129 resultados para blind Spot

em Deakin Research Online - Australia


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This article conceptualises the role and place of the newspaper births, deaths and marriages column in Western societies and its relationship to news media. It identifies the births, deaths and marriages notices as a ‘blind spot’ within journalism and media research generated by powerful cultural norms and conventions shaping the field. This is exemplified by the ‘mythical’ divide between political economy and culturalist approaches to media studies that has created a gap where people’s everyday practices or the social value of ‘commercial’ content tends to be overlooked in discussions about news media. Drawing more deeply from cultural studies and scholarship around media power and rituals, the births, deaths and marriages column provides a compelling unique illustration of the ways newspapers – especially at the local level – continue to be perceived as central to the social in this changing media world. A qualitative research project into the future of small commercial newspapers in Australia provides rich data for exploring these key ideas.

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Between 1992 and 1999 the Victorian State Government, Led by Jeff Kennett, set about implementing the most extensive public sector reform program ever witnessed in Australia, part of which involved significant changes in the organisation and operation of Local government. Although Local government had traditionally been 'the blind spot' in governmental arrangements, within three years of assuming office Local government had undergone major structural and operational change. This paper revisits this period by examining four elements of the reform agenda including the factors driving the reform, the Kennett government's approach to Local government reform, the expected outcomes sought by this government, and the policies implemented in Local government to achieve the expected outcomes. The paper identifies a number of implications for trade unions arising from this reform agenda and concludes that further investigation is warranted in this area.

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The trivialisation of sexual violence through what passes as humour is much less common than it once was. Jokes about rape are not innocent, are not harmless fun, are not unconnected to the horrible crime they make light of. Their gradual marginalisation represents social change of real importance. But there is one last refuge of the rape joke in mainstream popular culture, and its continued presence reflects a shameful blind spot in our society. It is a joke which conceals a horrible and damaging reality which is somehow both a taboo topic and a truth universally acknowledged.

A picture that circulated widely on Facebook and other social media last year captures the horror in the humour. It is a picture of a man’s back, decorated with a huge image of an alluring, naked woman, with the man’s buttocks marked to look like breasts. The caption: This man had what he thought was the best tattoo in the world . . . until he went to prison. How can a gag about a man being anally raped while in prison be widely popular, seen as funny, a giggle to share? Were the prospective victim a child or a woman, or were the rape in almost any other setting, the reaction would surely be revulsion and anger. Jail rape, though, somehow remains funny.

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The speed and scale of urbanisation in India is unprecedented almost anywhere in the world and has tremendous global implications. The religious influence on the urban experience has resonances for all aspects of urban sustainability in India and yet it remains a blind spot while articulating sustainable urban policy.This book explores the historical and on-going influence of religion on urban planning, design, space utilisation, urban identities and communities. It argues that the conceptual and empirical approaches to planning sustainable cities in India need to be developed out of analytical concepts that define local sense of place and identity. Examining how Hindu religious heritage, beliefs and religiously influenced planning practices have impacted on sustainable urbanisation development in Jaipur and Indian cities in general, the book identifies the challenges and opportunities that ritualistic and belief resources pose for sustainability. It focuses on three key aspects: spatial segregation and ghettoisation; gender-inclusive urban development; and the nexus between religion, nature and urban development. This cutting-edge book is one of the first case studies linking Hindu religion, heritage, urban development, women and the environment in a way that responds to the realities of Indian cities. It opens up discussion on the nexus of religion and development, drawing out insightful policy implications for the sustainable urban planning of many cities in India and elsewhere in South Asia and the developing world.

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This paper seeks to explore the nature of Australian immigration policies and practices, particularly their impact on women, from federation in 1901 to the cessation of large-scale assisted immigration to Australia brought about by the 1930s depression. The characteristics that influenced and affected female immigrants may have differentiated their experiences from those of male immigrants in the same period. Differential treatment of men and women has often been an unstated given in the formulation and implementation of immigration policies. It was as common to non-government organisations (of which there were, and still are, a great many associated with immigration and settlement), as to governments, both federal and state. Several inequities can be identified in the making and implementation of immigration and settlement policies, and in the access to government grants, concessions and services, not only in terms of race, ethnicity, class or occupation (which is well trodden ground in this field) but also in terms of gender.[1] Such differentiation is part of the broader framework of changing conceptions about the place and roles of women in Australian society and their expected contribution to the nation, but it has remained largely unexplicated in this period and field.

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This paper presents a new approach to separate colored stationary signals mixed by convolutive channels. A cost function is proposed by employing linear constraint to the demixing vectors. The linear constraint is shown to be sufficient for avoiding trivial solution. The minimization of the cost function is performed using the Lagrangian method. Simulation results demonstrate the performance of the algorithm.


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This paper presents a new method for blind source separation by exploiting phase and frequency redundancy of cyclostationary signals in a complementary way. It requires a weaker separation condition than those methods which only exploit the phase diversity or the frequency diversity of the source signals. The separation criterion is to diagonalize a polynomial matrix whose coefficient matrices consist of the correlation and cyclic correlation matrices, at time delay .TAU. = 0, of multiple measurements. An algorithm is proposed to perform the blind source separation. Computer simulation results illustrate the performance of the new algorithm in comparison with the existing ones.

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We address the blind equalization of finite-impulse-response (FIR) and multiple-input multiple-output (MIMO) channel systems excited by constant modulus (CM) signals. It is known that the algorithms based on the CM criterion can equalize an FIR MIMO system that is irreducible. The irreducible condition is restrictive as it requires all source signals to be received at sensors simultaneously. In this paper, we further show that the CM property of signals can be exploited to construct a zero-forcing equalizer for a system that is nonirreducible. Simulation examples demonstrate the proposed result.

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Using a high-frequency data set of the spot Australian dollar/US dollar this study examines the distribution of quotes and returns across the 24 hour trading "day". Employing statistical methods for measuring long-tenn dependence in time-series we find evidence of time-varying dependence and volatility that aligns with the opening and closing of markets. This variation is attributed to the effects of liquidity and the price-discovery actions of dealers.

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This paper presents a new approach to separate colored signals mixed by FIR (finite impulse response) and MIMO (multiple-input multiple-output) channels. A cost function is proposed by employing linear constrainit to the de mixing vectors. The linear constraint is shown to be sufficient for avoiding trivial solution. The minimization of the cost function is performed using the Lagrangian method. Simulation results demonstrate the performance of the algorithm.

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Thin paper presents a new algorithm for blind source separation (BSS) by exploiting phase and frequency redundancy of cyclostationary signals in a complementary way. The separation criterion is to diagonalize a polynomial matrix whose coefficient matrices consist of the correlation and cyclic correlation matrices of multiple measurements. Computer simulation results illustrate, the performance of the new algorithm in comparison with some existing algorithms.

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This paper presents a new approach for blind separation of unknown cyclostationary signals from instantaneous mixtures. The proposed method can perfectly separate the mixed source signals so long as they have either different cyclic frequencies or clock phases. This is a weaker condition than those required by the algorithms. The separation criterion is to diagonalize a polynomial matrix whose coefficient matrices consist of the correlation and cyclic correlation matrices, at time delay τ=0, of multiple measurements.

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A new blind equalization algorithm for application to wireless communication employing MPSK signals is proposed in this paper.  Since the new cost function exploits the amplitude and phase information simultaneously, the proposed algorithm can provide a superior performance than the conventional constant modulus algorithm (CMA) which only use the amplitude knowledge in its cost function.  Theoretical analysis and numerical simulations both demonstrate that the steady-state mean square error (MSE) for the proposed algorithm is less than that of the CMA.