Search Results for author: Mattia Giovanni Campana

Found 12 papers, 3 papers with code

ContextLabeler Dataset: physical and virtual sensors data collected from smartphone usage in-the-wild

no code implementations7 Jul 2023 Mattia Giovanni Campana, Franca Delmastro

This paper describes a data collection campaign and the resulting dataset derived from smartphone sensors characterizing the daily life activities of 3 volunteers in a period of two weeks.

A Machine-Learned Ranking Algorithm for Dynamic and Personalised Car Pooling Services

no code implementations6 Jul 2023 Mattia Giovanni Campana, Franca Delmastro, Raffaele Bruno

Car pooling is expected to significantly help in reducing traffic congestion and pollution in cities by enabling drivers to share their cars with travellers with similar itineraries and time schedules.

Learning-To-Rank Recommendation Systems

Context-Aware Configuration and Management of WiFi Direct Groups for Real Opportunistic Networks

no code implementations6 Jul 2023 Valerio Arnaboldi, Mattia Giovanni Campana, Franca Delmastro

However, the standard as-it-is is not sufficient to support the real deployment of networking solutions entirely based on D2D such as opportunistic networks.

Management

Transfer Learning for the Efficient Detection of COVID-19 from Smartphone Audio Data

1 code implementation6 Jul 2023 Mattia Giovanni Campana, Franca Delmastro, Elena Pagani

The efficacy of this solution mainly depends on the performances of AI algorithms applied to the collected data and their possible implementation directly on the users' mobile devices.

Transfer Learning

PLIERS: a Popularity-Based Recommender System for Content Dissemination in Online Social Networks

no code implementations6 Jul 2023 Valerio Arnaboldi, Mattia Giovanni Campana, Franca Delmastro, Elena Pagani

In this paper, we propose a novel tag-based recommender system called PLIERS, which relies on the assumption that users are mainly interested in items and tags with similar popularity to those they already own.

Recommendation Systems TAG

Lightweight Modeling of User Context Combining Physical and Virtual Sensor Data

no code implementations28 Jun 2023 Mattia Giovanni Campana, Dimitris Chatzopoulos, Franca Delmastro, Pan Hui

The framework has been used by 3 voluntary users for two weeks, generating a dataset with more than 36K samples and 1331 features.

Dimensionality Reduction

MyDigitalFootprint: an extensive context dataset for pervasive computing applications at the edge

1 code implementation28 Jun 2023 Mattia Giovanni Campana, Franca Delmastro

To demonstrate the dataset's effectiveness, we present three context-aware applications utilizing various machine learning tasks: (i) a social link prediction algorithm based on physical proximity data, (ii) daily-life activity recognition using smartphone-embedded sensors data, and (iii) a pervasive context-aware recommender system.

Activity Recognition Edge-computing +2

Recommender Systems for Online and Mobile Social Networks: A survey

no code implementations28 Jun 2023 Mattia Giovanni Campana, Franca Delmastro

Recommender Systems (RS) currently represent a fundamental tool in online services, especially with the advent of Online Social Networks (OSN).

Recommendation Systems Survey

On-device modeling of user's social context and familiar places from smartphone-embedded sensor data

no code implementations27 Jun 2023 Mattia Giovanni Campana, Franca Delmastro

These experiments evaluate the structure of social and location ego networks, provide a semantic evaluation of the proposed models, and assess mobile computing performance.

A Transfer Learning and Explainable Solution to Detect mpox from Smartphones images

1 code implementation29 May 2023 Mattia Giovanni Campana, Marco Colussi, Franca Delmastro, Sergio Mascetti, Elena Pagani

In recent months, the monkeypox (mpox) virus -- previously endemic in a limited area of the world -- has started spreading in multiple countries until being declared a ``public health emergency of international concern'' by the World Health Organization.

Image Classification Quantization +1

On-device modeling of user's social context and familiar places from smartphone-embedded sensor data

no code implementations18 May 2022 Mattia Giovanni Campana, Franca Delmastro

By using 5 real-world datasets, we assess the structure of the social and location ego networks, we provide a semantic evaluation of the proposed models and a complexity evaluation in terms of mobile computing performance.

L3-Net Deep Audio Embeddings to Improve COVID-19 Detection from Smartphone Data

no code implementations16 May 2022 Mattia Giovanni Campana, Andrea Rovati, Franca Delmastro, Elena Pagani

Smartphones and wearable devices, along with Artificial Intelligence, can represent a game-changer in the pandemic control, by implementing low-cost and pervasive solutions to recognize the development of new diseases at their early stages and by potentially avoiding the rise of new outbreaks.

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