Open Access
1 Citations
3,150 Views
20 Pages

The design level of channel physical characteristics has a crucial influence on the transmission quality of high-speed serial links. However, channel design requires a complex simulation and verification process. In this paper, a cascade neural netwo...

  • Article
  • Open Access
397 Views
21 Pages

Toward Demystifying the Missing Links in Model-Based Systems Engineering (MBSE)

  • Azad Khandoker,
  • Sabine Sint,
  • Guido Gessl and
  • Klaus Zeman

1 February 2026

Model-Based Systems Engineering (MBSE) originated in aerospace engineering and has emerged as a promising approach in other fields for designing, analyzing, and managing complex interdisciplinary systems throughout their entire life cycle. While MBSE...

  • Article
  • Open Access
2 Citations
2,649 Views
16 Pages

Model and Methodology to Characterize Phosphor-Based White LED Visible Light Communication Links

  • Pau Salvador,
  • Vicenç Almenar,
  • Juan Luis Corral,
  • Javier Valls and
  • Maria Jose Canet

10 May 2023

LED lighting has become the standard solution for illumination purposes thanks to its energy efficiency. Nowadays, there is growing interest in the use of LEDs for data transmission to develop future-generation communication systems. The low cost and...

  • Article
  • Open Access
1 Citations
4,616 Views
20 Pages

Allometric, Growth, and Biomass Estimation Models for Acacia dealbata Link.: A Case Study in Serra da Estrela Natural Park (Portugal)

  • Leonel J. R. Nunes,
  • Catarina I. R. Meireles,
  • Carlos J. Pinto Gomes and
  • Nuno M. C. Almeida Ribeiro

Allometric, growth, and biomass estimation models for the quantification of missing parameters in trees are widely used to estimate the productivity of a stand. However, regarding species with lower economic interest, or exotic invasive species, the...

  • Article
  • Open Access
2,054 Views
20 Pages

Entity Linking Model Based on Cascading Attention and Dynamic Graph

  • Hongchan Li,
  • Chunlei Li,
  • Zhongchuan Sun and
  • Haodong Zhu

28 September 2024

The purpose of entity linking is to connect entity mentions in text to real entities in the knowledge base. Existing methods focus on using the text topic, entity type, linking order, and association between entities to obtain the target entities. Al...

  • Article
  • Open Access
8 Citations
4,588 Views
14 Pages

Explainable Machine Learning for LoRaWAN Link Budget Analysis and Modeling

  • Salaheddin Hosseinzadeh,
  • Moses Ashawa,
  • Nsikak Owoh,
  • Hadi Larijani and
  • Krystyna Curtis

29 January 2024

This article explores the convergence of artificial intelligence and its challenges for precise planning of LoRa networks. It examines machine learning algorithms in conjunction with empirically collected data to develop an effective propagation mode...

  • Feature Paper
  • Article
  • Open Access
59 Citations
5,191 Views
22 Pages

Improving Drought Modeling Using Hybrid Random Vector Functional Link Methods

  • Rana Muhammad Adnan,
  • Reham R. Mostafa,
  • Abu Reza Md. Towfiqul Islam,
  • Alireza Docheshmeh Gorgij,
  • Alban Kuriqi and
  • Ozgur Kisi

1 December 2021

Drought modeling is essential in water resources planning and management in mitigating its effects, especially in arid regions. Climate change highly influences the frequency and intensity of droughts. In this study, new hybrid methods, the random ve...

  • Article
  • Open Access
4 Citations
2,676 Views
22 Pages

29 September 2020

In this paper, the modeling methodology of the AC drive system with a Parallel Quasi-Resonant DC Link Inverter (PQRDCLI) is described. A presented modeling approach is an attractive tool used for the effective evaluation of a common-mode (CM) voltage...

  • Article
  • Open Access
1,791 Views
18 Pages

The framing of water infrastructure in the news influences how the public perceives future infrastructure development and associated social-environmental risks. This study examines English-language newspaper coverage of the Ken-Betwa river link, the...

  • Article
  • Open Access
14 Citations
5,159 Views
22 Pages

A New Structural Model of Apolipoprotein B100 Based on Computational Modeling and Cross Linking

  • Kianoush Jeiran,
  • Scott M. Gordon,
  • Denis O. Sviridov,
  • Angel M. Aponte,
  • Amanda Haymond,
  • Grzegorz Piszczek,
  • Diego Lucero,
  • Edward B. Neufeld,
  • Iosif I. Vaisman and
  • Alan T. Remaley
  • + 2 authors

29 September 2022

ApoB-100 is a member of a large lipid transfer protein superfamily and is one of the main apolipoproteins found on low-density lipoprotein (LDL) and very low-density lipoprotein (VLDL) particles. Despite its clinical significance for the development...

  • Article
  • Open Access
1 Citations
2,918 Views
18 Pages

In this paper, a Model Predictive Control (MPC) strategy is introduced for its application in a four-level quasi-nested topology, feeding an Interior Permanent Magnet Synchronous Machine (IPMSM) AC-drive. The proposed control strategy is capable to s...

  • Article
  • Open Access
6 Citations
3,001 Views
18 Pages

14 October 2022

In this article, a multiscale simulation method of polymer melt injection molding filling flow is established by combining an improved smoothed particle hydrodynamics method and clustered fixed slip-link model. The proposed method is first applied to...

  • Article
  • Open Access
76 Citations
12,745 Views
31 Pages

Towards Controlling the Glycoform: A Model Framework Linking Extracellular Metabolites to Antibody Glycosylation

  • Philip M. Jedrzejewski,
  • Ioscani Jimenez Del Val,
  • Antony Constantinou,
  • Anne Dell,
  • Stuart M. Haslam,
  • Karen M. Polizzi and
  • Cleo Kontoravdi

14 March 2014

Glycoproteins represent the largest group of the growing number of biologically-derived medicines. The associated glycan structures and their distribution are known to have a large impact on pharmacokinetics. A modelling framework was developed to pr...

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