Valentina Gatteschi

Politecnico di Torino | polito · DAUIN - Department of Control and Computer Engineering

Supervised machine learning models are trained on historical data to learn a static mapping between their input and output variables. However, when they are deployed on continuously streamed data, whose nature is likely to change over time (data or concept drift), model performance may suddenly and substantially degrade, forcing practitioners to co...

The understanding of information in a text description can be improved by visually accompanying it with images or videos. This opportunity is particularly relevant for books and other traditional instructional material. Videos or, more in general, (interactive) graphics contents, can help to increase the effectiveness of this material, by providing...

Aggressive driving is one of the main causes of fatal crashes. Correctly identifying aggressive driving events still represents a challenge in the literature. Furthermore, datasets available for testing the proposed approaches have some limitations since they generally (a) include only a few types of events, (b) contain data collected with only one...

The papers in this special section focus on new applications for computing for next generation healthcare systems and medical services. Advances in information and communication technology (ICT) are driving a profound transformation in the healthcare sector. The traditional healthcare has evolved to smart healthcare. The prominent role played by te...

Authors are invited to submit a manuscript to the 3rd IEEE International Workshop on Smart & Sustainable Mobility & Logistics in Smart Cities - SSMLS 2021 (at COMPSAC 2021). Deadline for submission (Extended): May 1, 2021

A common operation performed in Virtual Reality (VR) environments is locomotion. Although real walking can represent a natural and intuitive way to manage displacements in such environments, its use is generally limited by the size of the area tracked by the VR system (typically, the size of a room) or requires expensive technologies to cover parti...

A common operation performed in Virtual Reality (VR) environments is locomotion. Although real walking can represent a natural and intuitive way to manage displacements in such environments, its use is generally limited by the size of the area tracked by the VR system (typically, the size of a room) or requires expensive technologies to cover parti...

Schools, universities, and other educational entities are increasingly aware of the untapped potential of digital transformation, an essential process for increasing efficiency and collaboration, and reducing costs and errors in the management of at-scale training systems. In this context, the “Riconnessioni” project was promoted by the Compagnia d...

Authors are invited to submit a manuscript to the 2nd IEEE International Workshop on Smart & Sustainable Mobility & Logistics in Smart Cities - SSMLS 2020 (at COMPSAC 2020). Deadline for submission (Extended): April 24, 2020

Blockchain recently received an increasing attention from the industrial and research fields as well as a wide coverage from the media, as it enables the creation of a shared (worldwide) ledger maintained on a peer-to-peer basis, where autonomous programs (the smart contracts) can be executed. From the technological point of view, the blockchain is...

The range of operations of electric vehicles (EVs) is a critical aspect that may affect the user's attitude toward them. For manned EVs, range anxiety is still perceived as a major issue and recent surveys have shown that one-third of potential European users are deterred by this problem when considering the move to an EV. A similar consideration a...

Authors are invited to submit a manuscript to the Special Session "New Frontiers in Computing for Next-Generation Healthcare Systems". Extended deadline for submission: July 15

Virtual character animation is receiving an ever-growing attention by researchers, who proposed already many tools with the aim to improve the effectiveness of the production process. In particular, significant efforts are devoted to create animation systems suited also to non-skilled users, in order to let them benefit from a powerful communicatio...

The role of a relatively small cadre of high-tech startup firms in driving innovation and economic growth has been well known and amply celebrated in recent history. At the same time, it is well recognized that, while the overall contribution of startups is crucial, the high-risk and high-reward strategy followed by these startups leads to signific...

Blockchains and sensors installed on a vehicle could be combined to semiautomatically activate/deactivate car insurance coverage in an envisaged on-demand insurance scenario. We present a prototype that includes a mobile application (app) and a portable electronic device to be installed onboard. The mobile app lets the driver dynamically change the...

Blockchain has been considered a breakthrough technology-but does your company need it? In this article, the authors discuss the advantages and disadvantages of blockchain technology using examples from the insurance sector, which can be generalized and applied to other sectors.

Blockchain is receiving increasing attention from academy and industry, since it is considered a breakthrough technology that could bring huge benefits to many different sectors. In 2017, Gartner positioned blockchain close to the peak of inflated expectations, acknowledging the enthusiasm for this technology that is now largely discussed by media....

Blockchain technology is receiving an ever-increasing attention. In this work, we present pros and cons of this technology, by taking the point of view of (IT) professionals evaluating whether to embrace this technology or not for their business. Use cases selected from a particular domain represented by the insurance sector are analyzed, and sever...

Software for computer animation is generally characterized by a steep learning curve, due to the entanglement of both sophisticated techniques and interaction methods required to control 3D geometries. This paper proposes a tool designed to support computer animation production processes by leveraging the affordances offered by articulated tangible...

The players of the digital industry look at network Big Data as an incredible source of revenues, which can allow them to design products, services and market strategies ever more tailored to users’ interests and needs. This is the case of data collected by Web analytics tools, which describe the way users interact with Web contents and where their...

Computer-supported assessment tools can bring significant benefits to both students and teachers. When integrated in traditional education workflows, they may help to reduce the time required to perform the evaluation and consolidate the perception of fairness of the overall process. When integrated within on-line intelligent tutoring systems, they...

The increasing popularity of robotics and related applications in modern society makes interacting and communicating with robots of crucial importance. In service robotics, where robots operate to assist human beings in their daily life, natural interaction paradigms capable to foster an ever more intuitive and effective collaboration between invol...

The ever-more complex labor world and the current economic crisis ask learners and workers to continuously update their qualification levels to stay relevant on the job. Hence, education and training providers need to adjust their offerings to cope with such evolving requirements. However, the huge number of variables to consider means that finding...

Here, we provide an overview of the content of the Special Issue on “Human-computer interaction in smart environments”. The aim of this Special Issue is to highlight technologies and solutions encompassing the use of mass-market sensors in current and emerging applications for interacting with Smart Environments. Selected papers address this topic...

The availability of annotated multimedia contents is a crucial requirement for a number of applications. In the context of education it could support the automatic summarization of recorded lessons or the retrieval of learning material. In the field of entertainment, it could serve to recommend audio and video resources based on user's attitudes. I...

A recent trend in human-computer interaction is to ease the creation of content such as apps and games via intelligent systems, allowing nonskilled users to define a given system's behavior through visual programming or simplified metalanguages. However, when the number of elements to be controlled increases, the complexity could become comparable...

This survey of current job search and recruitment tools focuses on applying a computer-based approach to job matchmaking. The authors present a semantic-based software platform, LO-MATCH--developed in the framework of a European project on lifelong learning--that highlights future research directions. There are three related Web extras that provide...

Students and learners mobility is more and more becoming a praxis. Nonetheless, despite the legislative efforts carried out by the European Commission, devoted to the definition of standards for describing qualifications, the comparison of qualifications contents, for instance in the phases of identification of more suitable training to attend abro...

When moving in generic indoor environments, robotic platforms generally rely solely on information provided by onboard sensors to determine their position and orientation. However, the lack of absolute references often leads to the introduction of severe drifts in estimates computed, making autonomous operations really hard to accomplish. This pape...

The technological development that has taken place over recent years has affected the way that the Web is exploited by users. In fact, a user is no longer seen as a mere observer; instead, he or she actively takes part in the production of new knowledge, which is then made available to other users. In this scenario, which is characterized by ever-g...

In the recent years, new business models of provision of services are grown for different kind of software thanks to the development of cloud environments. A large number of companies use 3D software tools and can be interested in adopting 3D visualization as a functionality of the cloud infrastructure rather than the single employee’s workstation,...

Citizens' mobility and employability are receiving ever more attention by the European legislation. Various instruments have been defined to overcome lexical and semantic differences in the descriptions of qualifications, résumés and job profiles. However, the above differences still represent a significant constraint when abilities of non-European...

In recent years, mobility of students and workers started to be considered as a way for answering skill shortages in the European labor world. However, in order to implement effective mobility practices, suitable instruments supporting transparency and readability of the outcomes of learning processes as well as of the needs of companies and employ...

The labor market is today characterized by a marked competitiveness. The ability to accurately choose the right education and training paths leading to the acquisition of the right competences required for a given job position, as well as the capability to properly select human resources based on precise job requirements are becoming more and more...

Nowadays, one of the main issues discussed at the Community level is represented by the mobility of students and workers across Europe. During the last years, in order to deal with the above picture, several initiatives have been carried out: one of them is the definition of the European Qualification Framework (EQF), a common architecture for the...

Students' mobility is a relevant topic but, while in Higher Education transfers between Universities are a praxis, in Vocational Educational and Training are still a declaration of intent. The main obstacles are basically related to the heterogeneity of national qualification systems, and to the lack for definitive transparency measures. Although s...

Students and workers mobility in the European scenario represents today a big challenge. During the last years, several initiatives have been carried out to deal with the above picture, being the European Qualification Framework (EQF), a common architecture for describing qualifications, one of the most significant. In parallel, several research ac...