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Intrinsic and extrinsic quality of data for open data repositories
Aurora González-Vidal,Alfonso P. Ramallo-González,Antonio F. Skarmeta 한국통신학회 2022 ICT Express Vol.8 No.3
This work assesses the quality of Internet of Things data not only as an intrinsic quality on how well it represents the related phenomenon but also, on how much information it contains to educate an artificial entity. The quality metrics here proposed are tested with real datasets. Also, they are implemented on OpenCPU, so the open data repositories can use them off-the-shelf to rate their datasets without computational cost and minimum human intervention, making them more attractive to potential users and gaining visibility and impact.
Aurora M. Kareh,Kashyap Komarraju Tadisina,Magnus Chun,Sumesh Kaswan,Kyle Y. Xu 대한성형외과학회 2022 Archives of Plastic Surgery Vol.49 No.4
Microvascular reconstruction frequently requires anastomosis outside of the zone of injury for successful reconstruction. Multiple options exist for pedicle lengthening including vein grafts, arteriovenous loops, and arteriovenous bundle interposition grafts. The authors performed a systematic review of arteriovenous bundle interposition grafts to elucidate indications and outcomes of arteriovenous grafts in microvascular reconstruction. A systematic review of the literature was performed using targeted keywords. Data extraction was performed by two independent authors, and descriptive statistics were used to analyze pooled data. Forty-four patients underwent pedicle lengthening with an arteriovenous graft from the descending branch of the lateral circumflex femoral artery. Most common indications for flap reconstruction were malignancy (n¼12), trauma (n¼7), and diabetic ulceration (n¼4). The most commonly used free flap was the anterolateral thigh flap (n¼18). There were five complications, with one resulting in flap loss. Arteriovenous bundle interposition grafts are a viable option for pedicle lengthening when free flap distant anastomosis is required. The descending branch of the lateral circumflex femoral artery may be used for a variety of defects and can be used in conjunction with fasciocutaneous, osteocutaneous, muscle, and chimeric free flaps.
The “Tiny Hand” of Donald Trump and the Metapragmatics of Typographic Parody
Aurora Donzelli,Alexandra Powell Bugden 한국외국어대학교 HK 세미오시스 연구센터 2019 Signs and Society Vol.7 No.2
Since his rise to the political stage in 2015, Donald Trump’s heterodox style of self-presentation has stirred heated metapragmatic debates within the American and international public: Was that “locker-room talk,” or abusive speech? Is his verbal irreverence an unacceptable defiance of fundamental principles of interactional ethics, or a brave attempt at reforming contemporary American speech by dismissing the epistemic inaccuracy and moral hypocrisy of political correctness? This article engages these debates by analyzing an ingenious form of typographic parody that recently appeared on digital social media. Modeled on Trump’s handwriting, the font “Tiny Hand” operates on multiple metapragmatic levels. First, the font’s childlike shapes establish an iconic connection between Trump’s hand(writing) and his brain, which, incapable of adult reasoning, generates dangerously infantile political decisions. Second, as a replica of Trump’s handwriting, the font parodies the president’s habit of correcting journalists with handwritten marginalia, thus speaking back to his attempts at silencing the press. Third, Tiny Hand works as a counter-meta-parody of the president’s political incorrectness. Finally, by evoking the parodies of Trump’s allegedly diminutive hands (and implicitly small penis) that circulated during the electoral race, the font operates as an inside joke addressed at and indexical of Trump’s counterpublic.
Asserting Women’s Rights and Well Being in the Age of Populism and Misogyny in the Philippines
Aurora de Dios(오로라 드 디오스) 이화여자대학교 아시아여성학센터 2018 이화여자대학교 아시아여성학센터 학술대회자료집 Vol.2018 No.1
Filipino women take pride in having gained substantial progress in advancing women’s rights and gender equality in the country particularly in the area of legislative reforms. However, such reforms, when viewed in the context of an increasingly globalized world, and the state’s adherence to neo-liberal policies have in fact been quite limited. In addition, the politics of patronage and oligarchic rule and the monopoly of economic and political power by a few have persisted despite the democratization efforts after EDSA revolution and the presence of strong social movements in the country. The lecture briefly examines the effects of globalization processes alongside the deterioration of democratic processes since EDSA on women’s assertions of their rights, voice and well-being. The recent emergence of authoritarian populist/misogynist regime of Duterte illustrates the fragility of hard won gains by women and of social movements in general. The present climate of impunity and the regression of many rights and freedoms and constriction of democratic spaces for citizens in general and women in particular poses serious challenges but also opportunities for women’s struggle to achieve genuine political and economic empowerment. Concrete examples of women’s organizing and collective action will be discussed.
On Metapragmatic Gaslighting: Truth and Trump’s Epistemic Tactics in a Plague Year
Aurora Donzelli 한국외국어대학교 HK 세미오시스 연구센터 2023 Signs and Society Vol.11 No.2
This article focuses on the nexus between political discourse and contemporary concerns about the arbitration of truth to argue that Trump’s way of using speech about speech (i.e., his metapragmatic discourse) resembles the manipulation tactic commonly called gaslighting. Based on examples drawn from 2020 (i.e., White House press conferences and electoral presidential debates), I explore Trump’s metapragmatic gaslighting both as an epistemic tactic for the manipulation of information and as an effective style of political self-presentation. By analyzing specific instances of Trump’s metapragmatic commentaries that blatantly contradict shared pragmatic principles for the interpretation of utterances’ illocutionary force and denotational content, I show how Trump is able to present himself as a champion of semantic and moral candor and simultaneously promote a highly personalist view of the meaning-making process. In so doing, I also propose a metapragmatic approach to the epistemological and political predicaments posed by the “post-truth” epistemic regime.
Aurora Antonio-Pérez,Tania Rivera-Hernández,Luz María Aldaz-Martínez,Jaime Ortega-López 한국생물공학회 2012 Biotechnology and Bioprocess Engineering Vol.17 No.4
Expression of recombinant proteins in Escherichia coli often leads to formation of inclusion bodies (IB). If a recombinant protein contains one or more disulfide bonds,protein refolding and thiol oxidation reactions are required to recover its biological activity. Previous studies have demonstrated that molecular chaperones and foldases assist with the in vitro protein refolding. However, their use has been limited by the stoichiometric amount required for the refolding reaction. In search of alternatives to facilitate the use of these folding biocatalysts in this study, DsbA, DsbC,and the apical domain of GroEL (AD) were fused to the carbohydrate-binding module CBDCex of Cellulomonas fimi. The recombinant proteins were purified and immobilized in cellulose and used to assist the oxidative refolding of denatured and reduced lysozyme. The assisted refolding yields obtained with immobilized folding biocatalysts were at least twice of those obtained in the spontaneous refolding,suggesting that the AD, DsbA, and DsbC immobilized in cellulose might be useful for the oxidative refolding of recombinant proteins that are expressed as inclusion bodies. In addition, the spontaneous or assisted refolding kinetics data fitted well (r2 > 0.9) to a previously reported lysozyme refolding model. The estimated refolding (kN)and aggregation (kA) constants were consistent with the hypothesis that foldases assisted the oxidative refolding of lysozyme by decreasing protein aggregation rather than increasing the refolding rate.