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Linda Venter 《Communicatio》2013,39(2):99-116
Abstract

This article uses a qualitative textual analysis of in-depth interviews with senior news processors as a methodology to explore the unique contextual dimensions that may influence the architectural structure of South African television news programmes. The discussion rests on the basic assumption that news will always present a mediated and constructed version of reality. Six communicative frames categories have been selected to investigate operational processes and issues organising the production process of news: short, straight-forward, ‘objective’ news reports; single-sourced news items based on one major voice or main perspective; investigative news reports; marketable news chosen for financial potential; news items based on community and cultural events; and mythic tales. The findings indicate that the interface between contextual factors and journalistic practices contributes to the unique challenges facing the industry in South Africa. The article concludes with an appeal to news processors to reflect on the consequences and effects their programmes have on audiences’ perception of reality, and proposes recommendations to enable audiences to become more empowered and engaged viewers.  相似文献   
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Since its inception, over a decade ago, the field of digital forensics has faced numerous challenges. Despite different researchers and digital forensic practitioners having studied and analysed various known digital forensic challenges, as of 2013, there still exists a need for a formal classification of these challenges. This article therefore reviews existing research literature and highlights the various challenges that digital forensics has faced for the last 10 years. In conducting this research study, however, it was difficult for the authors to review all the existing research literature in the digital forensic domain; hence, sampling and randomization techniques were employed to facilitate the review of the gathered literature. Taxonomy of the various challenges is subsequently proposed in this paper based on our review of the literature. The taxonomy classifies the large number of digital forensic challenges into four well‐defined and easily understood categories. The proposed taxonomy can be useful, for example, in future developments of automated digital forensic tools by explicitly describing processes and procedures that focus on addressing specific challenges identified in this paper. However, it should also be noted that the purpose of this paper was not to propose any solutions to the individual challenges that digital forensics face, but to serve as a survey of the state of the art of the research area.  相似文献   
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Ontologies are widely used in different disciplines as a technique for representing and reasoning about domain knowledge. However, despite the widespread ontology‐related research activities and applications in different disciplines, the development of ontologies and ontology research activities is still wanting in digital forensics. This paper therefore presents the case for establishing an ontology for digital forensic disciplines. Such an ontology would enable better categorization of the digital forensic disciplines, as well as assist in the development of methodologies and specifications that can offer direction in different areas of digital forensics. This includes such areas as professional specialization, certifications, development of digital forensic tools, curricula, and educational materials. In addition, the ontology presented in this paper can be used, for example, to better organize the digital forensic domain knowledge and explicitly describe the discipline's semantics in a common way. Finally, this paper is meant to spark discussions and further research on an internationally agreed ontological distinction of the digital forensic disciplines. Digital forensic disciplines ontology is a novel approach toward organizing the digital forensic domain knowledge and constitutes the main contribution of this paper.  相似文献   
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The idea of constitutionalism requires the notion of limiting the power and rights of the people guaranteed by the Constitution. Indonesia Constitution-Undang-Undang Dasar1945 clearly provides protection upon constitutional rights of citizens. Yet, in some places where agrarian conflicts happened, constitutional rights of citizens ignorance still occurs. One of the longest conflicts in Lampung is the conflict in Register 45forest area, in Mesuji district, Lampung. This conflict has been occurring for more than eleven years and resulting in many victims. It is a conflict about control and management of Industrial Plantation Forests (HTI) involving disputes among investors, people, and government.  相似文献   
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Performing a digital forensic investigation (DFI) requires a standardized and formalized process. There is currently neither an international standard nor does a global, harmonized DFI process (DFIP) exist. The authors studied existing state-of-the-art DFIP models and concluded that there are significant disparities pertaining to the number of processes, the scope, the hierarchical levels, and concepts applied. This paper proposes a comprehensive model that harmonizes existing models. An effort was made to incorporate all types of processes proposed by the existing models, including those aimed at achieving digital forensic readiness. The authors introduce a novel class of processes called concurrent processes. This is a novel contribution that should, together with the rest of the model, enable more efficient and effective DFI, while ensuring admissibility of digital evidence. Ultimately, the proposed model is intended to be used for different types of DFI and should lead to standardization.  相似文献   
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Al J. Venter 《中东政策》1999,6(4):104-117
"Chemical (and biological weapons) work. They are undergoing revolutionary developments which make them practical and very lethal participants in those human affairs which are ultimately resolved with blood and iron. Be ignorant and be damned, and condemn your children as well."
- James A.F. Compton, September 1987  相似文献   
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