880 resultados para objectivity without objects
Resumo:
The study furthers our understanding of the persuasive and constructive aspects of accounting information. We consider it as a process of ‘interpretive framing’ in the quest for legitimacy - an attempt to justify decisions and excuse mistakes. We base our theoretical discussion on the premise that the picture reported by accounting information is an example of institutional reality and thus mediated by the social contexts in which it is constructed and interpreted. Accounting information is a matter of ‘the interpretation of interpretations’ - the provision of accounting information, which is already a result of a competitive interplay among prior interpretations of certain aspects of our economic phenomena, undergoes further interpretation by the recipients of that information. This notion applies equally to narratives and numbers. We challenge notions of rigor, accuracy and objectivity assigned to quantification in accounting and posit that numbers can be an even more powerful rhetorical device due to their image of being rational and ‘rhetoric free’. We illustrate our theoretical propositions presenting explicit references to the constructive and rhetorical aspects of financial reporting from Pacioli and his times (late 15th century) to the recent regulatory developments of FASB/IASB in 2013, i.e. from the rhetoric of double entry book-keeping to the rhetoric of 'fair value’. We acknowledge, building on these theoretical foundations, the inherent subjectivity of accounting information (influenced by perceptions and interests) without entirely denying however its informative functions. We illustrate the practical implications of this, in a situation where “shared and socially accepted” perceptions may be the nearest we can get to anything resembling a faithful representation of economic reality. The paper contributes to a broader understanding of how accounting information can be viewed as a social and humanistic construction, and challenges taken-for-granted assumptions about impartiality, neutrality and rationality in regard to the process.
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How is the notion of public interest operationalised in the regulatory practices of the International Public Sector Accounting Standards Board (IPSASB)? A fundamental objective in setting international accounting standards for both the private and public sector is to serve the ‘public interest’. Who or what constitutes ‘public interest’ however remains a highly complex and controversial issue. Private sector financial reporting research posits that users (of financial information) are used as a proxy for the ‘public’ and users are further refined to current and potential investors - a small proportion of the public. The debates surrounding public interest are even more contentious in public sector financial reporting which deals with ‘public’ (tax payers’) money. In our study we use Bourdieu’s notion of semi-homogenous fields to show how autonomous and heteronomous pressures from the epistemic community of the accounting profession and political/government interests compete for the right to define the public interest and determine how (by what accounting solutions) this interest is best served. This is a theoretical study grounded in the analysis of empirical data from interviews with the board members of the IPSASB. The main contribution of the paper is to further our understanding of the perceptions of the main decision makers from the ‘inner regulatory circle’ with regards to the problematic construct of public interest. The main findings suggest a paternal and un-reflexive attitude of the board members leading to the conclusion that the public have no real voice in these matters.
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A re-examination of the herald Roger Machado's extant memorandum book, which contains an inventory and mercantile accounts amongst its contents. It is argued that this little-studied source provides evidence for an otherwise undocumented period in Machado's life - when he fled into exile to join Henry Tudor.
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Researchers and Co-researchers present talks and demonstrations about the Sensory Objects project to 65 people on Tuesday 10th of June, the Seminar is part of Universities Week.
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This project engages people with learning disabilities to participate as co-researchers and explore museum interpretation through multisensory workshops using microcontrollers and sensors to enable alternative interactive visitor experiences in museums and heritage sites. This article describes how the project brings together artists, engineers, and experts in multimedia advocacy, as well as people with learning disabilities in the co-design of interactive multisensory objects that replicate or respond to objects of cultural significance in our national collections. Through a series of staged multi-sensory art and electronics workshops, people with learning disabilities explore how the different senses could be utilised to augment existing artefacts or create entirely new ones. The co-researchers employ multimedia advocacy tools to reflect on and to communicate their experiences and findings.
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The Sensory Objects project creates multisensory interactive artworks that respond to museum collections and generate alternative ideas for museum interpretation.
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Seminar exploring the Sensory Objects Project at the British Museum for 65 delegates.
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The Sensory Objects project was represented by co-researchers Judith Appiah and Tim Elson supported by Beverley Agard from the Tower Project, who co-presented with Nic and Kate at ENGAGE 2014 conference in Bristol.
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This project engages people with learning disabilities to participate as co-researchers and explore museum interpretation through multisensory workshops using microcontrollers and sensors to enable alternative interactive visitor experiences in museums and heritage sites. This article describes how the project brings together artists, engineers, and experts in multimedia advocacy, as well as people with learning disabilities in the co-design of interactive multisensory objects that replicate or respond to objects of cultural significance in our national collections. Through a series of staged multi-sensory art and electronics workshops, people with learning disabilities explore how the different senses could be utilised to augment existing artefacts or create entirely new ones. The co-researchers employ multimedia advocacy tools to reflect on and to communicate their experiences and findings.
Resumo:
ISO19156 Observations and Measurements (O&M) provides a standardised framework for organising information about the collection of information about the environment. Here we describe the implementation of a specialisation of O&M for environmental data, the Metadata Objects for Linking Environmental Sciences (MOLES3). MOLES3 provides support for organising information about data, and for user navigation around data holdings. The implementation described here, “CEDA-MOLES”, also supports data management functions for the Centre for Environmental Data Archival, CEDA. The previous iteration of MOLES (MOLES2) saw active use over five years, being replaced by CEDA-MOLES in late 2014. During that period important lessons were learnt both about the information needed, as well as how to design and maintain the necessary information systems. In this paper we review the problems encountered in MOLES2; how and why CEDA-MOLES was developed and engineered; the migration of information holdings from MOLES2 to CEDA-MOLES; and, finally, provide an early assessment of MOLES3 (as implemented in CEDA-MOLES) and its limitations. Key drivers for the MOLES3 development included the necessity for improved data provenance, for further structured information to support ISO19115 discovery metadata export (for EU INSPIRE compliance), and to provide appropriate fixed landing pages for Digital Object Identifiers (DOIs) in the presence of evolving datasets. Key lessons learned included the importance of minimising information structure in free text fields, and the necessity to support as much agility in the information infrastructure as possible without compromising on maintainability both by those using the systems internally and externally (e.g. citing in to the information infrastructure), and those responsible for the systems themselves. The migration itself needed to ensure continuity of service and traceability of archived assets.
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Estrogen is an important steroid hormone that mediates most of its effects on regulation of gene expression by binding to intracellular receptors. The consensus estrogen response element (ERE) is a 13 bp palindromic inverted repeat with a three nucleotide spacer. However, several reports suggest that many estrogen target genes are regulated by diverse elements, such as imperfect EREs and ERE half sites (ERE 1/2), which are either the proximal or the distal half of the palindrome. To gain more insight into ERE half site-mediated gene regulation, we used a region from the estrogen-regulated chicken riboflavin carrier protein (RCP) gene promoter that contains ERE half sites. Using moxestrol, an analogue of estrogen and transient transfection of deletion and mutation containing RCP promoter/reporter constructs in chicken hepatoma (LMH2A) cells, we identified an estrogen response unit (ERU) composed of two consensus ERE 1/2 sites and one non-consensus ERE 1/2 site. Mutation of any of these sites within this ERU abolishes moxestrol response. Further, the ERU is able to confer moxestrol responsiveness to a heterologous promoter. Interestingly, RCP promoter is regulated by moxestrol in estrogen responsive human MCF-7 cells, but not in other cell lines such as NIH3T3 and HepG2 despite estrogen receptor-alpha (ER-�) co transfection. Electrophoretic mobility shift assays (EMSAs) with promoter regions encompassing the half sites and nuclear extracts from LMH2A cells show the presence of a moxestrol-induced complex that is abolished by a polyclonal anti-ER� antibody. Surprisingly, estrogen receptor cannot bind to these promoter elements in isolation. Thus, there appears to be a definite requirement for some other factor(s) in addition to estrogen receptor, for the generation of a suitable response of this promoter to estrogen. Our studies therefore suggest a novel mechanism of gene regulation by estrogen, involving ERE half sites without direct binding of ER to the cognate elements.
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Given capacity limits, only a subset of stimuli 1 give rise to a conscious percept. Neurocognitive models suggest that humans have evolved mechanisms that operate without awareness and prioritize threatening stimuli over neutral stimuli in subsequent perception. In this meta analysis, we review evidence for this ‘standard hypothesis’ emanating from three widely used, but rather different experimental paradigms that have been used to manipulate awareness. We found a small pooled threat-bias effect in the masked visual probe paradigm, a medium effect in the binocular rivalry paradigm and highly inconsistent effects in the breaking continuous flash suppression paradigm. Substantial heterogeneity was explained by the stimulus type: the only threat stimuli that were robustly prioritized across all three paradigms were fearful faces. Meta regression revealed that anxiety may modulate threat biases, but only under specific presentation conditions. We also found that insufficiently rigorous awareness measures, inadequate control of response biases and low level confounds may undermine claims of genuine unconscious threat processing. Considering the data together, we suggest that uncritical acceptance of the standard hypothesis is premature: current behavioral evidence for threat-sensitive visual processing that operates without awareness is weak.
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Observers generally fail to recover three-dimensional shape accurately from binocular disparity. Typically, depth is overestimated at near distances and underestimated at far distances [Johnston, E. B. (1991). Systematic distortions of shape from stereopsis. Vision Research, 31, 1351–1360]. A simple prediction from this is that disparity-defined objects should appear to expand in depth when moving towards the observer, and compress in depth when moving away. However, additional information is provided when an object moves from which 3D Euclidean shape can be recovered, be this through the addition of structure from motion information [Richards, W. (1985). Structure from stereo and motion. Journal of the Optical Society of America A, 2, 343–349], or the use of non-generic strategies [Todd, J. T., & Norman, J. F. (2003). The visual perception of 3-D shape from multiple cues: Are observers capable of perceiving metric structure? Perception and Psychophysics, 65, 31–47]. Here, we investigated shape constancy for objects moving in depth. We found that to be perceived as constant in shape, objects needed to contract in depth when moving toward the observer, and expand in depth when moving away, countering the effects of incorrect distance scaling (Johnston, 1991). This is a striking example of the failure of shape con- stancy, but one that is predicted if observers neither accurately estimate object distance in order to recover Euclidean shape, nor are able to base their responses on a simpler processing strategy.