Alexander Nussbaumer

Alexander Nussbaumer
Graz University of Technology | TU Graz

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71
Publications
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Publications

Publications (71)
Chapter
E-learning systems present an opportunity for both students and the field of education that has been steadily increasing in importance, especially over the past few years. This paper examines an intra-university e-learning course built on the principle of self-regulated learning, with the goal of finding behavioral patterns in the way learners navi...
Article
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The development and utilisation of new information and communication technologies presents opportunities and risks, which bring ethical issues to the forefront. Any attempt to minimise the potential negative consequences to individuals, organisations and society resulting from the use of these technologies is challenging. In order to address these...
Chapter
While on the labour market there is a high demand for employees educated and skilled in the field of natural sciences, engineering and information technologies, a lack of interest in these fields of expertise can be identified in young people. The aim of our research is to leverage a scientifically founded and empirically validated approach and con...
Chapter
The assessment of the current situation of digital skills and competencies in a given group is a fundamental issue nowadays. Hence, the purpose of the research study is to address this issue. The research methodology is quantitative, including also a case study experiment and pre and post-questionnaires. To obtain and make use of digital resources,...
Chapter
The assessment of digital skills and competencies required to make use of digital resources poses several challenges. In order to evaluate the current situation and trends, this research study initially presents a review of history, existing trends and digital competence frameworks, learning and teaching methodologies for digital literacy and provi...
Conference Paper
This paper presents an approach and methodology for user-centred evaluation of adaptive systems. In contrast to layered evaluation approaches that decompose adaptation into its constituents, our approach conceptualises the quality and benefit for the user into separate evaluation qualities for a comprehensive and multifaceted evaluation. Instrument...
Chapter
This chapter discusses three clusters of approaches to measure and detect cognitive biases in the context of a Visual Analytics Environment (VAE). The first approach is called theory-driven since it refers to purely expert-driven methods. One of these methods is based on the definition of design recommendations for interactive data visualizations t...
Conference Paper
Digital game technologies are a promising way to enable training providers to reach other target groups, namely those who are not interested in traditional learning technologies. Theoretically, through using digital game technologies we are able to foster the acquisition of any competence by specifying competency structures, offering adequate probl...
Article
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Developing decision support systems for emergency situations is a complex and challenging task. These difficulties are compounded further in the case of cross-border emergencies, which often require the coordination and collaboration of independent agencies. These agencies have different structures and resources in place, and follow their own inter...
Article
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Errors in decision-making worldwide highlight the need for training in decision-making. The unpredictability and complexity of emergencies makes training in every possible emergency impossible. Rather than training in specific examples of major emergency events, training in a decision-making skill set will provide a method of response that will be...
Conference Paper
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The aim of the S-HELP (Securing-Health Emergency Learning Planning) project is to develop a decision support tool-set and training system for multi-agency decision making during large-scale emergencies. Emergency management is a complex undertaking, associated with a number of long term consequences with often devastating effects on an affected pop...
Conference Paper
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In this paper, we describe an approach for training decision making competences in emergency situations with the help of a multi-modal online environment. Decision making is an essential aspect of emergency management and a successful response to an emergency situation highly depends on whether decisions are being taken in an effective and timely m...
Conference Paper
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Digital games constitute a major emerging technology that is expected to enter mainstream educational use within a few years. The highly engaging and motivating character of such games bears great potential to support immersive, meaningful, and situated learning experiences. To seize this potential, meaningful quality and impact measurements are in...
Chapter
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Self-regulated learning (SRL) competences are crucial for lifelong learning. Their cultivation requires the right balance between freedom and guidance during the learning processes. Current learning systems and approaches, such as personal learning environments, give overwhelming freedom, but also let weak learners alone. Other systems, such as lea...
Conference Paper
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Self-Regulated Learning (SRL) and related meta-cognitive learning competences help to increase learning progress. However, facilitating the acquisition of such competences with learning technologies is challenging. Training requires an individualized approach and the right balance between the learner’s freedom and guidance. To support SRL, we appli...
Article
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Many studies have been conducted, mainly in a university environment, and researchers have identified both advantages and disadvantages of e-learning. Very little is known about the applicability and suitability of e-learning to vocational and skills-based training. The research presented in this paper evaluates an adaptive e-learning model INNOVRE...
Article
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Intelligence analysis activities are increasingly seen as a sense-making activity. Information systems supporting these activities have, therefore, to be designed in a way to enable analysts to engage in sensemaking in an efficient manner. In the context of the VALCRI project, we developed guidelines for an appropriate design of intelligence analys...
Conference Paper
In the domain of criminal intelligence analysis, each day an analyst has to make sense and to create insight of a large amount of different data. However, due to the nature of human cognition, these cognitive processes may lead to systematic errors, so-called cognitive biases. In this paper, based on relevant state-of-the-art, preliminary ideas how...
Conference Paper
Criminal intelligence analysts of today are confronted with a veritable explosion in data volume. They are constantly required to make sense of these data and consequently to make appropriate decisions. To effectively manage the complexity of information and to avoid to be overwhelmed by it, humans unconsciously apply heuristics. These heuristics,...
Conference Paper
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Translating conceptual knowledge into real world experiences presents a significant educational challenge. This position paper presents an approach that supports learners in moving seamlessly between conceptual learning and their application in the real world by bringing physical and virtual experiments into everyday settings. Learners are empowere...
Article
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This paper presents a conceptual approach and a Web-based service that aim at supporting self-regulated learning in virtual environments. The conceptual approach consists of four components, which are (a) a self-regulated learning model for supporting a learner-centred learning process, (b) a psychological model for facilitating competence-based pe...
Conference Paper
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This paper presents a service that supports the evaluation of adaptive learning systems. This evaluation service has been developed for and tested with an adaptive digital libraries system created in the CUTLURA project. Based on these experiences an approach is outlined, how it can be used in a similar way to evaluate the features and aspects of a...
Article
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Digital humanities initiatives play an important role in making cultural heritage collections accessible to the global community of researchers and general public for the first time. Further work is needed to provide useful and usable tools to support users in working with those digital contents in virtual environments. The CULTURA project has deve...
Conference Paper
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Adaptive learning systems aim to address a learner's specific needs, considering factors such as prior knowledge, learning efficiency, learning goals and motivation. Especially in distance education, often directed to adult learners with full-time jobs, it is very important to provide assistance to counteract high dropout rates. This paper describe...
Article
Full-text available
Self-Regulated Learning (SRL) is a term that can be used to describe an individual’s ability to develop a skill set allowing him or her to learn in a number of different ways. SRL can also relate to new pedagogical theories that encourage teachers in formal education to motivate and support their students into achieving a high level of self-regulat...
Article
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This article presents an approach that supports the creation of personal learning environments (PLE) suitable for self-regulated learning (SRL). PLEs became very popular in recent years offering more personal freedom to learners than traditional learning environments. However, creating and configuring PLEs demand specific meta-skills that not all l...
Conference Paper
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This paper presents the evaluation approach taken for an innovative research environment for digital cultural heritage collections in the CULTURA project. The integration of novel services of information retrieval to support exploration and (re)search of digital artefacts in this research environment, as well as the intended corpus agnosticism and...
Conference Paper
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This paper presents a novel approach how learning paths consisting of game units can be created and adapted to learners based on their behavior during the game play. Non-invasive assessment procedures interpret the behavior and calculate information about the competences of the learners. A user model holds probabilistic information on the competenc...
Conference Paper
The advantage of Personal Learning Environments (PLEs) is to empower a learner in taking control over his/her own learning process. The shift from just being controlled by a teacher towards taking control by oneself in a self-regulated learning (SRL) way can be basically initialised by providing learning environments that can be personalised and in...
Conference Paper
Evaluation is an important task for digital libraries, because it reveals relevant information about their quality. This paper presents a conceptual and technical approach to support the systematic evaluation of digital libraries in three ways and a system is presented that assists during the entire evaluation process. First, it allows for formally...
Conference Paper
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This paper presents an approach for supporting awareness and reflection of learners about their cognitive and meta-cognitive learning activities. In addition to capture and visualise observable data about the learning behaviour, this approach intends to make the leaner aware of their non-observable learning activities. A technical approach and part...
Conference Paper
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This paper presents an approach and an integrated tool that supports the creation of personal learning environments suitable for self-regulated learning. The rationale behind this approach is an ontology of cognitive and meta-cognitive learning activities that are related to widgets from a Widget Store. Patterns of such learning activities allow fo...
Conference Paper
The purpose of this paper is to support the creation of a Personalised Learning Environment (PLE) in a psycho-pedagogical sound way. In our approach a PLE is a mash-up of widgets, small tools, which are arranged together. In order to support the compilation of the individual learning environment, educational components have been identified, which m...
Conference Paper
Full-text available
Self-regulated learning (SRL) is a crucial skill in the era when people need to learn during their whole lives. However, the traditional educational system, which is teacher-centered, does not cultivate this competence very well. In this paper we propose an approach to stimulate reflection of learners about their own learning processes, which is an...
Chapter
The 21st century is challenging the future educational systems with ‘twitch-speed’ societal and technological changes. The pace of (technological) innovations forces future education to fulfill the need of empowering people of all societal, cultural, and age groups the acquire competences and skills in real-time for demands and tasks we cannot even...
Article
Full-text available
Personal learning environment (PLE) solutions aim at empowering learners to design (ICT and web-based) environments for their learning activities, mashingup content and people and apps for different learning contexts. Widely used in other application areas, recommender systems can be very useful for supporting learners in their PLE-based activities...
Conference Paper
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In recent years, research on mash-up technologies for learning environments has gained interest. The overall goal is to enrich or replace traditional learning management systems (LMS) with mash-ups of widgets and services that can be easily combined and configured to fit the learner needs. This paper presents the implemented prototype of the ROLE i...
Conference Paper
Full-text available
Personal learning environment (PLE) solutions aim at empowering learners to design (ICT and web-based) environments for their activities in different learning contexts and even for transitions between these contexts. Hereby, recommender systems which are highly successful in other application areas comprise one relevant technology for supporting le...
Conference Paper
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In this paper an approach is presented how communities of practice (CoP) can be integrated with a process model for self-regulated learning (SRL). First, it is argued that self-regulated learning happens on a general learning level as well as on a specific level which is related to use a learning group as certain learning strategy. In order to link...
Conference Paper
This paper presents technology-mediated strategies and a technical infrastructure design for supporting self- regulated learning in open responsive learning environments which are individually compiled by the learners themselves. A self-regulated learning process model has been defined to connect the self-regulated learning approach with concrete l...
Conference Paper
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In this paper, we describe the work on the visualisation tools and techniques currently developed in the GRAPPLE research project. Since the GRAPPLE project aims at developing a generic solution for adaptive e-learning, also the visualisation tools need to be as generic as the GRAPPLE approach and its data models are. This paper also discusses rela...
Conference Paper
Our society of the 21st century makes great demands on its members caused by rapid developing and ever-changing political, social, economical and technological situations. Consequently, it is expected that members of the society keep pace with these mutable situations, adapt their skills and expertise. As a result, modern instructional design, lear...
Conference Paper
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In this paper a technique is presented how to realise adaptive competence assessment and the creation of adaptive learning paths for the ISAC system. ISAC is an intelligent tutoring system which supports the learner in solving problems in applied mathematics. It is able to monitor and support the learner in each calculation step. However, it does n...
Conference Paper
Full-text available
This paper presents a tool which supports self-regulated learning in the context of open responsive learning environments. The context of this tool is a technical infrastructure which empowers learners to build their own learning environments by choosing from existing learning resources, such as content, learning tools, and learner networks. In ord...
Conference Paper
Full-text available
To empower the learner for true lifelong and personalised learning with a responsive open learning environment (ROLE) is one aim of the ROLE project. A psycho-pedagogical integration model (PPIM) towards supporting learning has been developed by facilitating the concept of personalised self-regulated learning. The first version of the ROLE PPIM is...
Article
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This article presents two current research trends in e-learning that at first sight appear to compete. Competence-Based Knowledge Space Theory (CBKST) provides a knowledge representation framework which, since its invention by Doignon & Falmagne, has been successfully applied in various e-learning systems (for example, Adaptive Learning with Knowle...
Conference Paper
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In this paper the design and development approach of an authoring tool for defining pedagogical relationship types is described. Pedagogical relationship types are used to define adaptation strategies which can be used by an adaptation engine to create an adaptive course based on user model information. Based on domain models consisting of concepts...
Presentation
Personalised attention improves students learning outcomes, but due to time- or other constraints teachers are often unable, to provide this. On-line courses are becoming increasingly popular by means of Learning Management Systems (LMS). Adaptive Hypermedia (AH) systems can offer a richer learning experience, by giving more personalised attention...
Conference Paper
Full-text available
The authors present an approach for implementing a system for the assessment of medical competences using a haptic simulation device. Based on Competence based Knowledge Space Theory (CbKST), information on the learners’ competences is gathered from different sources (test questions, data from the simulator, and supervising experts’ assessments)....
Conference Paper
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This paper presents a concept how a learning environment can be established in 3D space and how it can be adapted to the competence state of a learner. In contrast to existing Learning Management Systems learning paths are spatially represented in 3D space. In this approach the learner can immerse into a virtual learning landscape consisting of lea...
Technical Report
Full-text available
This research report outlines a preliminary definition and design of a concept relationship type (CRT) tool. Objectives and requirements of a CRT tool for representing relationship types based on the domain model (DM) and for defining adaptation rules towards a conceptual adaptation model (CAM) are investigated. Functionalities and components const...
Conference Paper
Full-text available
In this paper a novel approach is presented how visualisation of knowledge and competence structures can be employed in order to support personalisation in e-learning systems. Information visualisation strategies are used to present ontology-based domain knowledge and related competence structures to the learner. In contrast to adaptive e-learning...
Conference Paper
Two tools for skill assessment are presented in this paper. First the Adaptive Assessment Tool provides an efficient way for testing the learner's knowledge by posing questions. Second the Self-Evaluation Tool provides a method to assess the learner's knowledge by defining skills based on a controlled vocabulary. In both cases the result is a set o...