Panagiotis Zervas

SCiO

Land use planning (LUP) to achieve Land Degradation Neutrality (LDN) needs methods and tools that support the identification of best LUP solutions in terms of transitions from current degradative land use (LU) and land management (LM) practices to better LU and LM options. A crucial need is the identification of context specific sustainable land ma...

Microgreens have gained attention for their exceptional culinary characteristics and high nutritional value. The present study focused on a novel approach for investigating the easy extraction of plant samples and the utilization of immersible silicon photonic sensors to determine, on the spot, the nutrient content of microgreens and their optimum...

This document is a systematic compilation of critical descriptors for documenting innovations in order to respond to the needs of stakeholders in the information and performance management systems within the CGIAR, such as innovation users, project and program managers, investors/donors, evaluators, monitoring officers, impact assessment officers,...

The CGIAR Research Program on Roots, Tubers, and Bananas (RTB) has commissioned a study to develop an innovation catalogue to present its innovation portfolio to the international scientific and development community and to support ongoing efforts to establish an innovation management architecture in CGIAR. The study team has been tasked with desig...

p>The enhancements in IT solutions and the open science movement are injecting changes in the practices dealing with data collection, collation, processing and analytics, and publishing in all the domains, including agri-food. However, in implementing these changes one of the major issues faced by the agri-food researchers is the fragmentation of t...

Agricultural and food research are increasingly becoming fields where data acquisition, processing, and analytics play a major role in the provision and application of novel methods in the general context of agri-food practices. The chapter focuses on the presentation of an innovative, holistic e-infrastructure solution that aims to enable research...

Background: As part of the H2020 funded research project “AGINFRA+“ new web-based resource are developed that could support collaboration and information exchange in the One Health domain as well. On the basis of the existing e-infrastructures like D4Science the AGINFRA+ project develops Virtual Research Environments (VRE) that can support specific...

The paper reports on activities carried within the Agrisemantics Working Group of the Research Data Alliance (RDA). The group investigated on what are the current problems research and practitioners experience in their work with semantic resources for agricultural data and elaborated the list of requirements that are the object of this paper. The m...

The paper reports on activities carried within the Agrisemantics Working Group of the Research Data Alliance (RDA). The group investigated on what are the current problems research and practitioners experience in their work with semantic resources for agricultural data, and elaborated the list of requirements that are the object of this paper. The...

Agri-food research calls for changes in the practices dealing with data collection, collation, processing and analytics, and publishing thus to fully benefit from and contribute to the Open Science movement. One of the major issues faced by the agri-food researchers is the fragmentation of the "assets" that can be exploited when performing research...

Science education is recognized as a top priority for school education reforms worldwide. Inquiry-based teaching strategies are recognized as appropriate for supporting the development of the cognitive processes that cultivate problem solving (PS) competence, a key competence of scientific literacy. A widely used framework for assessing individual...

With many Learning Object Repositories (LORs) implemented and maintained independently from different organizations or communities, valuable Learning Objects (LOs) are scattered over different LORs and making it difficult for end-users (namely, instructional designers, teachers and students) to easily find and access them. A suggested solution towa...

Online labs (OLs) constitute digital educational tools which can have a significant role in supporting science, technology, engineering and mathematics (STEM) teachers in their daily teaching practice. Designing STEM lessons supported by specific OLs is a challenging task and thus, it is useful for STEM teachers to be able to share their lesson pla...

Lesson Plans (LPs) are a commonly used method for capturing and disseminating teaching practice within online teachers’ communities. Nevertheless, there are no commonly accepted and appropriately designed models for representing LPs. This shortcoming is also mirrored in the existing LP authoring tools, with each of them accommodating a different su...

In the field of Technology-enhanced Learning (TeL), social tagging has been applied to Learning Object Repositories (LORs) mainly as a means:(a) to offer an alternative way of classifying the Learning Objects (LOs) based on the tag vocabulary created by the end-users of the LOs, and (b) to facilitate the enhancement of LOs’ descriptions via collabo...

Co-tagging refers to the process of adding the same tag to one or more digital resources by two or more taggers. This process can be modelled as a social network, also known as co-tagging network, where the actors are the taggers and the relationships between them are the common tags that they have used. Co-tagging networks have been studied by app...

Inclusive education, namely the process of providing all learners with equal educational opportunities, is a major challenge for many educational systems worldwide. In order to address this issue, a widely used framework has been developed, namely the Universal Design for Learning (UDL), which aims to provide specific educational design guidelines...

Remote and virtual labs (RVLs) are widely used by science education teachers in their daily teaching practice. This has led to a plethora of RVLs that are offered with or without cost. In order to organise them and facilitate their search and findability, several RVL web-based repositories have been operated. As a result, a key open challenge is to...

Taking into account the plethora of Remote and Virtual Labs (RVLs) that are currently available online, a key problem has emerged from the need of science teachers to be able to find and select them for their lesson plans, in an efficient and effective way. The most common way to facilitate this process using web technologies is to (a) characterize...

During the last years, several Open Educational Resources OERs initiatives around the world have been developed, which aim to create and share digital educational resources that are openly licensed and available online for everyone to use. These initiatives have contributed in building and sustaining web-based educational communities and communitie...

Globally, large-scale national initiatives are being implemented towards promoting the level and quality of Information and Communication Technologies (ICT) use in school education. However, despite these efforts, the current level of ICT uptake from schools remains low. A wide range of factors have been identified as barriers, including lack of te...

In all European countries, initiatives are implemented towards promoting the use of Information and Communication Technologies (ICT) in schools. However, the current level of school ICT uptake remains low, due to the interrelation of a wide range of factors, including teachers' ICT competences and strategic school Leadership planning. In this conte...

This document is the outcome of the work done during the 2nd year of the project in task “T2.2 -Organizing Online Labs for the Go-Lab Federation: from Small to Big Ideas of Science”, in task“T2.3 – The Go-lab Inventory of Online Labs” and Task “T2.4 – Populating the Go-Labinventory”. The document describes (a) the process of populating the Go-Lab I...

Recommender Systems (RS) have been applied in the Technology enhanced Learning (TeL) field for facilitating, among others, Learning Object (LO) selection and retrieval. Most of the existing approaches, however, aim at accommodating the needs of learners and teacher-oriented RS are still an under-investigated field. Moreover, the systems that focus...

Over the past years, Remote and Virtual Labs (RVLs) have gained increased attention for their potential to support technology-enhanced science education by enabling science teachers to improve their day-to-day science teaching. Therefore, many educational institutions and scientific organizations have invested efforts for providing online access to...

Recommender Systems (RS) have been applied in the Technology enhanced Learning (TeL) field for facilitating, among others, Learning Object (LO) selection and retrieval. Most of the existing approaches, however, aim at accommodating the needs of learners and teacher-oriented RS are still an under-investigated field. Moreover, the systems that focus...

In all European countries many activities are undertaken to promote the use of ICT in school education. Nevertheless, the full potential of ICT is not being exploited. One of the main reasons for this is the lack of teachers’ familiarization with the use of ICT. Therefore, there are increased efforts worldwide for the design of teachers’ profession...

Virtual and remote laboratories provide access to state-of-the-art science experiments and are capable of providing students with innovative learning opportunities. Such environments can be highly effective in increasing students’ interest in science and their engagement in relevant learning activities. In order to increase the findability of avail...

During the past years, several open educational resources (OERs) initiatives around the world have been developed, which aim to create and share digital educational resources in the form of learning objects (LOs) that are openly licensed and available online for everyone to use. These initiatives have contributed in building and sustaining web-base...

Recommender Systems (RS) have been investigated in the Technology enhanced Learning (TeL) field for facilitating, among others, Learning Objects (LOs) selection and retrieval. However, most of the existing approaches focus on the learners' perspective and do not take into consideration teachers' profile. Moreover, the systems that do target teacher...

Accessibility has emerged as a core consideration of systems' design in the Technology enhanced Learning (TeL) field. This ensures that technology does not introduce barriers to the inclusion of people with disabilities but rather it offers equal opportunities to education and training. Within this context, several initiatives have emerged, which a...

Remote and virtual laboratories aim to overcome typical constraints of traditional laboratories and offer access to laboratory experiments without location and time restrictions. Additionally, the continuous growth of mobile devices' ownership, as well as their increased technical capabilities, have created an emerging trend for supporting mobile a...

Research collaboration is studied in different research areas, so as to provide useful insights on how researchers combine existing distributed scientific knowledge and transform it into new knowledge. Commonly used metrics for measuring research collaborative activity include, among others, the co-authored publications (concerned with who works wi...

Learning Object Repositories (LORs) are a core element of the Opening up Education movement around the word. Despite, the wide efforts and investments in this topic, still most of the existing LORs are designed mainly as digital libraries that facilitate discovery and provide open access to educational resources in the form of Learning Objects (LOs...

Over the past years, several initiatives have emerged worldwide towards the provision of open access to educational resources, in the form of learning objects (LOs). The main objective of such initiatives is to support the process of organizing, classifying, and storing LOs and their associated metadata in Web-based repositories which are called le...

The emerging Web 2.0 applications have allowed new ways of characterizing digital educational resources, which moves from the expert-based descriptions relying on formal classification systems such as the IEEE Learning Object Metadata (LOM) to a less formal user-based tagging. This alternative way of characterizing digital educational resources is...

Over the past years, several frameworks have been developed aiming to support inclusive learning by the provision of flexible or individualized learning experiences. These frameworks recognize the broad diversity of learners and they provide specific learning design principles to ensure accessibility of all learner types to the learning environment...

Mobile assisted language learning (MALL) and open access repositories for language learning resources are both topics that have attracted the interest of researchers and practitioners in technology enhanced learning (TeL). Yet, there is limited experimental evidence about possible factors that can influence and potentially enhance reuse of MALL res...

Over the last decade, a number of international efforts have led to the development of specifications and standards in the field of technology-enhanced learning (TEL) that are related with online course design, packaging and delivery. Examples include the Sharable Content Object Reference Model (SCORM) and the IMS Learning Design (LD) Specification...

Over the past years, the widespread ownership of mobile devices has led to research initiatives that investigate the potential educational benefits from enabling learners’ access to digital educational resources without place and device constraints. Nevertheless, most of existing digital educational resources are currently developed considering des...

The main outcome of this document is the development of the Go Lab Inventory of Online Labs for the 1st year of the project, which includes thirteen (13) online labs, described following the Go Lab methodology and they will be used (a) in WP1 in order to support the work of the pedagogical team for designing relevant educational scenarios based on...

Over the last decade, several research initiatives investigate the potentials of the educational paradigm shift from the traditional one-size-fits-all teaching approaches to adaptive and personalized learning. On the other hand, mobile devices are recognized as an emerging technology with the potential to facilitate teaching and learning strategies...

Language Learning has been a primary field of application for mobile learning. This approach is widely known as Mobile Assisted Language Learning (MALL). On the other hand, during the last decade a number of Open Educational Resources (OERs) initiatives have been emerged worldwide. These initiatives have also influenced the field of Technology-enha...

Over the past years, a number of international initiatives that recognize the importance of sharing and reusing digital educational resources among educational communities through the use of Learning Object Repositories (LORs) have emerged. Typically, these initiatives focus on collecting digital educational resources that are offered by their crea...

Open Educational Resources (OER) – that is, teaching, learning and research materials that their owners make free to others to use, revise and share – offer a powerful means of expanding the reach and effectiveness of worldwide education. Those resources can be full courses, course materials, modules, textbooks, streaming videos, software, and othe...

Over the last decade, several research initiatives have investigated the potentials of the educational paradigm shift from the traditional one-size-fits-all teaching approaches to adaptive and personalized learning. On the other hand, mobile devices are recognized as an emerging technology to facilitate teaching and learning strategies that exploit...

Over the last decade, several research initiatives investigate the potentials of the educational paradigm shift from the traditional one-size-fits-all teaching approaches to adaptive and personalized learning. On the other hand, mobile devices are recognized as an emerging technology with the potential to facilitate teaching and learning strategies...

During the last decade, Open Educational Resources (OERs) have gained increased attention for their potential to support open access, sharing and reuse of digital educational resources. Therefore, a large amount of digital educational resources have become available worldwide through web-based open access repositories which are referred to as Learn...

Over the past years, a number of international initiatives that recognize the importance of sharing and reusing digital educational resources among educational communities through the use of Learning Object Repositories (LORs) have emerged. Typically, these initiatives focus on collecting digital educational resources that are offered by their crea...

Purpose: This paper aims to present and evaluate a web-based tool, namely ASK-CDM-ECTS, which facilitates authoring and publishing on the web descriptions of (open) academic courses in machine-readable format using an application profile of the Course Description Metadata (CDM) specification, namely CDM-ECTS. Design/methodology/approach: The paper...

A number of international initiatives, such as the leading initiative of Open Educational Resources (OER) movement, have recognized the potential value of sharing and reusing digital resources among educational communities. As a result – organizing, managing, offering, and accessing these resources over the Web have been key issues for both the res...

Within the context of the emerging Open Academic Courses Initiatives, the issue of explicitly describing an academic course is raised. Nevertheless, existing Initiatives do not share a common conceptual model for describing their academic courses. The main drawback of this approach is that these descriptions impede inter initiative comparison and e...

Over the past years, a wide range of Technology-enhanced Learning (TeL) systems have been developed, which have significantly influenced the field of foreign languages teaching and learning. This is widely known as Technology-enhanced Language Learning (TELL). On the other hand, the widespread ownership of mobile devices and the potential benefits...

Over the past years, there has been several research initiatives in Technology-enhanced Learning (TeL) that investigate the potential of the educational paradigm shift from the traditional one-size-fits-all approach to learning and teaching to adaptive and personalized learning, in which teaching is tailored to individual learners' needs and charac...

Over the past years a large amount of digital science education resources became available for open access through web-based repositories. These resources have the potential to support technology-enhanced science education by enabling science teachers to improve their day-to-day science teaching. Nevertheless, it has been identified that science te...

During the last years, the design and development of technology-enhanced training systems for disabled groups of learners has attracted the attention of the technology-enhanced learning community. However, although a number of such systems have been designed to meet accessibility needs and preferences for those groups, most of them anticipate speci...

Over the past years, several Open Educational Resources (OERs) initiatives have been emerged worldwide aiming to create, share and reuse digital educational resources among educational communities. As a result, organizing, offering and accessing these resources over the web have been key issues for both the research and the educational community. T...

Learning Management Systems (LMS) are widely used in Higher Education offering important benefits to students, tutors, administrators and the educational organizations. On the other hand, the widespread ownership of mobile devices has lead to educational initiatives that investigate their potential as the means to change the way that students inter...

Over the past years a large amount of digital science education resources became available worldwide through web-based repositories facilitating their sharing and re-use among science education communities. These resources bare the potential to support technology-enhanced science education by enabling science education teachers to improve their day...

A number of international initiatives, such as the leading initiative of Open Educational Resources (OER) movement, have recognized the worth of sharing and reusing educational resources among educational communities. This has become an important issue in the field of Technology-enhanced Science Education, and over the past years a large amount of...

Efficient search and retrieval of science education resources available in web-based repositories, depends on their educational metadata. Although the IEEE LOM Standard is the commonly accepted way for describing educational resources with metadata, it is beyond its scope to directly support the description of educational resources with Science Edu...

In the field of technology-enhanced learning, Learning Objects (LOs) are the key paradigm for developing and sharing digital educational content. The main advantage of LOs is considered to be their potential for component-based reuse in different learning settings supporting different learning activities. However, despite the importance of the conc...

An important success factor for ubiquitous and mobile learning is the pedagogically meaningful and technically feasible process of learners' contextual information. Thus, in order to achieve personalized and ubiquitous learning, tools for context-aware adaptive learning designs (authoring tools) and context-aware adaptive delivery of learning activ...

During the past years sharing and re-use of digital science education resources became a mainstream activity among science education communities. These resources bare the potential to support technology-enhanced science education by enabling science education teachers to improve their day-to- day science teaching. On the other hand, it has been ide...