Results 51 to 60 of about 14,176 (292)

Constructing Fair Destination-Oriented Directed Acyclic Graphs for Multipath Routing

open access: yesJournal of Applied Mathematics, 2014
Extensive research in the field of telecommunications has been done on the techniques of multipath routing, as they offer many advantages over conventional single-path routing methods.
Katarzyna Kalinowska-Górska   +1 more
doaj   +1 more source

Directed acyclic graphs and causal thinking in clinical risk prediction modeling

open access: yesBMC Medical Research Methodology, 2020
Background In epidemiology, causal inference and prediction modeling methodologies have been historically distinct. Directed Acyclic Graphs (DAGs) are used to model a priori causal assumptions and inform variable selection strategies for causal questions.
Marco Piccininni   +3 more
doaj   +1 more source

Random Generation of Directed Acyclic Graphs

open access: yesElectronic Notes in Discrete Mathematics, 2001
Abstract Abstract We propose a simple algorithm based on a Markov chain for generating acyclic digraphs with a given number of vertices uniformly at random. In addition, standard combinatorial techniques allow us to describe the overall shape and average edge density of an acyclic digraph.
Melançon, Guy   +2 more
openaire   +2 more sources

Association Between Symptomatic Knee Osteoarthritis and Target Glycemic Control in Individuals With Type 2 Diabetes

open access: yesArthritis Care &Research, EarlyView.
Objective Knee osteoarthritis (OA) commonly affects individuals with type 2 diabetes (T2DM) and is associated with increased risk of diabetes‐related complications. To better understand potential mechanisms, we examined the association between symptomatic knee OA and glycemic control in individuals with T2DM.
Lauren K. King   +10 more
wiley   +1 more source

Cumulative Social Disadvantage and Disease Activity in Juvenile Idiopathic Arthritis: A Childhood Arthritis and Rheumatology Research Alliance Registry Study

open access: yesArthritis Care &Research, EarlyView.
Objective Social determinants of health (SDOH) contribute to juvenile idiopathic arthritis (JIA) disparities, but most studies have assessed SDOH independently rather than cumulatively across individual, family, and neighborhood levels. Using a socioecological framework, we investigated the relationship among cumulative social disadvantage ...
William Daniel Soulsby   +448 more
wiley   +1 more source

Directed Acyclic Graphs With Prototypical Networks for Few-Shot Emotion Recognition in Conversation

open access: yesIEEE Access, 2023
Emotion recognition in conversation is the task of recognizing the emotion in each utterance of a conversation, and it is an active field of study with various applications.
Yujin Kang, Yoon-Sik Cho
doaj   +1 more source

On Layering Directed Acyclic Graphs

open access: yes, 2006
We consider the problem of layering a directed acyclic graph with minimum dummy nodes. We present a new Integer Linear Programming (ILP) formulation of the problem based on a set of fundamental cycles in the underlying undirected graph and show that it can be solved in polynomial time. We outline some of the advantages of the formulation. Each solution
Harrigan, Martin, Healy, Patrick
openaire   +4 more sources

Longitudinal Changes in Adiposity after a Youth Sport‐Related Knee Injury: Informing Post‐Traumatic Osteoarthritis Prevention

open access: yesArthritis Care &Research, Accepted Article.
Objective Youth who experience a sport‐related knee injury have elevated odds of overweight or obesity in 3‐10 years, compounding their risk for post‐traumatic osteoarthritis (PTOA). To inform prevention strategies, this study compared patterns of adiposity change between youth with a sport‐related knee injury and uninjured youth in the 2‐year period ...
Justin M. Losciale   +6 more
wiley   +1 more source

Information Theoretic Causal Effect Quantification

open access: yesEntropy, 2019
Modelling causal relationships has become popular across various disciplines. Most common frameworks for causality are the Pearlian causal directed acyclic graphs (DAGs) and the Neyman-Rubin potential outcome framework.
Aleksander Wieczorek, Volker Roth
doaj   +1 more source

The bayesvl package: An R package for implementing and visualizing Bayesian statistics

open access: yesSoftwareX, 2022
The bayesvl R package implements Bayesian analysis using the Stan’s no-U-turn sampler (NUTS). Two distinguished functions that the bayesvl package complements to other developed packages and software performing Bayesian analysis are the “relationship ...
Viet-Phuong La   +5 more
doaj   +1 more source

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