Publications associées à Online participation

DISTINGUISHING “CROWDED” ORGANIZATIONS FROM GROUPS AND COMMUNITIES: IS THREE A CROWD?

In conventional wisdom on crowdsourcing, the number of people define the crowd and maximizing this number is often assumed to be the goal of any crowdsourcing exercise. However, we propose that there are structural characteristics of the crowd that might b ...

SSRN2015

Influencing REDD+. Stakeholder participation in Ghana's REDD+ process

Reduced Emissions from Deforestation and Forest Degradation (REDD+) is designed to curb the 12%-17% of global greenhouse emissions from forests. Though the mechanism emanated from international UN climate platform, the implementation is realized locally. T ...

Villigen PSI, World Resources Forum, printed by Paul Scherrer Institute2015

Predicting Online Performance of News Recommender Systems Through Richer Evaluation Metrics

Boi Faltings, Florent Frédéric Garcin, Andrii Maksai

We investigate how metrics that can be measured offline can be used to predict the online performance of recommender systems, thus avoiding costly A-B testing. In addition to accuracy metrics, we combine diversity, coverage, and serendipity metrics to crea ...

2015

SpeakUp in the Classroom: Anonymous Temporary Social Media for Better Interactions

Denis Gillet, Adrian Christian Holzer, Andrii Vozniuk, Sten Govaerts

Student participation in class is an important aspect of the learning experience, and can provide valuable feedback for teachers. However, getting students to interact in large classrooms is challenging. This paper presents SpeakUp, a mobile temporary soci ...

2014

Participatory Processes in Urban Planning Projects in China: The Example of Caoyang Village, Shanghai

Jean-Claude Bolay, Abigaïl-Laure Sarah Irène Kern

In order to provide the first elements of a participatory process initiated and led by Chinese authorities, this paper will look at the citizen’s involvement in an urban planning project in China and discuss possible avenues to sustain the process in a spe ...

Springer2014

The YouTube Lens: Crowdsourced Personality Impressions and Audiovisual Analysis of Vlogs

Daniel Gatica-Perez, Joan Isaac Biel Tres

Despite an increasing interest in understanding human perception in social media through the automatic analysis of users' personality, existing attempts have explored user profiles and text blog data only. We approach the study of personality impressions i ...

Ieee-Inst Electrical Electronics Engineers Inc2013

Direct Negative Opinions in Online Discussions

Boi Faltings, Claudiu-Cristian Musat, Philippe Henri Jean Roussille

In this paper we investigate the impact of antagonism in online discussions. We define antagonism as a new class of textual opinions - direct sentiment towards the authors of previous comments. We detect the negative sentiment using aspect-based opinion mi ...

2013

A Model of Online Social Interactions based on Sentiment Analysis and Content Similarity

Boi Faltings, Claudiu-Cristian Musat, Philippe Henri Jean Roussille

In this paper we create a model of human behavior in online communities, based on the network topology and on the communication content. The model contains eleven distinct hypotheses, which validate three intuitions. The rst intuition is that the network t ...

2013

Efficient monitoring of personalized hot news over Web 2.0 streams

Karl Aberer, Sebastian Michel, Parisa Haghani

Web 2.0 streams, like blog postings, microblogging tweets, or RSS feeds from online communities, offer a wealth of latest news about real-world events and societal discussion. From a user’s perspective, it becomes harder and harder to get a decent overview ...

2012

Chattez avec Graph Search

Posez n’importe quelle question sur les cours, conférences, exercices, recherches, actualités, etc. de l’EPFL ou essayez les exemples de questions ci-dessous.

AVERTISSEMENT : Le chatbot Graph n'est pas programmé pour fournir des réponses explicites ou catégoriques à vos questions. Il transforme plutôt vos questions en demandes API qui sont distribuées aux différents services informatiques officiellement administrés par l'EPFL. Son but est uniquement de collecter et de recommander des références pertinentes à des contenus que vous pouvez explorer pour vous aider à répondre à vos questions.

Online participation

DISTINGUISHING “CROWDED” ORGANIZATIONS FROM GROUPS AND COMMUNITIES: IS THREE A CROWD?

Influencing REDD+. Stakeholder participation in Ghana's REDD+ process

Predicting Online Performance of News Recommender Systems Through Richer Evaluation Metrics

SpeakUp in the Classroom: Anonymous Temporary Social Media for Better Interactions

Participatory Processes in Urban Planning Projects in China: The Example of Caoyang Village, Shanghai

The YouTube Lens: Crowdsourced Personality Impressions and Audiovisual Analysis of Vlogs

Direct Negative Opinions in Online Discussions

A Model of Online Social Interactions based on Sentiment Analysis and Content Similarity

Efficient monitoring of personalized hot news over Web 2.0 streams

Multi-Graph Sampling Of Online Communities Via Mean Hitting Time

Graph Chatbot

Chattez avec Graph Search

Influencing REDD+. Stakeholder participation in Ghana's REDD+ process

DISTINGUISHING “CROWDED” ORGANIZATIONS FROM GROUPS AND COMMUNITIES: IS THREE A CROWD?

Predicting Online Performance of News Recommender Systems Through Richer Evaluation Metrics

Participatory Processes in Urban Planning Projects in China: The Example of Caoyang Village, Shanghai

The YouTube Lens: Crowdsourced Personality Impressions and Audiovisual Analysis of Vlogs

SpeakUp in the Classroom: Anonymous Temporary Social Media for Better Interactions

Direct Negative Opinions in Online Discussions

A Model of Online Social Interactions based on Sentiment Analysis and Content Similarity

Efficient monitoring of personalized hot news over Web 2.0 streams

Multi-Graph Sampling Of Online Communities Via Mean Hitting Time