Concept

Content management system

Related publications (115)

Bridging the Past, Present and Future: Modeling Scene Activities From Event Relationships and Global Rules

Jean-Marc Odobez, Rémi Emonet, Jagannadan Varadarajan

This paper addresses the discovery of activities and learns the underlying processes that govern their occurrences over time in complex surveillance scenes. To this end, we propose a novel topic model that accounts for the two main factors that affect thes ...

2012

Agile Views in a Dynamic Data Management System

Christoph Koch, Yanif Ahmad

This paper calls for a new breed of lightweight systems - dynamic data management systems (DDMS). In a nutshell, a DDMS manages large dynamic data structures with agile, frequently fresh views, and provides a facility for monitoring these views and trigger ...

2011

Omnidirectional object duplicate detection

Touradj Ebrahimi, Lutz Goldmann, Ivan Ivanov, Péter Vajda

With the technological evolution of digital acquisition and content analysis, millions of images and video sequences are captured every day and used in a large variety of applications. As keyword-based indexing is very time consuming and inefficient due to ...

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

Modeling and Understanding Communities in Online Social Media using Probabilistic Methods

Radu Andrei Negoescu

The amount of multimedia content is on a constant increase, and people interact with each other and with content on a daily basis through social media systems. The goal of this thesis was to model and understand emerging online communities that revolve aro ...

EPFL2011

VlogSense: Conversational Behavior and Social Attention in YouTube

Daniel Gatica-Perez, Joan Isaac Biel Tres

We introduce the automatic analysis of conversational vlogs (VlogSense, for short) as a new research domain in social media. Conversational vlogs are inherently multimodal, depict natural behavior, and are suitable for large-scale analysis. Given their div ...

2011

The Memory's Ark –

Manuel Philippe Henri Potterat

Un espace de stockage et de conservation des contenus nativement digitaux. A Place of Storage and Preservation of nativly digital Contents. Text: m.ark is information; m.ark is immaterial; m.ark is hardware m.ark is storage; m.ark is material; m.ark is con ...

2011

Synchronized Phasors Monitoring During the Islanding Maneuver of an Active Distribution Network

Mario Paolone, Carlo Alberto Nucci

The paper describes the performances of a phasor measurement unit (PMU) prototype based on a synchrophasor estimation algorithm conceived for the monitoring of active distribution networks, as well as its experimental application during some intentional is ...

2011

Tackling Acceptability Issues in Communities of Practice by Providing a Lightweight Email-Based Interface to Social Software

Denis Gillet, Christophe Salzmann

In the framework of the PALETTE European research project, the Swiss federal Institute of Technology in Lausanne (EPFL) is designing and experimenting with eLogbook, a Web-based collaborative environment designed for communities of practice. It enables use ...

IGI Global2010

Subjective evaluation of scalable video coding for content distribution

Touradj Ebrahimi, Francesca De Simone, Jong Seok Lee, Engin Kurutepe

This paper investigates the influence of the combination of the scalability parameters in scalable video coding (SVC) schemes on the subjective visual quality. We aim at providing guidelines for an adaptation strategy of SVC that can select the optimal sca ...

2010

Object-based Tag Propagation for Semi-automatic Annotation of Images

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

Over the last few years, social network systems have greatly increased users’ involvement in online content creation and annotation. Since such systems usually need to deal with a large amount of multimedia data, it becomes desirable to realize an interact ...

2010

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