Carlos Turro

Carlos Turro
Universitat Politècnica de València | UPV · Information and Communication Systems Office (ASIC)

Ph.D in Comm. Enginnering

About

60
Publications
20,057
Reads
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398
Citations
Citations since 2016
28 Research Items
279 Citations
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201620172018201920202021202201020304050
Education
September 1998 - November 2003
Universitat Politècnica de València
Field of study
  • Telecomunications

Publications

Publications (60)
Article
Full-text available
By the end of 2020, over 16,300 Massive Open Online Courses (MOOCs) from 950 universities worldwide had enrolled over 180 million students. Interest in MOOCs has been matched by significant research on the topic, including a considerable number of reviews. This study uses Machine Learning techniques and human expert supervision to generate a compre...
Conference Paper
Cada vez son más las universidades que apuestan por la producción de contenidos digitales como apoyo al aprendizaje en lı́nea o combinado en la enseñanza superior. El grupo de investigación MLLP lleva años trabajando junto al ASIC de la UPV para enriquecer estos materiales, y particularmente su accesibilidad y oferta lingüı́stica, haciendo uso de t...
Article
Full-text available
During the 2020 COVID-19 lockdown, edX launched an initiative, called the Remote Access Program, to give access to free certificates for its Massive Open Online Courses (MOOCs) to the communities of its partners. This paper describes the experience of a Higher Education (HE) institution in Europe participating in this initiative as a strategic acti...
Article
Full-text available
Massive Open Online Courses (MOOCs) remarkably attracted global media attention, but the spotlight has been concentrated on a handful of English-language providers. While Coursera, edX, Udacity, and FutureLearn received most of the attention and scrutiny, an entirely new ecosystem of local MOOC providers was growing in parallel. This ecosystem is h...
Article
The rapid progress of modern AI tools for automatic speech recognition and machine translation is leading to a progressive cost reduction to produce publishable subtitles for educational videos in multiple languages. Similarly, text-to-speech technology is experiencing large improvements in terms of quality, flexibility and capabilities. In particu...
Presentation
Full-text available
FOSTWOM is an EU-funded ERASMUS+ project which aims at developing content and tools to support gender-balanced STEM MOOCs. FOSTWOM toolkit promotes gender-equality training on the job and can help to recognize situations of gender inequality soon enough to correct them or implement alternative solutions. In this presentation, we will introduce the...
Conference Paper
Full-text available
In the context of the Fostering Women to STEM MOOCs (FOSTWOM) project, we present here the general ideas of a gender balance Toolkit, i.e. a collection of recommendations and resources for instructional designers, visual designers, and teaching staff to apply while designing and preparing storyboards for MOOCs and their visual components, so that f...
Article
Full-text available
In March 2020, when massive lockdowns started to be enforced around the world to contain the spread of the COVID-19 pandemic, edX launched two initiatives to help students around the world providing free certificates for its courses, RAP, for member institutions and OCE, for any accredited academic institution. In this paper we analyze how Universi...
Article
Full-text available
In the context of the Fostering Women to STEM MOOCs (FOSTWOM) project, we present here the general ideas of a gender balance Toolkit, i.e. a collection of recommendations and resources for instructional designers, visual designers, and teaching staff to apply while designing and preparing storyboards for MOOCs and their visual components, so that f...
Article
Full-text available
This paper describes a new approach of a previously presented hybrid learning recommender system based on content-based techniques, which was capable of recommend useful videos to learners and lecturers from a learning video repository. In this new approach, the content-based techniques are also combined with a collaborative filtering module, which...
Conference Paper
Full-text available
Massive Online Open Courses (MOOCs) have become popular in various regions of the world through the years. Since 2008, this phenomenon has received plenty of attention from higher education and universities across countries began to produce these courses. The countries of Europe and the United States are the world's leading producers of MOOCs and r...
Chapter
Full-text available
New teaching approaches are emerging in higher education, such as flipped classrooms. In addition, academic institutions are offering new types of training like Massive Online Open Courses. Both of these new ways of education require high-quality learning objects for their success, with learning videos being the most common to provide theoretical c...
Conference Paper
Full-text available
Massive Open Online Courses (MOOCs) have opened new educational possibilities for learners around the world. Most of the research and spotlight has been concentrated on a handful of global, English-language providers, but there are a growing number of regional providers of MOOCS in languages other than English. In this work, we have partnered with...
Article
Full-text available
2020 Association for Computing Machinery. Massive Open Online Courses (MOOCs) have opened new educational possibilities for learners around the world. Most of the research and spotlight has been concentrated on a handful of global, English-language providers, but there are a growing number of regional providers of MOOCS in languages other than Engl...
Preprint
Full-text available
Massive Open Online Courses (MOOCs) have opened new educational possibilities for learners around the world. Numerous providers have emerged, which usually have different targets (geographical, topics or language), but most of the research and spotlight has been concentrated on the global providers and studies with limited generalizability. In this...
Conference Paper
What’s Flip and what’s not Flip? There are experiences based on the Flipped Learning model with good results that become to transform the dynamic of the class. In contrast, in other cases, the implementation of the methodology fails, showing bad results. Why have these experiences failed? Sometimes, it is because of the assumption of wrong premise...
Conference Paper
Full-text available
Actualmente la evaluación de la experiencia de los Massive Open Onli-ne Course (MOOCs) de la Universitat Politècnica de València (UPV) se realiza a travès de una encuesta que valora únicamente la metodología pedagógica del curso y la funcionalidad de las plataformas edX y UPVx, sin registrar el placer de la experiencia de aprendizaje del usuario. C...
Conference Paper
Full-text available
During the last academic year, Universitat Politècnica de Valencia (UPV) developed a large scale experience in flipped teaching (FT), with 64 different courses and 3083 students (2512 unique). Teachers could decide to participate in the experience on their own, and in quite a number of courses we have groups with FT and groups without it. Assessmen...
Article
Full-text available
Universitat Politecnica de Valencia (UPV) was the European institution with more MOOC course runs done by December 2016. This paper describes and analyses the decision-making process, and rationale of the development of this low budget real MOOC institutional initiative carried out by a traditional higher educational medium sized institution. This...
Article
Full-text available
Massive Open Online Courses (MOOCs) and Open Educational Resources (OER) are rapidly growing, but are not usually offered in multiple languages due to the lack of cost-effective solutions to translate the different objects comprising them and particularly videos. However, current state-of-the-art automatic speech recognition (ASR) and machine trans...
Conference Paper
Full-text available
Cada vez son más las universidades e instituciones educativas que apuestan por la producción de recursos tecnológicos para diversos usos en enseñanza superior. El grupo de investigación MLLP lleva años colaborando con el ASIC de la UPV con el fin de enriquecer estos materiales haciendo uso de tecnologías de machine learning, como son el reconocimien...
Conference Paper
Full-text available
Completion rates have been a controversial topic since Massive Open Online Courses (MOOCs) became mainstream in 2012. In January 2016, based in previous trials, edx.org discontinued the free honor code certificate for new courses, trying to increase the number of verified certificates sold. After one year we have studied the effects of this measure...
Conference Paper
Full-text available
El uso de vídeos docentes en el mundo universitario se ha extendido e implantado rápidamente en diferentes aplicaciones docentes, lo que da pie a plataformas y servicios como poliMedia, de la Universitat Politècnica de València (UPV), que permite la creación, publicación y difusión de este contenido multimedia docente.Por medio de diversos proyecto...
Article
Video lectures are a valuable educational tool in higher education to support or replace face-to-face lectures in active learning strategies. In 2007 the Universitat Polit`ecnica de Val`encia (UPV) implemented its video lecture capture system, resulting in a high quality educational video repository, called poliMedia, with more than 10.000 mini lec...
Article
Full-text available
Video lectures are widely used in education to support and complement face-to-face lectures. However, the utility of these audiovisual assets could be further improved by adding subtitles that can be exploited to incorporate added-value functionalities such as searchability, accessibility, translatability, note-taking, and discovery of content-rela...
Conference Paper
Full-text available
Los videos docentes son una herramienta de gran aceptacion en el mundo universitario, que se integran en metodologias activas y innovadoras, dando pie a plataformas como poliMedia, plataforma de la Universitat Politecnica de Valencia (UPV) que permite la creacion, publicacion y difusion de este tipo de contenido multimedia. En el marco del proyecto...
Article
Full-text available
In this paper we will present a case study and an analysis conducted to evaluate the use of lecture learning as a helpful companion to the classical teaching. This effort is done around the Opencast Matterhorn software, a system that is able to record classroom presentations and publish them on a LMS automatically, without the intervention of a tec...
Conference Paper
Full-text available
We describe the demographics and comment the completion rate and satisfaction results of Universitat Politecnica de Valencia first three MOOC editions, 2 in its platform upvx.es and one in Universia's platform miriadax.net. We have the completion rate data of over 83.000 students, demographic data from precourse enrollment (more than 30.000) and op...
Conference Paper
Full-text available
[ Full article: http://hdl.handle.net/10251/54397 ] Video lectures are a tool of proven value and wide acceptance in universities that are leading to platforms like poliMedia. transLectures is a European project that generates automatic high-quality transcriptions and translations for the poliMedia platform, and improves them by using massive adap...
Article
Full-text available
[ Full article: http://hdl.handle.net/10251/55925 ] Video lectures are fast becoming an everyday educational resource in higher education. They are being incorporated into existing university curricula around the world, while also emerging as a key component of the open education movement. In 2007, the Universitat Politècnica de València (UPV) impl...
Article
Full-text available
Wireless signals present particular behaviour in indoor environments. Walls, roofs and floors generate reflections and refractions that conduce to constructive and destructive interferences due to the multipath effect. In this paper, we perform an analytical study based on the signal strength generated by an access point (AP) inside a building. The...
Conference Paper
Online video lecture repositories are rapidly growing and becoming established as fundamental knowledge assets. However, most lectures are neither transcribed nor translated because of the lack of cost-effective solutions that can give accurate enough results. In this paper, we describe a system architecture that supports the cost-effective transcr...
Article
Full-text available
Universitat Politecnica de Valencia (UPV) has developed a pilot program for automated recording of lectures called Videoapuntes during the academic year of 2012-2013. In this project we have recorded up to 36 lecture halls, from which students in the pilot courses have access to a high quality recording of the lecture comprising audio, video and th...
Chapter
Specific Absorption Rate (SAR) is used to measure the body tissue exposure to electromagnetic fields. This chapter describes how SAR values can be estimated from a deployed Wireless Local Area Network (WLAN). We carried out this work using the Received Signal Strength (RSS) obtained from the access points. This parameter is easily obtained by an or...
Article
IPTV service is one of the topics where industry and academia are providing more efforts with the purpose of enhancing the systems in existence. One of the potentially biggest advantages of IPTV is the existence of a return channel from the customer to the IPTV service provider, which makes this technology the upcoming TV distribution system. The n...
Article
Full-text available
An adequate wireless network plan is needed to replace the traditional wired LANs. A full coverage WLAN offers the flexibility to relocate people and equipment or to reconfigure and add more wireless devices to the network. Usually, an IEEE 802.11 variant is chosen based on their bandwidth and their coverage area. However, sometimes there are speci...
Conference Paper
Full-text available
In this paper we present Polimedia as an alternate way of producing video learning objects instead of lecture recording. We are using heavily this technology with a teacher support program involving more than two hundred teachers and in this time we have produced more than two thousand Polimedia learning objects and we have also disseminated this t...
Conference Paper
Full-text available
There are several IEEE 802.11 variants to interconnect several wireless devices. Usually, a variant is chosen based on their bandwidth and their coverage area. However, sometimes, there are special cases where the best technology is not the newest one. E.g., in the case where devices are going to transmit at a maximum of 1 Mbps, any choice is accep...
Conference Paper
Full-text available
This paper discusses the development of a multimedia training material and the possibilities of using Information and Communications Technologies (ICT) for delivering Continuing Engineering Education and Life-Long Learning. A special remark should be done on the use of web technologies and media authoring tools for Antenna Courses.
Article
Full-text available
Wireless Local Area Networks are becoming necessary in university campuses and enterprise areas. Taking advantage of this technology, many benefits can be obtained. One of them is the use of the user’s mobility information when there is ubiquity in the wireless network. This information can tell us which places are most visited, if people have to g...
Conference Paper
Full-text available
Classical teaching experience is a mixture of different kinds of inputs, such as voice, non-verbal communication (teacher’s gestures, projection screen, blackboard, showing different objects, interaction, etc.). The transmission of this set of senses through technological platforms is not easy, due to the great number of items that are lost along t...
Article
Full-text available
In this paper we present Polimedia, a system designed to help teachers producing high quality e-learning content without technological knowledge. We achieve this by using a special TV-like recording studio that gets teachers' video and learning material in a way that resembles standard slide presentations. We present the architecture of the system...
Conference Paper
Full-text available
One of the multimedia services offered by the campus network of the Polytechnic University of Valencia is TV over IP. This service works well in the devices connected directly to the wired network but we have detected some problems when the receivers access to the campus network through wireless IEEE 802.11, especially when devices roam across the...
Conference Paper
Full-text available
With the adoption of the wireless LAN technology as one of the main ways to access the enterprise network, IP services have found another place where they can be implemented. In this paper we will show the test and performance used to develop the IP telephony network over the 802.11g wireless LAN of the Polytechnic University of Valencia. In order...
Article
Full-text available
La constante renovación de tecnologías de video digital siempre ha provocado una continua necesidad de migración y adaptación a nuevos formatos. Recientemente, se han producido diversos avances tecnológicos que han posibilitado la difusión de video digital más allá de los convencionales estándares 'broadcasting'. Entre el video de alta definición a...
Conference Paper
Full-text available
Wireless IP telephony is becoming very popular between the users of large wireless local area networks (WLANs). This increment has been mainly caused because it allows cost savings. Although, large WLANs use to provide high availability and redundancy, WLANs lack on the available throughput when there are many IP telephony users. In this paper we p...
Conference Paper
Full-text available
One of the biggest concerns in e-learning is the development of suitable content. To reuse standard Webcast content for mobile phones and smartphones we have designed and tested a content adaptation system that enables the presentation & reuse of Webcast multimedia content for resource limited mobile terminals. In particular, our system approach th...
Conference Paper
Full-text available
In this paper, an empiric radio coverage model for indoor wireless LAN is presented. This model has been tried out in a vast series of large extension buildings obtaining successful results. The objective of the model is to facilitate the radio design work of a wireless LAN by means of straightforward calculations, because the use of statistical me...
Article
Full-text available
Wireless Local Area Networks are important and necessary in university campuses and large enterprise areas. Such networks allow us to have data connection anywhere without wires and many other benefits such as to obtain the location of the users. Moreover, they can be used to track the users. Tracking the user's mobility we can know which places ar...

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Projects

Projects (7)
Project
FOSTWOM project is a three-year Co-funded by the European Commission’s Erasmus+ for Higher Education. FOSTWOM intend to use the inclusive potential of MOOCs to propose STEM subjects free of stereotypes on gender skills.
Project
Evaluar la experiencia de usuario de la plataforma MOOC UPV