Results 141 to 150 of about 329,714 (296)

Recognizing sign solvable graphs

open access: yesDiscrete Applied Mathematics, 1983
AbstractA characterization of sign solvable graphs is presented together with a polynomial algorithm for recognizing such graphs.
openaire   +2 more sources

Longitudinal Relationship Between Pain and Depression in People With Inflammatory Arthritis: A Narrative Review

open access: yesArthritis Care &Research, EarlyView.
As many patients with inflammatory arthritis (IA) have chronic pain, understanding how to best assess and manage pain in IA is a priority. Comorbid depression is prevalent in adults with IA, affecting 15% to 39% of people. Although pain and depression are thought to be associated in IA, this concept is largely based on cross‐sectional data.
Natasha Cox   +3 more
wiley   +1 more source

Where, How, and How Much? A Multicenter Cohort Study of the Relationship Across Lupus Decision‐Aid Modality, Place of Administration, Interruption and Viewing Completeness, and Patient‐Reported Outcomes

open access: yesArthritis Care &Research, EarlyView.
Objective We assessed whether shared decision‐making (SDM) and patient acceptability, feasibility, and overall satisfaction with a computerized patient decision aid (PtDA) for patients with systemic lupus erythematosus (SLE) differs by PtDA setting, modality, and the viewing experience. Methods Patients with SLE were invited to view a self‐administered
Jasvinder A. Singh   +20 more
wiley   +1 more source

Signed Graphs Represented by D∞

open access: bronze, 1987
G.R. Vijayakumar
openalex   +1 more source

Signed domination in regular graphs

open access: yesDiscrete Mathematics, 1996
Let \(G\) be a finite, undirected graph without loops or multiple edges. For a vertex \(x\) in \(V(G)\), \(N[x]\) denotes the set consisting of \(x\) and of all vertices adjacent to \(x\). If \(f\) is a function which assigns real numbers to vertices of a graph \(G\) and \(S\subseteq V(G)\), then \(f(S)\) is defined as \(\sum_{x\in S}f(x)\).
openaire   +2 more sources

Virtual or in‐person: does it matter? Comparing pain, function, quality of life, self‐efficacy and physical function outcomes of virtual, hybrid and in‐person GLA:D Canada participants

open access: yesArthritis Care &Research, Accepted Article.
Objective This study aimed to determine if program format (in‐person, virtual, hybrid) results in differences in three‐month outcomes of pain, function, quality of life, self‐efficacy and chair stands in a hip/knee osteoarthritis management program. Methods A secondary analysis of the GLA:DTM Canada database was completed.
Jill Van Damme   +7 more
wiley   +1 more source

The projective-planar signed graphs

open access: yesDiscrete Mathematics, 1993
A signature on a graph is an assignment of a plus or minus sign on each edge. A polygon in a signed graph is plus or minus depending on whether the number of edges with a minus sign is even or odd. An embedding of a signed graph embeds the underlying graph on some surface such that the minus polygons are precisely the orientation-reversing ones.
openaire   +3 more sources

Optimized Time–Frequency Analysis for Induction Motor Fault Detection Using Hybrid Differential Evolution and Deep Learning Techniques

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Workflow of the parameter optimization process for ITSC fault detection, applying Differential Evolution optimization and the Smooth Pseudo Wigner‐Ville Distribution for signal processing. The optimized parameters are then used in the failure identification pipeline, which combines the signal processing with a YOLO‐based architecture for fault severity
Rafael Martini Silva   +4 more
wiley   +1 more source

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