Results 11 to 20 of about 209,835 (241)

Formal Models of the Network Co-occurrence Underlying Mental Operations. [PDF]

open access: yesPLoS Computational Biology, 2016
Systems neuroscience has identified a set of canonical large-scale networks in humans. These have predominantly been characterized by resting-state analyses of the task-unconstrained, mind-wandering brain.
Danilo Bzdok   +5 more
doaj   +6 more sources

Network Inference From Co-Occurrences [PDF]

open access: yesIEEE Transactions on Information Theory, 2008
The recovery of network structure from experimental data is a basic and fundamental problem. Unfortunately, experimental data often do not directly reveal structure due to inherent limitations such as imprecision in timing or other observation mechanisms.
Rabbat, Michael   +2 more
openaire   +2 more sources

CO-OCCURRENCE NETWORK OF REUTERS NEWS [PDF]

open access: yesInternational Journal of Modern Physics C, 2008
Networks describe various complex natural systems including social systems. We investigate the social network of co-occurrence in Reuters-21578 corpus, which consists of news articles that appeared in the Reuters newswire in 1987. People are represented as vertices and two persons are connected if they co-occur in the same article.
Özgür, Arzucan   +2 more
openaire   +2 more sources

Exploring Microeukaryote Community Characteristics and Niche Differentiation in Arid Farmland Soil at the Northeastern Edge of the Tibetan Plateau

open access: yesMicroorganisms, 2023
The northeastern edge of the Tibetan Plateau exhibits diverse climate and landform variations, and has experienced substantial recent environmental changes, which may significantly impact local agricultural practices.
Lingyun Chen   +4 more
doaj   +1 more source

The effect of disease co-occurrence measurement on multimorbidity networks: a population-based study

open access: yesBMC Medical Research Methodology, 2022
Background Network analysis, a technique for describing relationships, can provide insights into patterns of co-occurring chronic health conditions. The effect that co-occurrence measurement has on disease network structure and resulting inferences has ...
Barret A. Monchka   +3 more
doaj   +1 more source

Fluvial network organization imprints on microbial co-occurrence networks [PDF]

open access: yesProceedings of the National Academy of Sciences, 2014
SignificanceMicrobial communities orchestrate most biogeochemical processes on Earth. In streams and rivers, surface-attached and matrix-enclosed biofilms dominate microbial life. Despite the relevance of these biofilms for ecosystem processes (e.g., metabolism and nutrient cycling), it remains unclear how features inherent to stream and river networks
S. Widder   +8 more
openaire   +5 more sources

Topological Properties of Co-Occurrence Networks in Published Gene Expression Signatures

open access: yesBioinformatics and Biology Insights, 2008
Meta-analysis of high-throughput gene expression data is often used for the interpretation of proprietary gene expression data sets. We have recently shown that co-occurrence patterns of gene expression in published cancer-related gene expression ...
Francesco Acquati, Heiko Muller
doaj   +2 more sources

Evolutionary cores of domain co-occurrence networks [PDF]

open access: yesBMC Evolutionary Biology, 2005
Abstract Background The modeling of complex systems, as disparate as the World Wide Web and the cellular metabolism, as networks has recently uncovered a set of generic organizing principles: Most of these systems are scale-free while at the same time modular, resulting in a hierarchical architecture. The
Almaas Eivind, Wuchty Stefan
openaire   +3 more sources

A guide for comparing microbial co‐occurrence networks

open access: yesiMeta, 2023
The article provides a pipeline for comparing microbial co-occurrence networks based on the R microeco package and meconetcomp package. It has high flexibility and expansibility and can help users efficiently compare networks built from different groups of samples or different construction approaches.
Chi Liu   +5 more
openaire   +3 more sources

New Insights into the Co-Occurrences of Glycoside Hydrolase Genes among Prokaryotic Genomes through Network Analysis

open access: yesMicroorganisms, 2021
Glycoside hydrolase (GH) represents a crucial category of enzymes for carbohydrate utilization in most organisms. A series of glycoside hydrolase families (GHFs) have been classified, with relevant information deposited in the CAZy database.
Alei Geng   +7 more
doaj   +1 more source

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