600 resultados para - Generative Fertigungsverfahren


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The discussion of European cosmopolitanism and civil society has failed to take questions of culture seriously enough. While remaining sympathetic to liberal forms of cosmopolitanism, this article considers the view that such proposals fail to make space for the 'Other'. In the context of histories of nationalist violence, masculinism and consumerism this article discusses the charge that ideas of European civilization need to be reconsidered. In the final part of the article, I discuss the view that cultural feminism and certain versions of multiculturalism have much to contribute towards the European project. However, at this point, I seek to distance myself from essentialist arguments in respect of identity. A generative European cosmopolitanism would do well to take questions of cultural domination seriously without reducing the complexity of modern identities.

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The purpose of this dissertation is to study literary representations of Eastern Europe in the works of celebrated and less-known American authors, who visited and narrated the region between the mid-1960s and early 2000s. The main critical body focuses on Eastern Europe before 1989 and encompasses three major voices of American literature: John Updike, Joyce Carol Oates, and Philip Roth. However, in the last chapter I also explore American literary perceptions of the area following the collapse of communism. Importantly, the term “Eastern Europe” as used in this dissertation is charged with significance. I approach it not only as a space on the map or the geopolitical construct which emerged in the aftermath of the Second World War, but rather as a conceptual category and a repository of meanings built out of fact and fantasy: specific historical, political and cultural realities interlaced with subjective worldviews, preconceptions, and mental images. The critical framework of this dissertation is twofold. I reach for the concept of liminality to elucidate the indeterminacy and malleability which lies at the heart of the object of study—the idea, image, and experience of Eastern Europe. Bearing in mind the nature of the works under analysis, all of which were inspired by actual visits behind the Iron Curtain, I propose to interpret these transatlantic literary journeys in terms of generative experience, where Eastern Europe is mapped as a liminal space of possibility; a contact zone between cultures and, potentially, the locus of self-discovery and individual transformation. If liminality is the metaphor or a lens that I employ in order to account for the nature of the analyzed works and the complex terrain they map, imagology, whose purpose is to study the processes of constructing selfhood and otherness in literature, provides me with the method and the critical vocabulary for analyzing selected literary representations. The dissertation is divided into six chapters, the last of which serves as coda to the previous discussion. The first two chapters constitute the critical foundation of this work. Then, in chapters 3, 4, and 5 I study American images of Eastern Europe in the works written by John Updike, Joyce Carol Oates, and Philip Roth, respectively. The last, sixth chapter of this dissertation is divided into two parts. In the first one, I discuss new critical perspectives and avenues of research in the study of Eastern Europe following the collapse of communism. Then, I carry out a joint analysis of four works written after 1989 by Eva Hoffman, Arthur Phillips, John Beckman, and Gary Shteyngart. The dissertation ends with conclusions in which I summarize my findings and reflections, and suggest implications for future research. As this dissertation seeks to demonstrate, Eastern Europe portrayed in the analyzed works oscillates between contradictory representations which are contingent upon a number of factors, most importantly who maps it and in what context. Even though each experience of Eastern Europe is distinct and fueled by the profiles, identities, and interests of the characters and their creators, I have found out that certain patterns of othering are present in all the works. Thus, my research seems to suggest that there is something of a recurrent literary image of Eastern Europe, which goes beyond the context of the Cold War. Accordingly, while this dissertation hopes to be a valid contribution to the study of literary and cultural mappings of Eastern Europe, it also generates new questions regarding the current, post-communist representation of the area and its relationship to the national tropes explored in my work.

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This paper discusses an ongoing creative and conceptual collaboration between three authors, in which poetry has been approached as a way of exploring how lived experience and language are being transformed by the rapid evolution of virtual reality and its lexicon. We recognise, via Bakhtin, that language is always shared, in-use and redolent with multiple meanings. We acknowledge that we have written within a metaphorical space where we, as avatars of ourselves, use word processing software loaded with its own metaphors of page and print. The poems we have collaborated on have interrupted the increasing invisibility of metaphors such as ‘cloud’ and ‘screen’ as applied to technology, by working in the disjunction between metaphor and what it describes. We now reflect on the collaborative process and on the influence of technology on our practice, whilst maintaining a collaborative strategy. The paper explores the poetics of longing (Stewart) and Baudrillard’s simulacra and argues that concerns over remembering the real and the effects of nostalgia are offset by the generative potential of collaborative writing and its surprising forms of heteroglossia, which have exciting possibilities for creative practice.

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Extracellular data analysis has become a quintessential method for understanding the neurophysiological responses to stimuli. This demands stringent techniques owing to the complicated nature of the recording environment. In this paper, we highlight the challenges in extracellular multi-electrode recording and data analysis as well as the limitations pertaining to some of the currently employed methodologies. To address some of the challenges, we present a unified algorithm in the form of selective sorting. Selective sorting is modelled around hypothesized generative model, which addresses the natural phenomena of spikes triggered by an intricate neuronal population. The algorithm incorporates Cepstrum of Bispectrum, ad hoc clustering algorithms, wavelet transforms, least square and correlation concepts which strategically tailors a sequence to characterize and form distinctive clusters. Additionally, we demonstrate the influence of noise modelled wavelets to sort overlapping spikes. The algorithm is evaluated using both raw and synthesized data sets with different levels of complexity and the performances are tabulated for comparison using widely accepted qualitative and quantitative indicators.

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Geometry is a source of inspiration in the design and making of the manmade world. Computing techniques provide tools to explore complex forms: the research question is how computational tool can be systemised to assist with the translation of geometric concepts into physical objects. The purpose is to describe computational/manufacturing methods for creating digital models and physical objects from regular geometric configurations. The methods are based on parametric design, assisting from ideation to the generation of digital models with material specifications – using the five regular convex polyhedra as a case study. The results are comprised of digital models used for prototyping with 3D printing technologies and hybrid fabrication processes: the products are built geometric shapes ranging from body ornaments to sculptures. These procedures can be extended to generate designs based on irregular geometric shapes. Parametric-based methods are recommended in the digital modeling and fabrication of any geometric form.

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BACKGROUND: Physical inactivity is one of the biggest health problems nowadays. Recent research shows that socio-cultural barriers to physical activity are mostly related to modern lifestyles. However, there is a lack of research on how social and group dynamics influence engagement in physical activity. Furthermore, there are few cross-cultural studies that have compared the social dynamics of (in)activity in different cultural settings. This paper therefore aims to analyse how social group dynamics influence physical activity and inactivity in informal social environments and whether physical activity is influenced by the socio-cultural settings. METHODS: The paper presents the qualitative data collected within a covert participant observation study. Data was collected by keeping observational notes in order to record typical, regular patterns regarding physical (in)activity related behaviour of groups at an artificial open air swimming pool in Germany and a natural pond in Hawai'i. The data collection period was eight and a half months. Data was interpreted based on constant comparative analysis in order to identify most generative patterns in the field notes. RESULTS: Group structures appear to play a significant role regarding the activity of the group members. In this study, we identified four key factors that influence group based physical activity: 1) Physical activity seems to be a group disturbing behaviour particularly in larger groups of adults; 2) Physical activity appears to be more functional and less joyful in adults than in children; 3) Group activity is influenced by (in)activity anchors, including 'domestication' of a group's site, obesity, and controlling parents. 4) Physical activity is to a certain extent socially contagious, particularly with regard to playful activities. CONCLUSIONS: Successful promotion of physical activity should target the social structures of inactive individuals' groups. In this regard, one of the main problems is that fun and wellbeing, as very important targets of public health strategies for the adult population, appear not to be compatible with physical activity. Developing strategies to reframe physical activity rather as 'fun' and less as functional may be one way to engage inactive individuals in physical activity in leisure settings.

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L'entraînement sans surveillance efficace et inférence dans les modèles génératifs profonds reste un problème difficile. Une approche assez simple, la machine de Helmholtz, consiste à entraîner du haut vers le bas un modèle génératif dirigé qui sera utilisé plus tard pour l'inférence approximative. Des résultats récents suggèrent que de meilleurs modèles génératifs peuvent être obtenus par de meilleures procédures d'inférence approximatives. Au lieu d'améliorer la procédure d'inférence, nous proposons ici un nouveau modèle, la machine de Helmholtz bidirectionnelle, qui garantit qu'on peut calculer efficacement les distributions de haut-vers-bas et de bas-vers-haut. Nous y parvenons en interprétant à les modèles haut-vers-bas et bas-vers-haut en tant que distributions d'inférence approximative, puis ensuite en définissant la distribution du modèle comme étant la moyenne géométrique de ces deux distributions. Nous dérivons une borne inférieure pour la vraisemblance de ce modèle, et nous démontrons que l'optimisation de cette borne se comporte en régulisateur. Ce régularisateur sera tel que la distance de Bhattacharyya sera minisée entre les distributions approximatives haut-vers-bas et bas-vers-haut. Cette approche produit des résultats de pointe en terme de modèles génératifs qui favorisent les réseaux significativement plus profonds. Elle permet aussi une inférence approximative amérliorée par plusieurs ordres de grandeur. De plus, nous introduisons un modèle génératif profond basé sur les modèles BiHM pour l'entraînement semi-supervisé.

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One of the prominent questions in modern psycholinguistics is the relationship between the grammar and the parser. Within the approach of Generative Grammar, this issue has been investigated in terms of the role that Principles of Universal Grammar may play in language processing. The aim of this research experiment is to investigate this topic. Specifically, this experiment aims to test whether the Minimal Structure Principle (MSP) plays a role in the processing of Preposition-Stranding versus Pied-Piped Constructions. This investigation is made with a self-paced reading task, an on-line processing test that measures participants’ unconscious reaction to language stimuli. Monolingual English speakers’ reading times of sentences with Preposition-Stranding and Pied-Piped Constructions are compared. Results indicate that neither construction has greater processing costs, suggesting that factors other than the MSP are active during language processing.

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L'entraînement sans surveillance efficace et inférence dans les modèles génératifs profonds reste un problème difficile. Une approche assez simple, la machine de Helmholtz, consiste à entraîner du haut vers le bas un modèle génératif dirigé qui sera utilisé plus tard pour l'inférence approximative. Des résultats récents suggèrent que de meilleurs modèles génératifs peuvent être obtenus par de meilleures procédures d'inférence approximatives. Au lieu d'améliorer la procédure d'inférence, nous proposons ici un nouveau modèle, la machine de Helmholtz bidirectionnelle, qui garantit qu'on peut calculer efficacement les distributions de haut-vers-bas et de bas-vers-haut. Nous y parvenons en interprétant à les modèles haut-vers-bas et bas-vers-haut en tant que distributions d'inférence approximative, puis ensuite en définissant la distribution du modèle comme étant la moyenne géométrique de ces deux distributions. Nous dérivons une borne inférieure pour la vraisemblance de ce modèle, et nous démontrons que l'optimisation de cette borne se comporte en régulisateur. Ce régularisateur sera tel que la distance de Bhattacharyya sera minisée entre les distributions approximatives haut-vers-bas et bas-vers-haut. Cette approche produit des résultats de pointe en terme de modèles génératifs qui favorisent les réseaux significativement plus profonds. Elle permet aussi une inférence approximative amérliorée par plusieurs ordres de grandeur. De plus, nous introduisons un modèle génératif profond basé sur les modèles BiHM pour l'entraînement semi-supervisé.

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The aim of this doctoral thesis is to analyse both the text (production) and the set of cognition processes which facilitate the understanding of a masterpiece of Science Fiction: 2001, A Space Odyssey from a new perspective. Unlike other literary theories, texts in cognitive poetics (i.e. Structuralism, Generative Linguistics, Literary Criticism) are projected on the readerś minds by means of cognitive procedures. Cognitive poetics uses tools of cognitive science in order to understand literature (and in this particular case, Science Fiction). This has lead to a great change in our understanding of texts, literary and otherwise. This literary analysis was carried out on the Science Fiction genre based on the assumptions of cognitive poetics. Due to the peculiar kind of subjects touched upon by this genre, it has been theorised that the type of metaphor used for both its creation and style are rather different from other genres. Science Fiction coincides with other genres of writing in that it contains its own specific ways of providing language with a meaning while making it so innovative that many literary theories point out that it is written differently or that it is necessary to possess single reading codes in order to be fully understood. The methodology used for this thesis required a metaphorical basic and poetic conceptual analysis according to the poetical metaphor theory developed by Lakoff and Turner (1989). The aim of this metaphorical study is to analyse the basic and conceptual structure of 2001, A Space Odyssey by A. C. Clarke. The parameters of literary conceptualization of Science Fiction established by Peter Stockwell in his Poetics of Science Fiction (2000) were also applied in order to analyse this novel. The ICMs (Idealised Cognitive Models) were then examined to determine the presence of isomorphism related to the production level...

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Although much contention has surrounded the introduction of the English citizenship curriculum, its political agenda clearly reflects a transformative approach to issues of justice and equity. In light of this agenda, this article supports feminist work in further problematizing the curriculum's silence around relations of gender and citizenship. It extends this work by exploring the implications of such silence within the context of the contemporary post-September 11 climate, where discourses around security and militarism have amplified social/gender inequities worldwide while further reducing the spaces available for active social and political engagement toward the "common good." In the U.K. context, these trends are considered in light of the recent high-profile political debate around the issue of Britishness. Here, concern is expressed about how superficial engagement with this debate may be mobilized in exclusionary ways that do little to militate against the masculinist framings of the citizenship curriculum. Conversely, critical engagement in debates around British national identity are also presented as being potentially generative in terms of their capacity to strengthen the discourse of ideal citizenship in the United Kingdom in ways that foster a more critical and gender-just approach to citizenship education.

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In this presentation, I draw on my research encounters with schools and classrooms, together with contemporary movements in social theory and research, to propose a conceptualisation of ‘place-based inquiry’. Three areas of theory are drawn upon: (1) ‘Practice’ ontologies and associated moves towards ‘philosophical-empirical inquiry’ (Green & Hopwood, 2015) provide a warrant for thinking more closely and looking more closely in social research; (2) more-than-representational theory (Anderson & Harrison, 2010) problematizes the notion of the work and impacts of research, raising implications for the ambitions of research undertakings; and, (3) place-based pedagogies (e.g., Gruenewald, 2003) support a sentiment and model for an openly transformational social inquiry. These synergistic areas of theory are used here to frame a practice that recognises the more-than-representational work of research and how this work might be harnessed in more explicit and more deliberate ways to support educational change. I tentatively characterise this practice as that of an inhabitant-researcher, drawing on Orr’s (1992, p. 130) distinction between residing and inhabiting, where inhabiting involves “mutually nurturing relationship with a place”. The inhabitant-researcher attempts to engage research participants in both decolonising and reinhabiting encounters, and to make contributions that are both critical and generative, representational and more-than-representational.

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'Space is fundamental in any form of commnunal Life; space is fundamental in any exercise of power' (Foucault & Rabinow, 1984: 252). Public green space has the potential to provide one our last remaining free sources of access to open land, clean air, vegetation, water and soil within the urban realm. In most developed countries, this space - due to complex, interconnected legacies of enclosure, privatisation, population growth, urbanisation and 'modernisation' - typically exists as controlled, contrived, scenic picturesque landscapes, unavailable for forms ofcivic, productive and generative activities at scale, such as public urban agriculture. Narrow assessment of green space's on-going financial and maintenance costs fail to recognise wider gains (such as physical and psychological wellness, increased property value , decreased crime rates) (Maller, 2002· Woolley, 2004; Sherer, 2006) and despite attempts, studies that present financial benefits of green spaces have not yet managed to stem the tide of budget cut and reduced spending. Perhaps more importantly, income-generating strategies within public green spaces have not been sufficiently explored. Such approaches could help to develop more convincing arguments analogous with the measurement metrics and quantitative language threatening green space's optimisation and survival. By 'up-scaling' public green space's productive capacity within an ethical framework, we have the potential to greatly enhance social and environmental performance - shifting the existing paradigm from passive to active, consumptive to generative and centralised to collective.

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Over the last decade, social media has become a hot topic for researchers of collaborative technologies (e.g., CSCW). The pervasive use of social media in our everyday lives provides a ready source of naturalistic data for researchers to empirically examine the complexities of the social world. In this talk I outline a different perspective informed by ethnomethodology and conversation analysis (EMCA) - an orientation that has been influential within CSCW, yet has only rarely been applied to social media use. EMCA approaches can complement existing perspectives through articulating how social media is embedded in everyday life, and how its social organisation is achieved by users of social media. Outlining a possible programme of research, I draw on a corpus of screen and ambient audio recordings of mobile device use to show how EMCA research can be generative for understanding social media through concepts such as adjacency pairs, sequential context, turn allocation / speaker selection, and repair. In doing so, I also raise questions about existing studies of social media use and the way they characterise interactional phenomena.

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Este trabajo se inscribe en uno de los grandes campos de los estudios organizacionales: la estrategia. La perspectiva clásica en este campo promovió la idea de que proyectarse hacia el futuro implica diseñar un plan (una serie de acciones deliberadas). Avances posteriores mostraron que la estrategia podía ser comprendida de otras formas. Sin embargo, la evolución del campo privilegió en alguna medida la mirada clásica estableciendo, por ejemplo, múltiples modelos para ‘formular’ una estrategia, pero dejando en segundo lugar la manera en la que esta puede ‘emerger’. El propósito de esta investigación es, entonces, aportar al actual nivel de comprensión respecto a las estrategias emergentes en las organizaciones. Para hacerlo, se consideró un concepto opuesto —aunque complementario— al de ‘planeación’ y, de hecho, muy cercano en su naturaleza a ese tipo de estrategias: la improvisación. Dado que este se ha nutrido de valiosos aportes del mundo de la música, se acudió al saber propio de este dominio, recurriendo al uso de ‘la metáfora’ como recurso teórico para entenderlo y alcanzar el objetivo propuesto. Los resultados muestran que 1) las estrategias deliberadas y las emergentes coexisten y se complementan, 2) la improvisación está siempre presente en el contexto organizacional, 3) existe una mayor intensidad de la improvisación en el ‘como’ de la estrategia que en el ‘qué’ y, en oposición a la idea convencional al respecto, 4) se requiere cierta preparación para poder improvisar de manera adecuada.