Sergio Martín

National University of Distance Education | UNED · Department of Electrical, Electronical and Control Engineering

In an increasingly aging world, the effort to automate tasks associated with the care of elderly dependent individuals becomes more and more relevant if quality care provision at sustainable costs is desired. One of the tasks susceptible to automation in this field is the automatic detection of falls. The research effort undertaken to develop autom...

This article presents the EasyComVi Tool, an interactive application developed to facilitate the study of Computer Vision for students enrolled in an Engineering Master degree with a Distance Learning methodology. The main objective of this tool is to enable students in subjects related to Computer Vision with a distance learning methodology, to ac...

Professional on-line courses are the way to increase skills, competences and knowledge inside our marketplace workers and might be one of the key actions to promote an increase and engagement on the people interest in a new field, like Microelectronics, allowing them to adapt some more sustainable vision, greener electronics technology, and a more...

Fall detection systems use a number of different technologies to achieve their goals. This way, they contribute to better life conditions for the elderly community. The artificial vision is one of these technologies and, within this field, it has gained momentum over the course of the last few years as a consequence of the incorporation of differen...

This paper describes the organization and results of several MOOCs delivered about technical topics (i.e., digital electronics, VHDL design on FPGAs, open education and OERs repositories and the use of STEAM technologies to encourage diversity and inclusion), where online laboratories have been used in some of them. An analysis of the enrollment, s...

Educational continuity has been made possible by the fact that teacher education and teacher collaboration systems have evolved rapidly to provide teachers with the knowledge and skills they need both to adopt new pedagogies and to support students and their families during the pandemic. Therefore, it is recommended that the ongoing professional de...

In this work, a cost-effective sine pulse-width modulation (SPWM) control of an inverter has been implemented using Arduino UNO microcontroller, which can be used with various power stages. The proposed model is focused on power electronics training or learning. It allows users to practice the control of an inverter without the need to be in a face...

This paper analyzes a survey delivered in 2019 to 259 experts in engineering education that asked them to forecast which information and communication technologies were most likely to impact the practice of engineering education based on the expert's discipline (electrical, electronics, mechanical, telecommunications engineering, computer science,...

This paper describes the architecture of an Arduino remote lab that supports the deployment of many Arduino-based experiments, such as a sensors remote lab consisting on eleven sensors and a LCD display connected to an Arduino MEGA, or a 3D RGB LED cube remote lab consisting on 16 RGB LEDs connected to an Arduino UNO-compatible board. The proposed...

The educational courses that fall into Science, Technology, Engineering and Math (STEM) category require an extensive practical training in laboratories, in order to build and strengthen students’ skills, thereby preparing them for a future job market. In particular, the significant advancements in computer science and engineering press an urgent n...

Computational Thinking is a competence that is developed more in the last few years. This is due to the multitude of benefits it has in the classroom. Throughout this article we show a series of activities that promote the development of Computational Thinking using tools that allow visual block programming. The particularity of these activities is...

This paper presents findings on participants of a massive open online course named "Educational Robotics for all" developed under Open edX platform. The document describes the organization and structure of the MOOC and some of its preliminary results. As an example, Module 2 about Gender and STEAM is presented and discussed.

Vision-based fall detection systems have experienced fast development over the last years. To determine the course of its evolution and help new researchers, the main audience of this paper, a comprehensive revision of all published articles in the main scientific databases regarding this area during the last five years has been made. After a selec...

The Internet of Things (IoT) is widely considered as the next step towards a digital society, where objects and people are interconnected and interact through communication networks [...]

This paper describes the design and validation of a game based on a platform for easy deployment of collaborative educational games, named BECO Games platform. As an example of its potential, a learning experience for an Economics subject was created through a collaborative game to understand the concept of common goods. The effectiveness of the ga...

Robotics and computational thinking are valuable tools for developing the pedagogy of science, technology, engineering, arts, and mathematics (STEAM), and for promoting the inclusion and integration of diverse groups of students. There is a multitude of robotic teaching tools at our disposal intended to promote innovation and motivation of students...

Massive Open Online Courses (MOOCs) came into the educational ecosystem attracting the attention of the public media, businesses, teachers, and learners from all over the world. The original courses were completely open and free, targeting the worldwide population. However, current MOOC providers have pivoted towards more private directions, and we...

Over the last years, existing technologies have been applied to agricultural environments, resulting in new precision agriculture systems. Some of the multiple profits of developing new agricultural technologies and applications include the cost reduction around the building and deployment of them, together with more energy-efficient consumption. T...

Internet of Things (IoT) learning involves the acquisition of transversal skills ranging from the development based on IoT devices and sensors (edge computing) to the connection of the devices themselves to management environments that allow the storage and processing (cloud computing) of data generated by sensors. The usual development cycle for I...

Homo Economicus behaves rationally, maximizing his own utility over that of the group. The relationship with non-prosocial behavior seems clear. This behavior, typical of people with high psychoticism, could affect their decision-making. Therefore, not only the situation will be critical when making a decision, but also stable variables related to...

Peer assessment activities might be one of the few personalized assessment alternatives to the implementation of auto-graded activities at scale in Massive Open Online Course (MOOC) environments. However, teacher's motivation to implement peer assessment activities in their courses might go beyond the most straightforward goal (i.e., assessment), a...

Automotive industry is a key sector in developed countries, taking advantage from Electronic and Semiconductor industries, for which this work is focused on, including an overview of embedded systems and related technologies for Advanced Driver Assistance Systems (ADAS) development, end user applications and their implementation (SoCs, Application...

The Internet of Things (IoT) is made up of many devices, platforms, and communication protocols. Among them, Raspberry Pi has arisen as one of the most popular equipment for hobby and education purposes because of its low cost, small size, flexibility, and potential. Nevertheless, Raspberry Pi needs an operating system to work, which exposes it to...

According to the International Energy Agency, the electricity demand globally is expected to increase more than two-thirds by the year of 2035. Such high increase in the electricity demand will put a unsustainable burden on the current outdated power infrastructure. Intelligent systems, distributed power sources and smart grids are considered the n...

This paper forecasts learning technologies that are predicted to impact the practice of engineering education according to the perceptions of engineering education researchers and practitioners. These forecasts were derived from three worldwide surveys carried out in 2013, 2014 and 2015. The responses were analyzed to know the technologies that wil...

Abstract: This paper analyzes the evolution of technology trends in education from 2010 to 2015, using as input the predictions made in the Horizon Reports on Higher Education, published yearly since 2004. Each edition attempts to forecast the most promising technologies likely to impact on education along three horizons: the short term (the year o...

The MOOC concept started in 2008, when George Siemens [1] and Stephen Downes created what we may call the first MOOC: “Connectivism and Connective Knowledge”. In autumn of 2011 more than one hundred and fifty thousand persons joined a course offered by Stanford University. MOOCs have proven to be an effective tool in some aspects of on-line open e...

CanalUNED is an opensource channel. This series is active since 2014 to allocate videos with the relevant congress participations in Polimedia format (video of the presenter with the slides) as well as other presentations and interviews of the group that was later named INOOC-UNED.

Small and medium sized enterprises (SMEs) assure economic growth in Europe. Generally, many SMEs are struggling to survive in an ongoing global recession and are often reluctant to release or pay for staff training. Cloud Computing offers many opportunities and could help companies to improve their business and use technology more efficiently In th...

The IN-CLOUD project, funded in the framework of the Erasmus+ Programme Strategic Partnership, aims to raise awareness regarding how cloud computing can boost economical growth and innovation and to qualify professionals able to introduce the Cloud technologies in SMEs and public administrations. The project aims to deliver and award VET qualificat...

The IN-CLOUD project, funded in the framework of the Erasmus+ Programme Strategic Partnership, aims to raise awareness regarding how cloud computing can boost economical growth and innovation and to qualify professionals able to introduce the Cloud technologies in SMEs and public administrations. The project aims to deliver and award VET qualificat...

In this paper we present the studies and research conducted within the eMadrid project, funded by the Regional Government of Comunidad Autonoma de Madrid. In particular, we focus on those works dealing with two research lines: ubiquitous and mobile learning; adaptation, adaptability and accessibility.

In the nuclear sector new approaches in Education, Training and Information (ETI) activities are being demanded to enhance important aspects as communication, motivation, effectiveness, project management or capacity building in the involved organizations. Our multidisciplinary team of experts has been working in different fields, all of them relat...

The growing concern in tracking, identification and localization systems has turn Radio Frequency Identification (RFID) technology into a mainstream in scientific research. In this technology, the phenomena known as the tag collision problem is becoming increasingly important, since it leads to a wastage of bandwidth, energy, and an increase in ide...

Many technologies are shaping the way we learn and teach engineering education. Using learning technologies successfully in the classroom requires educational research to discover the usefulness of existing tools, the absence of desired tools, and the best pedagogical-use models to ensure that student knowledge grows and matures. This paper documen...

The purpose of this study was to investigate how an augmented reality learning environment system (UNED ARLE) can be used both by teachers and students to add virtual content into educational resources and how can it serve as a tool for acquiring knowledge, motivating and encouraging students. UNED ARLE is used to add contextualized virtual content...

This study arises from Hydrology fieldwork in measuring water flows in rivers and canals [1]. For traditional flow calculation [2] [3] usually a windlass hydrometer with graduated bar, tachometer, metric tape, sheet of paper and at least two operators are used. The obtained data of speed, feathering and lengths are written down on this page. Once i...

During the last few decades, many industrial remote and virtual laboratories have been designed and implemented at different universities and schools with the goal of providing online experiments that are remotely available to their students from anywhere and at any time. Research into virtual and remote laboratories has shown that the vast majorit...

In this paper we focus on the achievements of eMadrid initiative in some fields of technology-enhanced learning, mainly involving the improvement of the mechanisms for open educational content retrieval from Internet, considering Internet resources as potential learning objects. Also we facilitate the integration of remote laboratories and external...

There are many tools that enable the development of the augmented reality (AR) activities, some of them can even create and generate an AR experience where the incorporation of 3D objects is simple. However AR tools used in education are different from the general tools limited to the reproduction of virtual content. The purpose of this paper is to...

The use of educational games in an academic context seems to be a superb alternative to traditional learning activities, such as drill-type exercises, in order to engage 21 st -century students. Consequently, this work tries to raise the following objectives: analyze the effectiveness of game-based learning, characterize game elements that may cont...

This summary presents a project to recast the pilot course on ADS for a Massive Open Online Course (MOOC) environment.