891 resultados para Fundamental operations


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In 2002, the United Nations Office on Drugs and Crime (UNODC) issued a report entitled Results of a pilot survey of forty selected organized criminal groups in sixteen countries which established five models of organised crime. This paper reviews these and other common organised crime models and drug trafficking models, and applies them to cases of South East Asian drug trafficking in the Australian state of Queensland. The study tests the following hypotheses: (1) South-East Asian drug trafficking groups in Queensland will operate within a criminal network or core group; (2) Wholesale drug distributors in Queensland will not fit consistently under any particular UN organised crime model; and (3) Street dealers will have no organisational structure. The study concluded that drug trafficking or importation closely resembles a criminal network or core group structure. Wholesale dealers did not fit consistently into any UN organised crime model. Street dealers had no organisational structure as an organisational structure is typically found in mid- to high-level drug trafficking.

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Society faces an unprecedented global education challenge to equip professionals with the knowledge and skills to address emerging 21st Century challenges, spanning climate change mitigation through to adaptation measures to deal with issues such as temperature and sea level rise, and diminishing fresh water and fossil fuel reserves. This paper discusses the potential for systemic and synergistic integration of curriculum with campus operations to accelerate curriculum renewal towards ESD, drawing on the authors' experiences within engineering education. The paper begins by a providing a brief overview of the need for timely curriculum renewal towards ESD in tertiary education. The paper then highlights some examples of academic barriers that need to be overcome for integration efforts to be successful, and opportunities for promoting the benefits of such integration. The paper concludes by discussing the rational for planning green campus initiatives within a larger system of curriculum renewal considerations, including awareness raising and developing a common understanding, identifying and mapping graduate attributes, curriculum auditing, content development and strategic renewal, and bridging and outreach.

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In this video, a male voice recites a script comprised entirely of jokes. Words flash on screen in time with the spoken words. Sometimes the two sets of words match, and sometimes they differ. This work examines processes of signification. It emphasizes disruption and disconnection as fundamental and generative operations in making meaning. Extending on post-structural and deconstructionist ideas, this work questions the relationship between written and spoken words. By deliberately confusing the signifying structures of jokes and narratives, it questions the sites and mechanisms of comprehension, humour and signification.

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In this video, a male voice recites a teenage love poem. Words flash on screen in time with the spoken words. Sometimes the two sets of words match, and sometimes they differ. This work examines processes of signification. It emphasizes disruption and disconnection as fundamental and generative operations in making meaning. Extending on post-structural and deconstructionist ideas, this work questions the relationship between written and spoken words. By actively disrupting the sincerity of a teenage love poem, it questions the sites and mechanisms of comprehension, poetry and signification.

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In this video, the words of a translated poem fade in and out above an abstract, moving horizon line. The animated words are set to an emotive stock music track. This work examines processes of signification. It emphasizes abstraction and disconnection as fundamental and generative operations in making meaning. Extending on post-structural and deconstructionist ideas, this work questions the signifying processes of translation and metaphor. By emphasizing the abstract qualities of a translated love poem, it questions the sites and mechanisms of signification.

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In this video, words describing socially awkward conversations float around an animated cloud of gas. A cosmic stock music track accompanies the words. This work examines processes of signification. It emphasizes multiplicity and disconnection as fundamental and generative operations in making meaning. By playing with the simultaneity of internal monologues and external conversations, it draws attention to the seams, gaps and slippages that occur in signifying acts.

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A practical approach for identifying solution robustness is proposed for situations where parameters are uncertain. The approach is based upon the interpretation of a probability density function (pdf) and the definition of three parameters that describe how significant changes in the performance of a solution are deemed to be. The pdf is constructed by interpreting the results of simulations. A minimum number of simulations are achieved by updating the mean, variance, skewness and kurtosis of the sample using computationally efficient recursive equations. When these criterions have converged then no further simulations are needed. A case study involving several no-intermediate storage flow shop scheduling problems demonstrates the effectiveness of the approach.

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In this study, we examine how organisations in Fiji communicate or legitimise their profit. We base the need for understanding this phenomenon on the following premise. Organisations are part of a wider society, and in competition for scarce resources. Organisations obtain the rights to consume resources upon conception, but must continually legitimise their rights of existence and the need to access the resources. Legitimacy is the ability to continue to justify one’s authority to exist in a society. Organisations rights to resources are contractual, and have a moral obligation to act in a responsible manner and justify their outcomes, actions, and activities to external stakeholders. Such justifications would be an attempt at legitimizing their existence by some form of impression management. Impression management refers to the process by which individuals attempt to influence the impression of others (Melo et al. 2009). In corporate reporting, impression management occurs when management selects, display, and presents that information in a manner that distorts readers’ perceptions of corporate achievements (Neu 1991; Patten 2002), and is managed best through disclosures (O’Donovan 2002). In developing economies, there is significant Government protection that creates near-monopoly sectors and industries. The rendered protection permits organisations to provide essential services to the community at reasonable costs. Organisations in these sectors and industries have an ominous need to legitimise their position and actions. The bond between the organisations and the society is much stronger, making organisations devote more effort in communicating their activities. Protection permits organisations to make reasonable profits to sustain their operations. Society may not accept abnormal profits from operational efficiencies. Profit is fundamental to the society’s perception of an organisation, amplifying the need for the firm to justify a level of profit. Abnormal profit for organisations construes bad news, and organisations would make relevant disclosures to manage stakeholder impressions on profit (Patten 2002). Organisations can manage impressions by disclosing information in a particular way. That is, organisations would want to put the impression that the abnormal profit is justified and the society will obtain its benefits in future. Such form of impression management requires unambiguous disclosure of information. The readability of corporate disclosures is an important indicator of organisational abnormal profit-related legitimacy efforts in developing economies.

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While there is common acknowledgement that the main aim of organisations is to maximise shareholder wealth, firms also have the obligation to manage the needs of a broader group of stakeholders as these firms are a product of social creation. In this study, we test the notion that the concept, profit, is fundamental to society’s perception of the firm in an emerging market, and the need for a firm to legitimise a level of profit. We evaluate the relationship between the readability of various components of corporate annual reports and the level of profit, and we also take into account the nature of disclosure (mandatory and non-mandatory), the size of the firm and the nature of setup (public enterprises and publicly listed companies). Our findings suggest that, as with developed markets, in emerging markets profit is indeed an important determinant of the nature of operations of a firm, and that firms consider readability of their disclosures in attempting to legitimise a level of profit.

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Based on the molecular dynamics (MD) simulation and the classical Euler-Bernoulli beam theory, a fundamental study of the vibrational performance of the Ag nanowire (NW) is carried out. A comprehensive analysis of the quality (Q)-factor, natural frequency, beat vibration, as well as high vibration mode is presented. Two excitation approaches, i.e., velocity excitation and displacement excitation, have been successfully implemented to achieve the vibration of NWs. Upon these two kinds of excitations, consistent results are obtained, i.e., the increase of the initial excitation amplitude will lead to a decrease to the Q-factor, and moderate plastic deformation could increase the first natural frequency. Meanwhile, the beat vibration driven by a single relatively large excitation or two uniform excitations in both two lateral directions is observed. It is concluded that the nonlinear changing trend of external energy magnitude does not necessarily mean a nonconstant Q-factor. In particular, the first order natural frequency of the Ag NW is observed to decrease with the increase of temperature. Furthermore, comparing with the predictions by Euler- Bernoulli beam theory, the MD simulation provides a larger and smaller first vibration frequencies for the clamped-clamped and clamped-free thin Ag NWs, respectively. Additionally, for thin NWs, the first order natural frequency exhibits a parabolic relationship with the excitation magnitudes. The frequencies of the higher vibration modes tend to be low in comparison to Euler-Bernoulli beam theory predictions. A combined initial excitation is proposed which is capable to drive the NW under a multi-mode vibration and arrows the coexistence of all the following low vibration modes. This work sheds lights on the better understanding of the mechanical properties of NWs and benefits the increasing utilities of NWs in diverse nano-electronic devices.

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Many accidents occur world-wide in the use of construction plant and equipment, and safety training is considered by many to be one of the best approaches to their prevention. However, current safety training methods/tools are unable to provide trainees with the hands-on practice needed. Game technology-based safety training platforms have the potential to overcome this problem in a virtual environment. One such platform is described in this paper - its characteristics are analysed and its possible contribution to safety training identified. This is developed and tested by means of a case study involving three major pieces of construction plant, which successfully demonstrates that the platform can improve the process and performance of the safety training involved in their operation. This research not only presents a new and useful solution to the safety training of construction operations, but illustrates the potential use of advanced technologies in solving construction industry problems in general.