Combining microarrays and biological knowledge for estimating gene networks via Bayesian networks

S Imoto, T Higuchi, T Goto, K Tashiro… - … . Proceedings of the …, 2003 - ieeexplore.ieee.org
We propose a statistical method for estimating a gene network based on Bayesian networks
from microarray gene expression data together with biological knowledge including protein …

Role-aware information spread in online social networks

A Bartal, KM Jagodnik - Entropy, 2021 - mdpi.com
Understanding the complex process of information spread in online social networks (OSNs)
enables the efficient maximization/minimization of the spread of useful/harmful information …

Graph analytics for healthcare fraud risk estimation

LK Branting, F Reeder, J Gold… - 2016 IEEE/ACM …, 2016 - ieeexplore.ieee.org
This paper presents a novel approach to estimating healthcare fraud (HCF) risk that applies
network algorithms to graphs derived from open source datasets. One group of algorithms …

Enhancing the network embedding quality with structural similarity

T Lyu, Y Zhang, Y Zhang - Proceedings of the 2017 ACM on Conference …, 2017 - dl.acm.org
Neural network techniques are widely used in network embedding, boosting the result of
node classification, link prediction, visualization and other tasks in both aspects of efficiency …

Role discovery in graphs using global features: Algorithms, applications and a novel evaluation strategy

PV Gupte, B Ravindran… - 2017 IEEE 33rd …, 2017 - ieeexplore.ieee.org
In social network analysis, the fundamental idea behind the notion of roles is to discover
actors who have similar structural signatures. Actors performing the same role have similar …

Member behavior in dynamic online communities: Role affiliation frequency model

A Bartal, G Ravid - IEEE Transactions on Knowledge and Data …, 2019 - ieeexplore.ieee.org
People's social life has become more embedded in dynamic online communities. Each
online community can be viewed as a temporal online social network (OSN). The interaction …

Simultaneous detection of communities and roles from large networks

Y Ruan, S Parthasarathy - Proceedings of the second ACM conference …, 2014 - dl.acm.org
Community detection and structural role detection are two distinct but closely-related
perspectives in network analytics. In this paper, we propose RC-Joint, a novel algorithm to …

Persistent roles in online social networks

M Revelle, C Domeniconi, A Johri - … , ECML PKDD 2016, Riva del Garda …, 2016 - Springer
Users in online social networks often have very different structural positions which may be
attributed to a latent factor: roles. In this paper, we analyze dynamic networks from two …

[PDF][PDF] Dynmf: Role analytics in dynamic social networks.

Y Pei, J Zhang, GHL Fletcher, M Pechenizkiy - IJCAI, 2018 - mpechen.win.tue.nl
Roles of nodes in a social network (SN) represent their functions, responsibilities or
behaviors within the SN. Roles typically evolve over time, making role analytics a …

Joint role and community detection in networks via L2,1 norm regularized nonnegative matrix tri-factorization

Y Pei, G Fletcher, M Pechenizkiy - Proceedings of the 2019 IEEE/ACM …, 2019 - dl.acm.org
Role discovery and community detection in networks are two essential tasks in network
analytics where the role denotes the global structural patterns of nodes in networks and the …