37 resultados para conditioned fear


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Public attitudes to terrorism influence government positions in opinion polls and highlight the effectiveness of terrorism as a political strategy. British (N = 47) and Australian (N = 42) participants' fear of terrorism at the onset of. and after, the Iraqi war were measured. Self-efficacy, locus of control, media consumption, belief in a just world and war opinions were also measured. Initially, the British were more fearful of terrorism than Australians. However, British fear declined after the war. It is postulated that fear of terrorism is influenced by war opinions with a pro-war attitude protecting against fear.

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This article explores the experiences of Western women missionaries in a faith mission and their relationships with the women and children of China in the early years of the twentieth century. In a period of twenty years of unprecedented social and political revolution missionaries were forced to reconceptualise their work against a changing discourse of Chinese womanhood. In this context, emerging models of the Chinese New Woman and the New Girl challenged older mission constructions of gender. The Chinese reformation also provided missionaries with troubling reflections on their own roles as independent young women, against debates about modern women at home, and the emerging rights of white women as newly enfranchised citizens in the new nation of Australia.

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This paper presents results from a qualitative study of income support recipients with regard to how they feel about advertising which overtly appeals to their sense of fear, guilt and shame. The motivation of the study was to provide formative research for a social marketing campaign designed to increase compliance with income reporting requirements. This study shows that negative appeals with this group of people are more likely to invoke self-protection and inaction rather than an active response such as volunteering to comply. Social marketers need to consider the use fear, guilt and shame to gain voluntary compliance as the study suggests that there has been an overuse of these negative appeals. While more formative research is required, the future research direction aim would be to develop an instrument to measure the impact of shame on prosocial decision-making; particularly in the context of social networks rather than the wider society.

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Fault-tolerant motion of redundant manipulators can be obtained by joint velocity reconfiguration. For fault-tolerant manipulators, it is beneficial to determine the configurations that can tolerate the locked-joint failures with a minimum relative joint velocity jump, because the manipulator can rapidly reconfigure itself to tolerate the fault. This paper uses the properties of the condition numbers to introduce those optimal configurations for serial manipulators. The relationship between the manipulator's locked-joint failures and the condition number of the Jacobian matrix is indicated by using a matrix perturbation methodology. Then, it is observed that the condition number provides an upper bound of the required relative joint velocity change for recovering the faults which leads to define the optimal fault-tolerant configuration from the minimization of the condition number. The optimization problem to obtain the minimum condition number is converted to three standard Eigen value optimization problems. A solution is for selected optimization problem is presented. Finally, in order to obtain the optimal fault-tolerant configuration, the proposed method is applied to a 4-DoF planar manipulator.

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This article examines a conciliation narrative at King George Sound in Western Australia that originated in the early nineteenth century during an era of European exploration when explorers had fleeting meetings with the Mineng. This friendship narrative has been continually re-presented and inscribed by settlers and later by historians without its imperial power dynamic being critiqued. This essay attempts a genealogy of this friendship motif  as well as exploring the destablising of this narrative by writers and community members. This essay also suggests ways of decolonising this narrative and searches for alternative emotions from this frontier.

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This essay proposes the term ‘poetry soundtrack’ for a form of sounded poetry that I have been practising for some years (examples of which can be found in this issue of Axon). The poetry soundtrack is a sonic object made up of original poetry, music, and sound design. Such a form is now being produced—under various names—by numerous poets, thanks to the development of the Digital Audio Workstation (or DAW). In my essay, I argue that the poetry soundtrack has occupied an aesthetic no man’s land between avant-garde ‘sound poetry’ and documentary-style recordings of poetry readings. I propose that a general ‘fear of music’ has led critics to favour such forms, and concomitantly to ignore musico-poetic forms of sounded poetry. In addition, I analyse the ‘digital poetics’ that can be found in producing sounded poetry with a DAW, especially with regard to the ‘vocal staging’ that such technology can produce in the poetry soundtrack.

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Obsessions – particularly those directly relating to causing harm – often contain or imply evaluative dimensions about the self, reflecting a fear as to who the person might be – or might become. Following from research indicating that such beliefs are relevant to OCD, and the wider literature in social psychology regarding ‘feared’ or ‘undesired’ self-guides, the current study describes the development and validation of a new questionnaire—the Fear of Self Questionnaire, in 8- and 20-item versions.

The questionnaire was piloted in two non-clinical samples (n=258; n=292). Exploratory and confirmatory factor analyses supported the unidimensionality of the measure. The questionnaire showed a strong internal inconsistency, and good divergent and convergent validity, including strong relationships to obsessional symptoms and with other processes implicated in cognitive models of OCD (e.g. obsessive beliefs, inferential confusion). Implications are discussed.

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To make the results reasonable, existing joint diagonalization algorithms have imposed a variety of constraints on diagonalizers. Actually, those constraints can be imposed uniformly by minimizing the condition number of diagonalizers. Motivated by this, the approximate joint diagonalization problem is reviewed as a multiobjective optimization problem for the first time. Based on this, a new algorithm for nonorthogonal joint diagonalization is developed. The new algorithm yields diagonalizers which not only minimize the diagonalization error but also have as small condition numbers as possible. Meanwhile, degenerate solutions are avoided strictly. Besides, the new algorithm imposes few restrictions on the target set of matrices to be diagonalized, which makes it widely applicable. Primary results on convergence are presented and we also show that, for exactly jointly diagonalizable sets, no local minima exist and the solutions are unique under mild conditions. Extensive numerical simulations illustrate the performance of the algorithm and provide comparison with other leading diagonalization methods. The practical use of our algorithm is shown for blind source separation (BSS) problems, especially when ill-conditioned mixing matrices are involved.

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This article examines some of the tensions implicit in performing in peace contexts. Drawing on the community-based performance form playback theatre, the article interrogates the (citizen) artist/performer within the demands of improvised performance. The article investigates the demands on the actor in a practice context that features refugee and asylum-seeker audience members/participants: the way in which performative risk, the risk of intimacy, the risk of getting it wrong and the risk of shaming self and other are considered in light of the challenges associated with the specificity of the ethnicity, cultural context/s, values and protocols of these audiences.

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This paper deals with blind equalization of single-input-multiple-output (SIMO) finite-impulse-response (FIR) channels driven by i.i.d. signal, by exploiting the second-order statistics (SOS) of the channel outputs. Usually, SOS-based blind equalization is carried out via two stages. In Stage 1, the SIMO FIR channel is estimated using a blind identification method, such as the recently developed truncated transfer matrix (TTM) method. In Stage 2, an equalizer is derived from the estimate of the channel to recover the source signal. However, this type of two-stage approach does not give satisfactory blind equalization result if the channel is ill-conditioned, which is often encountered in practical applications. In this paper, we first show that the TTM method does not work in some situations. Then, we propose a novel SOS-based blind equalization method which can directly estimate the equalizer without knowing the channel impulse responses. The proposed method can obtain the desired equalizer even in the case that the channel is ill-conditioned. The performance of our method is illustrated by numerical simulations and compared with four benchmark methods. © 2014 Elsevier Inc.