David Scaradozzi

David Scaradozzi
Marche Polytechnic University | Università degli Studi di Ancona · Department of Information Engineering (DII)

About

176
Publications
52,291
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
1,965
Citations
Additional affiliations
July 2001 - present
University of Genoa
Position
  • Professor (Assistant)
November 2008 - present
Marche Polytechnic University
Position
  • Professor (Assistant)

Publications

Publications (176)
Conference Paper
Full-text available
Even if the importance of feedback in educational training is widely recognized, delivering timely and effective feedback is not always sustainable, especially in educational settings. To address this challenge, this paper presents the use of an Artificial Agent in both the correction process and online feedback delivery. This approach aims to faci...
Article
Full-text available
Switching linear systems over the max-plus algebra can be used to model production plants where different choices in resource allocation are possible. In such case, internal and external variables represent the time instants at which internal or external events occur. In particular, output variables represent the time instants at which lots of manu...
Article
Full-text available
Remotely operated vehicles (ROVs) provide practical solutions for a wide range of activities in a particularly challenging domain, despite their dependence on support ships and operators. Recent advancements in AI, machine learning, predictive analytics, control theories, and sensor technologies offer opportunities to make ROVs (semi) autonomous in...
Data
Slides from the presentation of the paper "A Max-Plus Algebra-based Approach for Modelling Shoals of Fish Robots during Underwater Exploration" at the 34th (2024) International Ocean and Polar Engineering Conference.
Presentation
Full-text available
The paper introduces a novel approach to modelling fish robots for underwater exploration, focusing on a shoal of three biomimetic vehicles, each equipped with distinct sensors. The aim is to efficiently model the coordinated behaviour of the robots within the team in exploring an area with certain Points of Interest (POIs) through predefined cycli...
Conference Paper
Dolphin presence is typically monitored through Passive Acoustic Monitoring (PAM), deploying underwater devices. Commercial systems incur substantial costs, leading researchers to try to devise cost-effective sound recorders. While cost-efficient, enhancing recorder performance is crucial. The current study is designed to introduce and validate cos...
Article
Full-text available
The underwater environment is among Earth’s most challenging domains, where failures incur elevated risks and costs for both technology and human endeavors. As a consequence, forecasting the behavior of mechatronic systems through simulation has become increasingly important. Underwater Robotic Simulators (URSs) allow researchers and engineers to s...
Article
Full-text available
Latest developments in acoustic research suggest that using surveying methods based on artificial intelligence (AI) could improve the effectiveness of underwater monitoring. Passive acoustic monitoring (PAM) has proven to be a cost-effective approach for gathering information about the acoustic behavior of dolphins and plays a crucial role in study...
Article
Full-text available
Globally, interactions between fishing activities and dolphins are cause for concern due to their negative effects on both mammals and fishermen. The recording of acoustic emissions could aid in detecting the presence of dolphins in close proximity to fishing gear, elucidating their behavior, and guiding potential management measures designed to li...
Chapter
Many recent studies highlighted the importance of feedback on the quality of learning. It empowers students to take ownership of their learning, guides institutions in making informed decisions, ensures continuous improvement, fosters engagement and motivation, facilitates open communication, and enables personalized learning experiences. However,...
Chapter
The necessity to prepare primary students with twenty-first-century skills through STEM-related teaching has considerably grown in the last two decades. Trainings, where robots are built from kits, programmed and tested, are a modern form of interdisciplinary education dedicated to children and youths. Classes in robotics are then expected to stron...
Article
Full-text available
Over the last decade, education has been evolving to equip students with the fundamental skills required to cope with the challenges of sustainability and inclusivity, such as quality education, access to clean water, cultural heritage preservation and protection of marine life. Technology supports the learning process by providing useful tools tha...
Article
Full-text available
Passive acoustics are widely used to monitor the presence of dolphins in the marine environment. This study aims to introduce a low-cost and homemade approach for assembling a complete underwater microphone (i.e., the hydrophone), employing cheap and easy to obtain components. The hydrophone was assembled with two piezo disks connected in a balance...
Chapter
A simple prototype device that may become part of the standard divers’ safety equipment is designed, constructed, and tested in order to prove the practicability of the underlying idea. The device is based on near-infrared spectroscopy (NIRS) and can detect drops in oxyhemoglobin and rises in deoxyhemoglobin concentrations in the blood. The propose...
Article
Full-text available
This paper presents an overview of Educational Robotics (ER) in primary and pre-school education. As ER seems to be gaining popularity for its effectiveness as a learning tool, more research needs to be done in this area. Recent results from ER pilot projects advocate for the integration of ER in K-12 education curricula. On the other hand, teacher...
Article
Control engineering has a cross-boundary nature because its applications span over a wide range of fields, among which science, technology, engineering, and mathematics (STEM). Creating an automation literacy from the Primary School's age is beneficial for pupils because it supports the development of valuable skills that allow the comprehension an...
Conference Paper
Passive acoustics is widely used to monitor dolphin presence in marine environment. The current study proposes a self-made/low-cost approach to assemble a complete and compact underwater acoustic recorder employing inexpensive and widely used components. The system is composed of two main elements: the computing unit (Raspberry Pi Zero 2W single bo...
Article
Full-text available
The assessment of muscle-recruitment timing from electromyography (EMG) signal is relevant in different fields, including clinical gait analysis and robotic systems to interpret user's motion intention. However, available methods typically provide only information in time domain without evaluating muscle-activation frequency content. This study aim...
Article
Full-text available
The assessment of muscle-recruitment timing from surface EMG signal (sEMG) is relevant in different fields, including clinical gait analysis and robotic systems to interpret user’s motion intention. However, available methods typically provide only information in time domain without evaluating muscle-activation frequency content. This study aims to...
Article
Full-text available
Bio-inspired solutions devised for Autonomous Underwater Robots are currently investigated by researchers as a source of propulsive improvement. To address this ambitious objective, the authors have designed a carangiform swimming robot, which represents a compromise in terms of efficiency and maximum velocity. The requirements of stabilizing a cou...
Article
Full-text available
Linear systems over the max-plus algebra provide a suitable formalism to model discrete event systems where synchronization, without competition, is involved. In this paper, we consider a formulation of the model matching problem for systems of such class, in which the output of a given system, called the plant, is forced, by a suitable input, to t...
Book
Il volume discute i risultati emersi durante il convegno FabLearn Italy 2020 La scuola che a­ffronta l’emergenza Covid-19: prospettive e risposte dal making, il coding, la robotica e gli ambienti di apprendimento. Prendendo le mosse dall’introduzione nella didattica curricolare di strumenti per la didattica attiva come il coding, la robotica educat...
Chapter
Full-text available
Many researchers and teachers agree that the inclusion of science, technology, engineering, and mathematics in early education provides strong motivation and greatly improves the speed of learning. Most primary school curricula include a number of concepts that cover science and mathematics, but less effort is placed in teaching problem-solving, co...
Chapter
Full-text available
In the last five years, the Italian Ministry of Education has focused on digital skills, recognizing them as fundamental and indispensable for the growth of the future citizens of the information age. Numerous requests have come from the European Commission, the Italian Ministry of Education and the employment world regarding the introduction of ne...
Chapter
Full-text available
In a constructionist environment, robotics engagingly teaches traditional concepts, while applying them to compelling real-world problems. Educational robotics can help students develop soft skills, like teamwork, and improve the way they relate to each other. Researchers in different disciplines have devoted many efforts to exploring this dimensio...
Chapter
Full-text available
In the last five years, the Italian Ministry of Education has placed its focus on digital skills, recognizing them as fundamental and indispensable for the growth of future citizens in the information age. It has thus backed projects aimed at developing computational thinking and digital creativity at school. One of the highest-funded of such proje...
Chapter
Full-text available
This paper presents the preliminary results of using machine learning techniques to analyze educational robotics activities. An experiment was conducted with 197 secondary school students in Italy: the authors updated Lego Mindstorms EV3 programming blocks to record log files with coding sequences students had designed in teams. The activities were...
Conference Paper
Full-text available
Educational robotics has been used for a relatively long time to promote the development of students’ computational thinking, but in most cases, such activities are offered as extracurricular activities to students who are interested in robotics and programming or in specific study programmes in higher education. Despite the fact that Seymour Paper...
Article
This article describes an example of data mining techniques applied to an open educational environment. These novel assessment methods in the educational robotics (ER) field provide empirical evidence of problem-solving styles behind the key tasks of proposed activities within real operative scenarios. A supervised, mixed machine learning (ML) appr...
Conference Paper
Educational Robotics (ER) is a powerful tool to help students learn school subjects, robotics, and developing cognitive skills and soft skills. Assessing the learning outcomes of ER activities requires the identification of the model that underly the process. Machine learning can be useful to identify such models and to interpret data. This paper a...
Conference Paper
This paper presents the work performed to integrate a sensors network to a more complex and extensive system, represented by the architecture that constitutes the main output of the DiveSafe European project (G.A. EASME/EMFF/2017/1.2.1.12/SI/02/ SI2.789635). The latter also includes an underwater scooter, a Docking Station, a tablet and a whole com...
Article
Bio-inspired solutions have been deeply investigated in the last two decades as a source of propulsive improvement for Autonomous Underwater Vehicles. Despite the efforts made to pursue the substantial potential payoffs of marine animals' locomotion, the performances of biological swimmers are still far to reach. The possibility to design a machine...
Book
Full-text available
This open access book contains observations, outlines, and analyses of educational robotics methodologies and activities, and developments in the field of educational robotics emerging from the findings presented at FabLearn Italy 2019, the international conference that brought together researchers, teachers, educators and practitioners to discuss...
Article
Full-text available
Bio-inspired solutions devised for autonomous underwater robots are currently being investigated by researchers worldwide as a way to improve propulsion. Despite efforts to harness the substantial potential payoffs of marine animal locomotion, biological system performance still has far to go. In order to address this very ambitious objective, the...
Chapter
Bio-inspired solutions devised for Autonomous Underwater Robots are currently investigated by researchers worldwide as a source of propulsive improvement. Despite the efforts made to pursue the substantial potential payoffs of marine animals’ locomotion, the performances of biological systems are still far to reach. In order to address this very am...
Article
Full-text available
This paper presents the design of an assessment process and its outcomes to investigate the impact of Educational Robotics activities on students' learning. Through data analytics techniques, the authors will explore the activities' output from a pedagogical and quantitative point of view. Sensors are utilized in the context of an Educational Robot...
Article
Full-text available
The adoption of Engine-in-the-loop technology shows real behaviour. This study presents a test runs simulation platform with real engine data. In addition, a test bench model is a demand approach that offers a significant potential to provide an excellent reproducibility of test runs. The platform includes the data integration to upgrade tests run...
Chapter
Control Science has played over time and still continues to have a key role for the development of human society such that, in the XX century, it has been recognized as an independent discipline. During the ‘50’s, one of the first international scientific congress to address the area of control theory, namely, the “Convegno Internazionale sui Probl...
Article
Full-text available
Electric motors and Internal Combustion Engine test benches allow for testing, under various conditions, the behavior of the Electric Vehicles and they are essential in the automotive field development. In this paper, we introduce the state-of-art of the control algorithms and their validation over different test runs, on the standard driving cycle...
Conference Paper
Engine-in-the-loop (EiL) setups need accurate and fast dynamometer control systems. An accurate test bench model is a demand approach that also offers a significant potential to provide an excellent reproducibility of test runs. The paper presents a novel EiL approach for ASM (Asynchronous Machine) automotive test bench applications. The non-linear...
Preprint
This paper describes the modeling of the dynamics and the realization of the control system of an Autonomous Surface Vehicle (ASV) that is part of an integrated surface/underwater robotic system. The distinctive characteristic of the vehicle, that is realized with commercial components, is that of being propelled by an outboard, steering electric m...
Article
Full-text available
Autonomous Underwater Vehicles (AUVs), benefiting from significant investments in the past years, are commonly used for military security and offshore Oil&Gas applications. The ARROWS project, aimed at exporting the AUV technology to the field of underwater archaeology, a low-budget research field compared to the previous ones. The paper focuses on...
Conference Paper
The paper presents the dynamic optimization of a biomimetic thruster for autonomuos underwater vehicles with the goal of increasing the energy efficiency of the vehicle. The main design drivers of the project are: to design a propulsion system consisting in an oscillating caudal fin; to generate the motion of the fin by means of a mechanical transm...
Chapter
Digital skills are becoming increasingly central to the educational policy of every country and educational systems are facing new challenges in the era of the Fourth Industrial Revolution. All pupils should gain the knowledge, skills and competences they need, as they determine an individual’s chance to succeed in the future labour market and to h...
Chapter
Robotics in education (RiE) covers a variety of applications of robots to the world of teaching and learning. Despite all the benefits that robotics can bring to education, a clear definition of the purpose for introducing robotics in education is still missing. Authors aim at facing this issue proposing a classification of RiE experiences, stating...
Conference Paper
In the last decade virtual system integration and electrification have enabled an important change in automotive. The new technology and the attention about the environment, and renewable energy an increase in the use of electric power on road transports. The electrification process represents an important growth, and the introduction of Mild Hybri...
Article
Full-text available
Educational Robotics is rapidly gaining attention as an effective methodology to develop skills and engage students preserving their peculiar style of learning. It is often tied together with two other methodologies, Coding and Tinkering, characterized by a similar hands-on approach. In order to fully exploit their inclusive features, teachers need...
Article
Full-text available
The article listed above was initially published with incorrect copyright information.
Chapter
Full-text available
Bio-inspired solutions are deeply investigated as a source of efficiency and maneuverability improvement for underwater vehicles. In the last few years, the authors of the present work have designed and manufactured a series of ostraciiform swimming robots. The necessity to pursue the highest possible propulsive efficiency in order to maximize the...
Chapter
In the last two decades, bio-inspired solutions have been thoroughly investigated as a source of efficiency and manoeuvrability improvement for underwater robots. By means of advanced simulation techniques, researchers from all over the world are trying to quantify the propulsive forces generated by biological thrusters. However, in order to comput...
Article
Full-text available
Robotic structures that couple autonomous surface vehicles and unmanned underwater vehicles in integrated systems with various levels of cooperation provide interesting solutions to the problem of developing efficient, versatile and cost effective tools for exploration, monitoring and exploitation of the underwater environment. In this paper we des...
Conference Paper
Full-text available
In the future boys and girls will be employed in, and maybe create, new jobs connected with technology. We present a project whose aim was to raise interest in STEM education in K12 students and, in particular, to address the lack of participation of female students in STEM careers. For this reason, in September 2017, 20 students (12 girls and 8 bo...
Conference Paper
In the last two decades, bio-inspired solutions have been thoroughly investigated as a source of efficiency and manoeuvrability improvement for underwater robots. The possibility to design a machine capable of propelling itself like a marine animal strongly depends on the understanding of the mechanics principles underlying biological swimming. The...
Article
Full-text available
The following paper presents the design and fabrication of an ostraciiform swimming robot and its navigation control and guidance system. Compared to other biomimetic vehicles, the chosen architecture has a lower propulsive efficiency but is easier to waterproof and capable to withstand greater pressures. To generate the alternating motion of the r...
Article
Full-text available
Lab4Dive project aims to design, develop, and validate an innovative, marketable and competitive product for supporting underwater archaeologists in surveying, documenting and preserving the underwater cultural heritage. These activities could be improved considerably with the introduction of new technological devices and tools, helping underwater...
Article
Full-text available
The paper summarizes the main results achieved during the three-year European FP7 ARROWS project (ARchaeological RObot systems for the Worlds Seas). ARROWS concluded at the end of August 2015 and proposed to adapt and develop low-cost Autonomous Underwater Vehicle (AUV) technologies to reduce the operational cost of typical underwater archaeologica...
Conference Paper
Full-text available
Since the acronym STEM (Science, Technology, Engineering, Mathematics) was firstly introduced by the US National Science Foundation to bring technology and engineering into regular K-12 curriculum, Robotics has proven itself to be the sum of STEM disciplines. This paper presents an extra-curricular experience held in a formal environment with the a...
Conference Paper
The issue of making available efficient, versatile and cost effective solutions for exploring, monitoring and exploiting the marine environment is a challenge that can be tackled by developing integrated robotic platforms, where autonomous surface vehicles (ASV) cooperates with unmanned underwater vehicles (UUV). A robotic structure of that kind is...
Conference Paper
Drag coefficients are important parameters in modelling the dynamic behavior of watercrafts and in design efficient and reliable control schemes for them. Evaluation of drag coefficients, either by theoretical or by experimental methods is a challenging and resource demanding problem. In this paper, we describe an innovative sensor that can measure...
Conference Paper
We experimentally demonstrate at NATO site in Spezia a bi-directional underwater optical wireless transmission compliant with 10Base-T Ethernet. Zero packet-loss- was achieved up to 10 m distance in a real harbor, with shallow murky waters and daylight.
Article
Marine researchers and operators during their daily work need consistent data from the underwater environment to constantly monitor the habitat’s probes and the robots condition. For underwater applications, wireless communication are of paramount importance. Today, the needs for high-speed communication has prompted the exploration of the Underwat...
Article
Full-text available
This paper presents an innovative approach to alternating School- Work turnover programme based on Educational Robotics and on project-based learning. At the beginning of the year 2017 (from January to April), Liceo Volta-Fellini of Riccione proposed a STEM practical activity to its own students as a School-Work turnover programme. This course of R...
Conference Paper
Conservation and monitoring of marine systems and large-scale underwater data acquisition are too demanding for single researchers. The exploitation of citizen science and the development of new technology can significantly facilitate these action. In this work a novel system that allows scuba divers to collect data during their leisure activity is...