Concept

Privacy concerns with social networking services

Publications associées (217)

A Federated Recommender System for Online Learning Environments

Denis Gillet, Christophe Salzmann, Lei Zhou, Laurent Moccozet

From e-commerce to social networking sites, recommender systems are gaining more and more interest. They provide connections, news, resources, or products of interest. This paper presents a federated recommender system, which exploits data from different o ...

Springer Berlin Heidelberg2012

Evaluation of Visual privacy Filters Impact on Video Surveillance Intelligibility

Touradj Ebrahimi, Francesca De Simone

Since privacy issues are becoming important with growth of the video surveillance, many tools are proposed for protection of personal privacy in the video. However, little is understood regarding the effectiveness of such tools and their effect on the unde ...

2012

In Tags We Trust: Trust modeling in social tagging of multimedia content

Touradj Ebrahimi, Jong Seok Lee, Ivan Ivanov, Péter Vajda

Tagging in online social networks is very popular these days, as it facilitates search and retrieval of multimedia content. However, noisy and spam annotations often make it difficult to perform an efficient search. Users may make mistakes in tagging and i ...

2012

Tell Me Your Ads and I'll Tell You Who You Are

Alexandra-Mihaela Olteanu

Google AdSense, one of the most popular Online Advertise Networks, uses a mix of two techniques to deliver ads: contextual ads and behavioral ads, but it is not clear when or how much of the both they actually use. In this work, we raise several concerns r ...

2012

Will Privacy Concerns Associated with Future Transport Systems Restrict the Public's Freedom of Movement?

The creation of wide-area real-time monitoring systems for the road network has the potential to achieve a step change in both, our understanding of the evolution of congestion and forecasting/information to minimise its economic consequences. While such c ...

2012

Crowdsourcing Approach for Evaluation of Privacy Filters in Video Surveillance

Touradj Ebrahimi

Extensive adoption of video surveillance, affecting many aspects of the daily life, alarms the concerned public about the increasing invasion into personal privacy. To address these concerns, many tools have been proposed for protection of personal privacy ...

2012

Trust-aware Privacy Control for Social Media

Denis Gillet, Na Li, Maryam Najafian-Razavi

Due to the huge exposure of personal information in social media, a challenge now is to design effective privacy mechanisms that protect against unauthorized access to social data. In this paper, a trust model for social media is first presented. Based on ...

2011

My3: A highly-available P2P-based online social network

Karl Aberer, Rammohan Narendula

As the online social networks (OSNs), such as Facebook, witness explosive growth, the privacy challenges gain critical consideration from governmental and law agencies due to concentration of vast amount of personal information within a single administrati ...

Ieee Service Center, 445 Hoes Lane, Po Box 1331, Piscataway, Nj 08855-1331 Usa2011

Privacy-Sensitive Audio Features for Speech/Nonspeech Detection

Hervé Bourlard, Daniel Gatica-Perez, Sree Hari Krishnan Parthasarathi

The goal of this paper is to investigate features for speech/nonspeech detection (SND) having low linguistic information from the speech signal. Towards this, we present a comprehensive study of privacy-sensitive features for SND in multiparty conversation ...

2011

Flickr Groups: Multimedia Communities for Multimedia Analysis

Daniel Gatica-Perez, Radu Andrei Negoescu

We present in this chapter a review of current work that leverages on large online social networks' meta-information, in particular Flickr Groups. We briefly present this hugely successful feature in Flickr and discuss the various ways in which metadata st ...

Bentham Science Publishers2011

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