Results 111 to 120 of about 187,749 (326)

Chi-boundedness of graph classes excluding wheel vertex-minors [PDF]

open access: yes, 2018
A class of graphs is \(\chi\)-bounded if there exists a function \(f:\mathbb{N}→\mathbb{N}\) such that for every graph \(G\) in the class and every induced subgraph \(H\) of \(G\), if \(H\) has no clique of size \(q+1\), then the chromatic number of \(H\)
Oum, Sang-il
core  

On a class of metrics related to graph layout problems [PDF]

open access: yes, 2010
We examine the metrics that arise when a finite set of points is embedded in the real line, in such a way that the distance between each pair of points is at least 1.
Theis, D O   +13 more
core   +1 more source

CauFinder: Steering Cell‐State and Phenotype Transitions by Causal Disentanglement Learning

open access: yesAdvanced Science, EarlyView.
CauFinder combines causal disentanglement modeling and network control to prioritize causal drivers of cell‐state transitions from observational transcriptomic data. The framework separates transition‐relevant signals from spurious associations, nominates intervention targets across biological and disease contexts, and identifies DAAM1 as an actionable
Chengming Zhang   +11 more
wiley   +1 more source

Vertex-antimagic total labelings of graphs [PDF]

open access: yes, 2003
In this paper we introduce a new type of graph labeling for a graph G(V;E) called an (a; d)-vertex-antimagic total labeling. In this labeling we assign to the vertices and edges the consecutive integers from 1 to |V| + |E| and calculate the sum of labels
Miller, M.   +5 more
core  

Physics‐Informed Neural Network‐Enabled Forward Prediction and Inverse Design of Ring Origami

open access: yesAdvanced Science, EarlyView.
This work presents a KRT‐PINN framework that integrates Kirchhoff rod theory with physics‐informed neural networks for the forward prediction and inverse design of ring origami consisting of closed‐loop rods. The framework predicts stable states of segmented rings with prescribed natural‐curvature profiles and determines the natural‐curvature profiles ...
Luyuan Ning   +3 more
wiley   +1 more source

“Follow the Leader”: A Centrality Guided Clustering and Its Application to Social Network Analysis

open access: yesThe Scientific World Journal, 2013
Within graph theory and network analysis, centrality of a vertex measures the relative importance of a vertex within a graph. The centrality plays key role in network analysis and has been widely studied using different methods.
Qin Wu   +3 more
doaj   +1 more source

Vertex-to-vertex pursuit in a graph [PDF]

open access: yes, 1983
A graph G is given and two players, a cop and a robber, play the following game: the cop chooses a vertex, then the robber chooses a vertex, then the players move alternately beginning with the cop.
Winkler, Peter, Nowakowski, Richard
core   +1 more source

CHCHD10 Mitigates Alzheimer's Disease‐Related Phenotypes in Association With Epigenetic Remodeling in Directly Reprogrammed Neurons

open access: yesAdvanced Science, EarlyView.
CHCHD10 loss in Alzheimer's disease is associated with mitochondrial dysfunction, epigenomic disruption, and tau pathology. Restoration of CHCHD10 shifts DNA methylation toward a non‐disease state and reduces tau and amyloid pathology, with KATNAL2 acting as a downstream effector.
Teresa M. Thomas   +13 more
wiley   +1 more source

Every 3-connected, locally connected, claw-free graph is Hamilton-connected [PDF]

open access: yes, 1996
A graph G is locally connected if the subgraph induced by the neighbourhood of each vertex is connected. We prove that a locally connected graph G of order p ≥ 4, containing no induced subgraph isomorphic to K1,3, is Hamilton-connected if and only if G ...
Asratian, Armen,, Asratian, Armen
core   +1 more source

Molecular and Cellular Hallmarks of Age‐Related Vestibular Hair Cell Degeneration

open access: yesAdvanced Science, EarlyView.
This study utilizes single‐cell RNA‐seq transcriptomes, advanced imaging, and electrophysiology to examine universal and cell‐type‐specific aging signatures of vestibular hair cells. The study shows that impaired hair bundle function is a key driver of age‐related vestibular dysfunction.
Samadhi Kulasooriya   +10 more
wiley   +1 more source

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