Results 51 to 60 of about 178,314 (358)

Large graph clustering using DCT-based graph clustering [PDF]

open access: yes2014 IEEE Symposium on Computational Intelligence in Big Data (CIBD), 2014
With the proliferation of the World Wide Web, graph structures have arisen on social network/media sites. Such graphs usually number several million nodes, i.e., they can be characterized as Big Data. Graph clustering is an important analysis tool for other graph related tasks, such as compression, community discovery and recommendation systems, to ...
Nikolaos Tsapanos   +3 more
openaire   +3 more sources

Cluster graph modification problems [PDF]

open access: yesDiscrete Applied Mathematics, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ron Shamir, Roded Sharan, Dekel Tsur
openaire   +1 more source

Randomized graph cluster randomization

open access: yesJournal of Causal Inference, 2023
Abstract The global average treatment effect (GATE) is a primary quantity of interest in the study of causal inference under network interference. With a correctly specified exposure model of the interference, the Horvitz–Thompson (HT) and Hájek estimators of the GATE are unbiased and consistent, respectively, yet
Ugander Johan, Yin Hao
openaire   +3 more sources

A survey of two-dimensional graph layout techniques for information visualisation [PDF]

open access: yes, 2012
Many algorithms for graph layout have been devised over the last 30 years spanning both the graph drawing and information visualisation communities. This article first reviews the advances made in the field of graph drawing that have then often been ...
Vickers, Paul, Gibson, Helen, Faith, Joe
core   +1 more source

Three-Way Decision-Driven Adaptive Graph Convolution for Deep Clustering

open access: yesApplied Sciences
Graph clustering is an efficient method for deep clustering that utilizes graph convolution. Graph convolution effectively combines structure and content information, and lots of recent graph convolution-based methods have shown promising results in ...
Wei Liang   +4 more
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Replicator Graph Clustering [PDF]

open access: yesProcedings of the British Machine Vision Conference 2013, 2013
In this paper we introduce an efficient, effective and scalable clustering method denoted as Replicator Graph Clustering. Our method takes measures of similarity between pairs of data points (i. e. an affinity matrix) as input and identifies a set of clusters and unique cluster assignments in a fully unsupervised manner, where the cluster granularity ...
openaire   +1 more source

A parameter-free graph reduction for spectral clustering and SpectralNet

open access: yesArray, 2022
Graph-based clustering methods like spectral clustering and SpectralNet are very efficient in detecting clusters of non-convex shapes. Unlike the popular k-means, graph-based clustering methods do not assume that each cluster has a single mean.
Mashaan Alshammari   +2 more
doaj   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Central Clustering of Attributed Graphs [PDF]

open access: yesMachine Learning, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Brijnesh J. Jain, Fritz Wysotzki
openaire   +1 more source

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