166 research outputs found

    Introduction of an Assistance System to Support Domain Experts in Programming Low-code to Leverage Industry 5.0

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    The rapid technological leaps of Industry 4.0 increase the pressure and demands on humans working in automation, which is one of the main motivators of Industry 5.0. In particular, automation software development for mechatronic systems becomes increasingly challenging, as both domain knowledge and programming skills are required for high-quality, maintainable software. Especially for small companies from automation and robotics without dedicated software engineering departments, domain-specific low-code platforms become indispensable that enable domain experts to develop code intuitively using visual programming languages, e.g., for tasks such as retrofitting mobile machines. However, for extensive functionalities, visual programs may become overwhelming due to the scaling-up problem. In addition, the ever-shortening time-to-market increases the time pressure on programmers. Thus, an assistance system concept is introduced that can be implemented by low-code platform suppliers based on combining data mining and static code analysis. Domain experts are supported in developing low-code by targeted recommendations, metric-based complexity measurement, and reducing complexity by encapsulating functionalities. The concept is implemented for the industrial low-code platform HAWE eDesign to program hydraulic components in mobile machines, and its benefits are confirmed in a user study and an industrial expert workshop.Comment: 8 pages, https://ieeexplore.ieee.org/abstract/document/983945

    Automating the synthesis of recommender systems for modelling languages

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    We are witnessing an increasing interest in building recommender systems (RSs) for all sorts of Software Engineering activities. Modelling is no exception to this trend, as modelling environments are being enriched with RSs that help building models by providing recommendations based on previous solutions to similar problems in the same domain. However, building a RS from scratch requires considerable effort and specialized knowledge. To alleviate this problem, we propose an automated approach to the generation of RSs for modelling languages. Our approach is model-based, and we provide a domain-specific language called Droid to configure every aspect of the RS (like the type and features of the recommended items, the recommendation method, and the evaluation metrics). The RS so configured can be deployed as a service, and we offer out-of-the-box integration of this service with the EMF tree editor. To assess the usefulness of our proposal, we present a case study on the integration of a generated RS with a modelling chatbot, and report on an offline experiment measuring the precision and completeness of the recommendationsThis project has received funding from the EU Horizon 2020 research and innovation programme under the Marie Skłodowska-Curie grant agreement No 813884, the Spanish Ministry of Science (RTI2018-095255-B-I00) and the R&D programme of Madrid (P2018/TCS-4314

    Recommender systems in model-driven engineering: A systematic mapping review

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    Recommender systems are information filtering systems used in many online applications like music and video broadcasting and e-commerce platforms. They are also increasingly being applied to facilitate software engineering activities. Following this trend, we are witnessing a growing research interest on recommendation approaches that assist with modelling tasks and model-based development processes. In this paper, we report on a systematic mapping review (based on the analysis of 66 papers) that classifies the existing research work on recommender systems for model-driven engineering (MDE). This study aims to serve as a guide for tool builders and researchers in understanding the MDE tasks that might be subject to recommendations, the applicable recommendation techniques and evaluation methods, and the open challenges and opportunities in this field of researchThis work has been funded by the European Union’s Horizon 2020 research and innovation programme under the Marie Skłodowska-Curie Grant Agreement No. 813884 (Lowcomote [134]), by the Spanish Ministry of Science (projects MASSIVE, RTI2018-095255-B-I00, and FIT, PID2019-108965GB-I00) and by the R&D programme of Madrid (Project FORTE, P2018/TCS-431

    A Player’s Sense of Place: Computer Games as Anatopistic Medium

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    This project works to understand how open-world computer games help generate a sense of place from the player. Since their development over a half century ago, computer games have primarily been discussed in terms of space. Yet the way we think about space today is much different than how those scientists calculated space as a construction of time, mass, and location. But as computer games have evolved, the language has failed to accommodate the more nuanced qualities of game spaces. This project aims at articulating the nuances of place through phenomenological methods to objectively analyze the player experience as performed through various behaviors. Using a conceptual model that partially illustrates sense of place, I demonstrate how players create out of place—or anatopistic—places through play. After a historical survey of play as it is manifested through interaction with miniaturized environments, I turn to computer games as they have helped embody their creators’ sense of place. The third and fourth chapters offer a pair of case studies that reflect upon the experiences of the individual player and player groups. First, I compare virtual photography with tourism to reveal an array of sensibilities suggestive of the pursuit of place. This is followed with a look at Niantic’s Pokémon Go and how player groups use the game to act out ritualistic forms of play. Positioning the player as a “ludopilgrim,” I demonstrate how players perform individual or intersubjectively meaningful places as a form of transgressive placemaking

    Chatbots for Modelling, Modelling of Chatbots

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    Tesis Doctoral inédita leída en la Universidad Autónoma de Madrid, Escuela Politécnica Superior, Departamento de Ingeniería Informática. Fecha de Lectura: 28-03-202

    Networking high-end CAD systems based on PC/MS-DOS platforms

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    The concept of today\u27s technology has been dropped. Everything is now either oobsolete or experimental. Yesterday\u27s technology is appealing only because it is tried-and-true and prices are reduced for clearance. Tomorrow\u27s technology is exciting, somewhat expensive and not well tested. In the field of architecture, where most firms are medium or small, having limited resources, the high cost initially required for a CAD installation was generally impossible to meet not too many years ago. From spreadsheets and CAD graphics to network file systems and distributed database management, the basic systems and application tools have matured to the point that the possibilities are now limited mainly by how creatively the architects can apply them. CAD systems on the market today are not so different from the systems of the mid 70s, except they have gone from hardware costing a hundred thousand dollar to PC based systems, costing under ten thousand dollars. Choices of hardware and software for CAD systems undergo continual changes in power and efficiency. There will come a point where upgrading will create more a deficiency rather than an augmentation of capability efficiency and overall function. Thus it becomes a major problem for the prospect buyer

    Fifth External Programme and Management Review of CIAT

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    Report of the fifth external program and management review (EPMR) of CIAT, conducted between November 1999 and April 2000 by a panel chaired by Ronnie Coffman. The document includes an excerpt from the summary of CGIAR International Centers Week 2000, a transmittal from the TAC Chair and the CGIAR Executive Secretary, TAC's comments, CIAT's response, and a transmittal from the panel chair.The review contained 12 recommendations related to research, two covering organization and management aspects, and one on partnerships. These were endorsed by TAC at its 79th meeting, and by the CGIAR at ICW 2000. TAC said the panel did not assess scientific quality adequately, and urged particular attention to social science research. It also sent up an alarm about the predominance of project funding.CIAT had survived difficult financial and other problems. It was praised for creating a research park to house other institutions. Among the panel recommendations related to research were obtaining funding to bring the genebank up to standard, improving storage of cassava germplasm through cryopreservation, developing a comprehensive policy and operational strategy on biodiversity, committing the center to increasing the productivity of its mandate commodities, finding long term funding for the African bean project, developing a rigorous overall approach to natural resource management, assessing the impact of past efforts to integrate germplasm, natural resources, and social science research, and review of experience with partnerships.Regarding organization and management, the panel noted a strong corporate culture. It urged greater inter-project and intra-project coordination, and redesign of the financial information system to provide better information to project leaders. The panel urged the board to focus on resource allocation and monitoring implementation

    Coding Theory

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    This book explores the latest developments, methods, approaches, and applications of coding theory in a wide variety of fields and endeavors. It consists of seven chapters that address such topics as applications of coding theory in networking and cryptography, wireless sensor nodes in wireless body area networks, the construction of linear codes, and more

    Research Data Management Practices And Impacts on Long-term Data Sustainability: An Institutional Exploration

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    With the \u27data deluge\u27 leading to an institutionalized research environment for data management, U.S. academic faculty have increasingly faced pressure to deposit research data into open online data repositories, which, in turn, is engendering a new set of practices to adapt formal mandates to local circumstances. When these practices involve reorganizing workflows to align the goals of local and institutional stakeholders, we might call them \u27data articulations.\u27 This dissertation uses interviews to establish a grounded understanding of the data articulations behind deposit in 3 studies: (1) a phenomenological study of genomics faculty data management practices; (2) a grounded theory study developing a theory of data deposit as articulation work in genomics; and (3) a comparative case study of genomics and social science researchers to identify factors associated with the institutionalization of research data management (RDM). The findings of this research offer an in-depth understanding of the data management and deposit practices of academic research faculty, and surfaced institutional factors associated with data deposit. Additionally, the studies led to a theoretical framework of data deposit to open research data repositories. The empirical insights into the impacts of institutionalization of RDM and data deposit on long-term data sustainability update our knowledge of the impacts of increasing guidelines for RDM. The work also contributes to the body of data management literature through the development of the data articulation framework which can be applied and further validated by future work. In terms of practice, the studies offer recommendations for data policymakers, data repositories, and researchers on defining strategies and initiatives to leverage data reuse and employ computational approaches to support data management and deposit

    Small Business Innovation Research. Program solicitation. Closing date: July 21, 1992

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    The National Aeronautics and Space Administration (NASA) invites small businesses to submit Phase 1 proposals in response to its Small Business Innovation Research (SBIR) Program Solicitation 92-1. Firms with research or research and development capabilities (R/R&D) in science or engineering in any of the areas listed are encouraged to participate. This, the tenth annual SBIR solicitation by NASA, describes the program, identifies eligibility requirements, describes the proposal evaluation and award selection process, and provides other information to assist those interested in participating in NASA's SBIR program. It also identifies, in Section 8.0, the technical topics and subtopics in which SBIR Phase 1 proposals are solicited in 1992. These topics and subtopics cover a broad range of current NASA interests but do not necessarily include all areas in which NASA plans or currently conducts research. The NASA SBIR program seeks innovative approaches that respond to the needs, technical requirements, and new opportunities described in the subtopics. The focus is on innovation through the use of emerging technologies, novel applications of existing technologies, exploitation of scientific breakthroughs, or new capabilities or major improvements to existing technologies. NASA plans to select about 320 high-quality research or research and development proposals for Phase 1 contract awards on the basis of this Solicitation. Phase 1 contracts are normally six months in duration and funded up to $50,000, including profit. Selections will be based on the competitive merits of the offers and on NASA needs and priorities
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