output
19962026
most citedDynamic stochastic blockmodels for time-evolving social networks

253 citations

Showing 2013Show all

5 papers · 1 filter

cs.HC2013★ 3 cited

A Consensus-Focused Group Recommender System

Stratis Ioannidis, S. Muthukrishnan, Jinyun Yan

In many cases, recommendations are consumed by groups of users rather than individuals. In this paper, we present a system which recommends social events to groups. The system help…

cs.NI2013★ 15 cited

Cache policies for cloud-based systems: To keep or not to keep

Nicolas Le Scouarnec, Christoph Neumann, Gilles Straub

In this paper, we study cache policies for cloud-based caching. Cloud-based caching uses cloud storage services such as Amazon S3 as a cache for data items that would have been rec…

cs.LG2013★ 2 cited

Recommending with an Agenda: Active Learning of Private Attributes using Matrix Factorization

Smriti Bhagat, Udi Weinsberg, Stratis Ioannidis +1

Recommender systems leverage user demographic information, such as age, gender, etc., to personalize recommendations and better place their targeted ads. Oftentimes, users do not v…

cs.LG2013★ 11 cited

Learning Mixtures of Linear Classifiers

Yuekai Sun, Stratis Ioannidis, Andrea Montanari

We consider a discriminative learning (regression) problem, whereby the regression function is a convex combination of k linear classifiers. Existing approaches are based on the EM…

cs.SI2013

Analyse des rôles dans les communautés virtuelles : définitions et premières expérimentations sur IMDb

Alberto Lumbreras, James Lanagan, Julien Velcin +1

Role analysis in online communities allows us to understand and predict users behavior. Though several approaches have been followed, there is still lack of generalization of their…