Search Results for author: Rossano Schifanella

Found 10 papers, 0 papers with code

Modeling Teams Performance Using Deep Representational Learning on Graphs

no code implementations29 Jun 2022 Francesco Carli, Pietro Foini, Nicolò Gozzi, Nicola Perra, Rossano Schifanella

The large majority of human activities require collaborations within and across formal or informal teams.

Patterns of Routes of Administration and Drug Tampering for Nonmedical Opioid Consumption: Data Mining and Content Analysis of Reddit Discussions

no code implementations22 Feb 2021 Duilio Balsamo, Paolo Bajardi, Alberto Salomone, Rossano Schifanella

We aimed to find a large cohort of Reddit users interested in discussing the use of opioids, trace the temporal evolution of their interest, and extensively characterize patterns of the nonmedical consumption of opioids, with a focus on routes of administration and drug tampering.

Information Retrieval Computers and Society

Mobile Recognition of Wikipedia Featured Sites using Deep Learning and Crowd-sourced Imagery

no code implementations22 Oct 2019 Jimin Tan, Anastasios Noulas, Diego Sáez, Rossano Schifanella

Rendering Wikipedia content through mobile and augmented reality mediums can enable new forms of interaction in urban-focused user communities facilitating learning, communication and knowledge exchange.

Image Denoising

Multimodal Social Media Analysis for Gang Violence Prevention

no code implementations23 Jul 2018 Philipp Blandfort, Desmond Patton, William R. Frey, Svebor Karaman, Surabhi Bhargava, Fei-Tzin Lee, Siddharth Varia, Chris Kedzie, Michael B. Gaskell, Rossano Schifanella, Kathleen McKeown, Shih-Fu Chang

In this paper we partnered computer scientists with social work researchers, who have domain expertise in gang violence, to analyze how public tweets with images posted by youth who mention gang associations on Twitter can be leveraged to automatically detect psychosocial factors and conditions that could potentially assist social workers and violence outreach workers in prevention and early intervention programs.

General Classification

Beautiful and damned. Combined effect of content quality and social ties on user engagement

no code implementations1 Nov 2017 Luca M. Aiello, Rossano Schifanella, Miriam Redi, Stacey Svetlichnaya, Frank Liu, Simon Osindero

Exposure to beauty is double-edged: following people who produce high-quality content increases one's probability of uploading better photos; however, an excessive imbalance between the quality generated by a user and the user's neighbors leads to a decline in engagement.

Recommendation Systems

Detecting Sarcasm in Multimodal Social Platforms

no code implementations8 Aug 2016 Rossano Schifanella, Paloma de Juan, Joel Tetreault, Liangliang Cao

Sarcasm is a peculiar form of sentiment expression, where the surface sentiment differs from the implied sentiment.

Smelly Maps: The Digital Life of Urban Smellscapes

no code implementations26 May 2015 Daniele Quercia, Rossano Schifanella, Luca Maria Aiello, Kate McLean

We match those tags and tweets with the words in the smell dictionary.

Social and Information Networks Computers and Society

An Image is Worth More than a Thousand Favorites: Surfacing the Hidden Beauty of Flickr Pictures

no code implementations13 May 2015 Rossano Schifanella, Miriam Redi, Luca Aiello

We propose to use a computer vision method to surface beautiful pictures from the immense pool of near-zero-popularity items, and we test it on a large dataset of creative-commons photos on Flickr.

6 Seconds of Sound and Vision: Creativity in Micro-Videos

no code implementations CVPR 2014 Miriam Redi, Neil O Hare, Rossano Schifanella, Michele Trevisiol, Alejandro Jaimes

The notion of creativity, as opposed to related concepts such as beauty or interestingness, has not been studied from the perspective of automatic analysis of multimedia content.

People are Strange when you're a Stranger: Impact and Influence of Bots on Social Networks

no code implementations30 Jul 2014 Luca Maria Aiello, Martina Deplano, Rossano Schifanella, Giancarlo Ruffo

Bots are, for many Web and social media users, the source of many dangerous attacks or the carrier of unwanted messages, such as spam.

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