2,523 research outputs found

    Multimodal collaborative workgroup dataset and challenges

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    © 2017, CEUR-WS. All rights reserved. This work presents a multimodal dataset of 17 workgroup sessions in a collaborative learning activity. Workgroups were conformed of two or three students using a tabletop application in a co-located space. The dataset includes time-synchronized audio, video and tabletop system's logs. Some challenges were identified during the collection of the data, such as audio participation identification, and user traces identification. Future work should explore how to overcome the aforementioned difficulties

    Trust and privacy in distributed work groups

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    Proceedings of the 2nd International Workshop on Social Computing, Behavioral Modeling and PredictionTrust plays an important role in both group cooperation and economic exchange. As new technologies emerge for communication and exchange, established mechanisms of trust are disrupted or distorted, which can lead to the breakdown of cooperation or to increasing fraud in exchange. This paper examines whether and how personal privacy information about members of distributed work groups influences individuals' cooperation and privacy behavior in the group. Specifically, we examine whether people use others' privacy settings as signals of trustworthiness that affect group cooperation. In addition, we examine how individual privacy preferences relate to trustworthy behavior. Understanding how people interact with others in online settings, in particular when they have limited information, has important implications for geographically distributed groups enabled through new information technologies. In addition, understanding how people might use information gleaned from technology usage, such as personal privacy settings, particularly in the absence of other information, has implications for understanding many potential situations that arise in pervasively networked environments.Preprin

    Gestión del conocimiento de Diseño en la industria del mueble

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    Ponencia presentada en el VIII Congreso Internacional de Ingeniería de Proyectos celebrada en Bilbao en el año 2004The goal of the project was to improve the design process of the products in the furniture industry. It consisted of investigating the definition of a knowledge-based model in order to assist in the design of the industrial products. Firstly, a design process analysis and redesign was made through the process modeling. From the current design process model of the studied company a new design process model was achieved. In the new process, changes and consequences of introducing a new design tool, such as Catia V5, were reflected. Improvements referring to times, workflows, reduction of mistakes and better efficiency in the product design were achieved. Then, an Informal Model was built up and developed with the product knowledge of the company. This model was the necessary way between the information that defines the product related with the company and the Formal Model, which is required for its application in computer programs for products design. Finally, through using the program Catia V5, the prototype of a model was built up. That model allowed the achievement of variations in current designs automatically, taking into account the features and limitations of itself. Those automatic designs were gotten by the user, modifying the defined variables by introducing the searched parameters. In that way, a reduction of the time needed for current design and less mistakes of any type were achieved. As a whole, the project achieved a reduction of times and mistakes, increased flexibility referred to changes in the product design and integration between the design tasks, and achieved a best product knowledge management in the company.El objetivo general de este proyecto era mejorar el proceso de diseño de los productos de la industria del mueble. Consistía en investigar en la definición de un modelo basado en el conocimiento para asistir el diseño de productos industriales. En primer lugar se realizó un análisis y rediseño del proceso de diseño actual de la empresa estudiada mediante el modelado de procesos. A partir del modelo de proceso actual se obtuvo un nuevo modelo, en el cual se analizaban y reflejaban los cambios y consecuencias en el proceso ante la implementación de una nueva herramienta de diseño, como es el Catia. Se obtuvieron mejoras en aspectos de tiempo, flujo de actividades, reducción de fallos y una mayor eficiencia en el diseño. Otro de los puntos del proyecto fue la construcción de un Modelo Informal, desarrollado con el conocimiento de producto de la empresa, el cual constituye el paso necesario entre la información que define el producto en relación con la empresa y la obtención del Modelo Formal, requerido para su aplicación en herramientas informáticas para el diseño de productos. Y por último, mediante la utilización de la aplicación Catia V5 se desarrolló un prototipo de un modelo que permite la obtención de variaciones en diseños desarrollados rutinariamente de manera automática, teniendo en cuenta las características y limitaciones del mismo. Esto se produce, cuando el usuario introduce los parámetros deseados, modificando así las variables definidas, produciendo de esta forma una reducción de tiempos y minimización en cualquier tipo de error. Con todo ello se consigue una minimización de tiempos y errores, aumentar la flexibilidad en cuanto a la introducción de cambios en el diseño, aumentar la integración entre las actividades de producción y las actividades de diseño y una mejor gestión del conocimiento del producto por parte de la organización

    Migrant African women: tales of agency and belonging

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    This paper explores issues of belonging and agency among asylum seekers and refugee women of African origin in the UK. It discusses the ways these women engendered resistance in their everyday life to destitution, lack of cultural recognition, and gender inequality through the foundation of their own non-governmental organization, African Women’s Empowerment Forum, AWEF, a collective ‘home’ space. The focus of this account is on migrant women’s agency and self-determination for the exercise of choice to be active actors in society. It points to what might be an important phenomenon on how local grassroots movements are challenging the invisibility of asylum seekers’ and refugees’ lives and expanding the notion of politics to embrace a wider notion of community politics with solidarity. AWEF is the embodiment of a social space that resonates the ‘in-between’ experience of migrant life providing stability to the women members regarding political and community identification

    From bulletins to bullets to blogs and beyond: The Karen’s ongoing communication war

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    Geff Green focuses on the communication approaches taken by the Karen communities displaced from Burma and who live in diaspora. Apparent control and empowerment provided by new technologies may be illusive. When using media for warfare or perhaps for more innocuous public relations purposes, activists may actually create ‘ammunition’ for opponents. Targeted attacks on specific communities or ‘audiences’ have a high impact by reifying discourse in a devastating way by connecting to lived experience in the victim

    Atrial Activity Extraction for Atrial Fibrillation Analysis Using Blind Source Separation

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    Visibilities and the Politics of Space: Refugee Activism in Berlin

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    This article examines the ways in which refugee activists attained visibility within the public sphere while they contested, resisted, and helped transform multiple spaitials as part of their movement in Berlin, Germany. Scholarship on refugee and immigrant protests has focused on demonstrations and every day acts of resistance in refugee camps or accommodation. However, there has been less focus on the ways in which refugees engage in spatial politics. This article focuses on urban resistance in Berlin where refugee activists in alliance with supporters occupied several spaces and transformed them to political sites

    The politics of in/visibility: carving out queer space in Ul'yanovsk

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    <p>In spite of a growing interest within sexualities studies in the concept of queer space (Oswin 2008), existing literature focuses almost exclusively on its most visible and territorialised forms, such as the gay scene, thus privileging Western metropolitan areas as hubs of queer consumer culture (Binnie 2004). While the literature has emphasised the political significance of queer space as a site of resistance to hegemonic gender and sexual norms, it has again predominantly focused on overt claims to public space embodied in Pride events, neglecting other less open forms of resistance.</p><p> This article contributes new insights to current debates about the construction and meaning of queer space by considering how city space is appropriated by an informal queer network in Ul’ianovsk. The group routinely occupied very public locations meeting and socialising on the street or in mainstream cafés in central Ul’ianovsk, although claims to these spaces as queer were mostly contingent, precarious or invisible to outsiders. The article considers how provincial location affects tactics used to carve out communal space, foregrounding the importance of local context and collective agency in shaping specific forms of resistance, and questioning ethnocentric assumptions about the empowering potential of visibility.</p&gt
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