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Price: EUR 250.00Authors: Platt, Donald W. | Boy, Guy A.
Article Type: Research Article
Abstract: A virtual assistant is being developed for use by astronauts as they use rovers to explore the surface of other planets. This interactive database, called the Virtual Camera (VC), is an interactive database that allows the user to have better situational awareness for exploration. It can be used for training, data analysis and augmentation of actual surface exploration. This paper describes the development efforts and Human-Computer Interaction considerations for implementing a firstgeneration VC on a tablet mobile computer device. Scenarios for use will be presented. Evaluation and success criteria such as efficiency in terms of processing time and precision situational …awareness, learnability, usability, and robustness will also be presented. Initial testing and the impact of HCI design considerations of manipulation and improvement in situational awareness using a prototype VC will be discussed. Show more
Keywords: Situation Awareness, Augmented Reality, Human-Computer Interaction, Tablet Computing, Usability Testing
DOI: 10.3233/WOR-2012-0032-4532
Citation: Work, vol. 41, no. Supplement 1, pp. 4532-4536, 2012
Authors: Stephane, Lucas
Article Type: Research Article
Abstract: The shift from analog to digital Instruments (related mainly to information visualization) and Controls in Nuclear Power Plant Main Control Rooms (NPP MCR) is a central current topic of investigation. In NPP MCR, digitalization was implemented gradually, analog and digital systems still coexisting for the two main systems related to safety - Safety Instruments and Control System (SICS) and Process Instruments and Controls System (PICS). My ongoing research focuses on the introduction of Advanced Interaction Media (AIM) such as stereoscopic 3D visualization and multi-touch surfaces in control rooms. This paper proposes a Safety-Centric approach for gathering the Design Rationale needed …in the specification of such novel AIM concepts as well as their evaluation through user tests. Beyond methodological research, the final output of the current research is to build an experimental simulator aiming to enhance improvements in Human-Systems Integration (HSI). This paper provides an overview of the topics under consideration. Show more
Keywords: Safety Centric Design, Human-Machine Interaction, process modeling, eye-tracking, situation awareness, workload, satisfaction
DOI: 10.3233/WOR-2012-0034-4537
Citation: Work, vol. 41, no. Supplement 1, pp. 4537-4544, 2012
Authors: Schmitt, Kara
Article Type: Research Article
Abstract: Nuclear power is one of the ways that we can design an efficient sustainable future. Automation is the primary system used to assist operators in the task of monitoring and controlling nuclear power plants (NPP). Automation performs tasks such as assessing the status of the plant’s operations as well as making real time life critical situational specific decisions. While the advantages and disadvantages of automation are well studied in variety of domains, accidents remind us that there is still vulnerability to unknown variables. This paper will look at the effects of automation within three NPP accidents and incidents and will …consider why automation failed in preventing these accidents from occurring. It will also review the accidents at the Three Mile Island, Chernobyl, and Fukushima Daiichi NPP’s in order to determine where better use of automation could have resulted in a more desirable outcome. Show more
Keywords: Automation, nuclear power, human-centered design, accidents
DOI: 10.3233/WOR-2012-0035-4545
Citation: Work, vol. 41, no. Supplement 1, pp. 4545-4551, 2012
Authors: Millot, Patrick | Boy, Guy A.
Article Type: Research Article
Abstract: Decision-making plays an important role in life-critical systems. It entails cognitive functions such as monitoring, as well as fault prevention and recovery. Three kinds of objectives are typically considered: safety, efficiency and comfort. People involved in the control and management of such systems provide two kinds of contributions: positive with their unique involvement and capacity to deal with the unexpected; and negative with their ability to make errors. In the negative view, people are the problem and need to be supervised by regulatory systems in the form of operational constraints or by design. In the positive view, people are the …solution and lead the game; they are decision-makers. The former view also deals with error resistance, and the latter with error tolerance, which, for example, enables cooperation between people and decision support systems (DSS). In the real life, both views should be considered with respect to appropriate situational factors, such as time constraints and very dangerous environments. This is known as function allocation between people and systems. This paper presents a possibility to reconcile both approaches into a joint human-machine organization, where the main dimensioning factors are safety and complexity. A framework for cooperative and fault tolerant systems is proposed, and illustrated by an example in Air Traffic Control. Show more
Keywords: life critical systems, human error, cooperative decision support system, fault tolerant system, air traffic management
DOI: 10.3233/WOR-2012-0033-4552
Citation: Work, vol. 41, no. Supplement 1, pp. 4552-4559, 2012
Authors: Lwears, Robert
Article Type: Research Article
Abstract: The discipline of ergonomics, or human factors engineering, has made substantial contributions to both the development of a science of safety, and to the improvement of safety in a wide variety of hazardous industries, including nuclear power, aviation, shipping, energy extraction and refining, military operations, and finance. It is notable that healthcare, which in most advanced societies is a substantial sector of the economy (eg, 15% of US gross domestic product) and has been associated with large volumes of potentially preventable morbidity and mortality, has heretofore not been viewed as a safetycritical industry. This paper proposes that improving safety performance …in healthcare must involve a re-envisioning of healthcare itself as a safety-critical industry, but one with considerable differences from most engineered safety-critical systems. This has implications both for healthcare, and for conceptions of safety-critical industries. Show more
Keywords: Health care, safety
DOI: 10.3233/WOR-2012-0037-4560
Citation: Work, vol. 41, no. Supplement 1, pp. 4560-4563, 2012
Authors: Vasconcelos, Ricardo | Silva, Daniel | Pinto, Ricardo | Duarte, Sérgio
Article Type: Research Article
Abstract: The new challenges in the field of Health and Safety at Work require the implementation of more comprehensive and participatory interventions, in order to have a real impact on the working conditions. Matriosca Model has sought over the years to involve workers in the construction of new working conditions, promoting transformation through training and recreating training from the transformation. This article seeks to present some of the results of the implementation of the Matriosca Model on a chemicals industrial company regarding the many changes that it promoted, how these changes have evolved through time, how the dimensions of training and …transformation interact and what the participants’ perception of the intervention was. The conclusions drawn allow a richer evaluation of the process, which can enhance the intercommunicating nature between training and transformation, and what impact this has on the actual work. Show more
Keywords: Matriosca, hands-on-training, evaluation, safety promotion, work transformation
DOI: 10.3233/WOR-2012-0752-4564
Citation: Work, vol. 41, no. Supplement 1, pp. 4564-4571, 2012
Authors: Ouellet, Sylvie
Article Type: Research Article
Abstract: Questions related to job skills and the teaching situations that best promote skill development are investigated by specialists in various fields, notably among them, ergonomists. This paper presents the findings of an ergonomic intervention study whose aim was to develop a meat-deboning training program by taking into account both the training content to be constructed and the working conditions that might facilitate or hinder skill development. One-on-one interviews and group discussions, on-the-job and videotape playback observations, as well as self-confrontation interviews were carried out. Activity analysis revealed major variability in work methods. The reasoning behind the experienced workers’ actions and …the experiential job knowledge they had developed were brought to light and served to develop the training content. The determining factors in the choice of work methods were identified, allowing adjustments to be made to the working conditions that might hinder skill development. The ergonomic process that implied taking working conditions into account in our study may make a significant contribution to vocational didactics, which is based on the cognitive analysis of work for the purpose of improving the effectiveness of job-skills training. Show more
Keywords: ergonomic analysis, vocational didactics, work activity, job-skills training, training program
DOI: 10.3233/WOR-2012-0753-4572
Citation: Work, vol. 41, no. Supplement 1, pp. 4572-4576, 2012
Authors: Fernandes, Joana | Santos, Marta
Article Type: Research Article
Abstract: In Portugal, recognition and validation of prior learning has emerged as an important training practice. Since 2001, it has been possible to obtain an academic certification by valuing learning, regardless of its origin. The current study was conducted with trainers and adults who were involved in processes of recognition, validation and certification of competences (RVCC). This research study, using qualitative research methods, described and tried to develop the comprehension of the use of referentials as instruments of trainers’ activity. This analysis focused especially on three aspects: (i) the organization and development of RVCC processes; (ii) trainers’ role in these processes; …and (iii) the use of a referential as an instrument of activity. The findings suggested that the referential used in these processes mediates trainers’ activity, functioning as competences identification guides. After an initial appropriation, trainers reconceptualize the referential by creating their own grids. There is clear variability in the use of this guiding document. Trainers revealed ambivalence towards the autonomy that they have in their work activity. Although they assess the opportunity to individually and freely create their work instruments in a positive way, they also lack a collective support and validation. Show more
Keywords: trainers, instruments, usages of referentials, activity
DOI: 10.3233/WOR-2012-0754-4577
Citation: Work, vol. 41, no. Supplement 1, pp. 4577-4583, 2012
Authors: Ferreira, Joseane Pessanha | da Silva, Claudia Osorio | Rotenberg, e Lúcia
Article Type: Research Article
Abstract: This study streams from a perspective of Workers’ Health as a field of intervention where worker’s experience on the process of illness is essential to understand and generate changes in the work process, and to contribute to develop knowledge in this area. We intended to collaborate in the training of researchers and nursing workers as a means of contributing to amplify their knowledge related to work and health conditions. As a motto to promote dialogue between researchers and workers, we organized workshops to discuss the results of an epidemiological study on the work-health relationships in nursing. Ten workshops were conducted …at two federal public hospitals, in the city of Rio de Janeiro, Brazil. The main aspects discussed during the workshops revealed (i) work nuances for which the questionnaire was not sufficiently sensitive, (ii) some associations between different aspects of the survey, dealt with in the questionnaires, and (iii) recognition that some aspects shown in the epidemiological results were experienced at work. One can appreciate that the proposal presented here contributed to the training of researchers and workers, amplifying their knowledge and contributing to the development of the activity. Show more
Keywords: Participatory return of research results, Three-Pole Dynamic Device, training
DOI: 10.3233/WOR-2012-0755-4584
Citation: Work, vol. 41, no. Supplement 1, pp. 4584-4589, 2012
Authors: Alvarez, Denise | Figueiredo, Marcelo
Article Type: Research Article
Abstract: The purpose of this article is to discuss professional education and training programs offered to teams of operators by the main company in the area of Bacia de Campos (Petrobras), Rio de Janeiro, Brazil. It also discusses the necessary skills to the new functions derived from the implementation of an organizational innovation, the polyvalence, and how such innovation has impacted operators’ activity. By using elements of WEA and the device “Meetings on the Work” it was possible to gain a better understanding of both the distance between the dimensions of prescribed work and real work, and the articulation between outsourcing …and the proposition of polyvalence, which have stimulated the creation of new functions, namely, the polyvalent operator and the operator-maintainer, this latter being in fact an evolvement of the first. Show more
Keywords: “meetings on the work”, polyvalence, offshore oil industry
DOI: 10.3233/WOR-2012-0756-4590
Citation: Work, vol. 41, no. Supplement 1, pp. 4590-4597, 2012
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