13 research outputs found

    Mexican temporary migrant workers in American carnivals : an analysis of labor intermediation in the H-2B visa program

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    Over more than a hundred years, different socio-political apparatuses have been in charge of importing Mexican labor to the United States. In 1986, the U.S. government established a visa system for the admission of non-agricultural workers, the H-2B visa program. This paper delves into the role of recruiters in the configuration of the H-2B visa program, arguing that recruiters constitute infrastructures of labor intermediation that, beyond offering the service of linking migrant workers to jobs abroad, has the power of shaping labor relations between employers and migrant workers, operating as a tool through which migrant workers can be controlled.論説(Article)application/pdfdepartmental bulletin pape

    Ethnic identity and locality production among Nikkei Peruvians in Japan : an analysis through immigrants' associations

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    The 1990 amendments to the Immigration Control Act allowed Latin Americans of Japanese descent to migrate to Japan. In the context of their long-term settlement and the increasing number of a second generation born and raised in Japan, this paper analyzes the role that associations where Peruvians of Japanese descent –Nikkei Peruvians– congregate play in the preservation of an ethnic identity and the production of a sense of locality in Japan. This paper analizes both ethnic identity and locality production under two instrumental concepts: situated locality and community-oriented locality.論説(Article)application/pdfdepartmental bulletin pape

    Catálogo Normas Legales Diario Oficial El Peruano, Dic. 1980 - Dic. 1985

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    Modifican el art. 2° de la ley N°23341 y crean en la ciudad de Chota, capital de la Provincia del mismo nombre en el Departamento de Cajamarca, una filial del Instituto Nacional de Cultura. Documento que forma parte del “Catálogo de normas legales. Una mirada del Sector Cultura desde el Boletín del Diario El Peruano, Dic. 1980 – Dic. 1985

    TEACCHプログラムの立場から(VIII 教育心理学は障害児教育にどこまで寄与できるか : 自閉症児への教育を通じて)

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    rights: 日本教育心理学会 rights: 本文データは学協会の許諾に基づきCiNiiから複製したものである relation: IsVersionOf: http://ci.nii.ac.jp/naid/110001896080/textapplication/pdfjournal articl

    効率の良いモルフォロジー演算が可能なフィルタ形状について

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    モルフォロジー演算は画像の特徴抽出やノイズ除去など様々な画像処理に用いられる基本的処理である.2値画像入力に対するその時間計算量は, 入力画像のサイズをn×n, フィルタのサイズをr×rとするとO(n^2r^2)となり, 処理時間がフィルタサイズに大きく依存する.しかし距離変換を用いることで処理時間がフィルタサイズに依存しないモルフォロジー演算を行うことが可能である.本研究ではフィルタ形状のあるクラスに対しては, O(n^2)時間でモルフォロジー演算ができることを示す.このクラスに入るフィルタ形状の例をあげると, 円, 長円形, 正三角形, 長方形, 台形などであり, 画像処理で用いられるフィルタのほとんどが含まれる.Mathematical morphology is used for feature extraction and noise elimination in image processing. Morphological operation for a binary image of size n×n with a filter of size r×r is performed in O(n^2r^2)time, and thus the computation time depends heavily on the filter size. By using distance transformation, morphological operation can be done in time independent of the filter size. In this paper, we show that morphological operation can be done in O(n^2)time for some class of filter shapes. This class contains most of filter shapes which appear in image processing, such as circle, rectangle, equilateral triangle, trapezoid, etc.journal articl

    Dialysis-Associated Hypertension Treated with Telmisartan – <i>DiaTel:</i> A Pilot, Placebo-Controlled, Cross-Over, Randomized Trial

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    <div><p></p><p>Treatment of hypertension in hemodialysis (HD) patients is characterised by lack of evidence for both the blood pressure (BP) target goal and the recommended drug class to use. Telmisartan, an Angiotensin receptor blocker (ARB) that is metabolised in the liver and not excreted via HD extracorporeal circuit might be particularly suitable for HD patients. We designed and conducted a randomised, placebo-controlled, double-blind and cross-over trial for treatment of dialysis–associated hypertension with telmisartan 80 mg once daily or placebo on top of standard antihypertensive treatment excluding other Renin-Angiotensin-System (RAS) blockers. In 29 patients after randomization we analysed BP after a treatment period of 8 weeks, while 13 started with telmisartan and 16 with placebo; after 8 weeks 11 continued with telmisartan and 12 with placebo after cross-over, respectively. Patients exhibited a significant reduction of systolic pre-HD BP from 141.9±21.8 before to 131.3±17.3 mmHg after the first treatment period with telmisartan <b>or</b> placebo. However, no average significant influence of telmisartan was observed compared to placebo. The latter may be due to a large inter-individual variability of BP responses reaching from a 40 mmHg decrease under placebo to 40 mmHg increase under telmisartan. Antihypertensive co-medication was changed for clinical reasons in 7 out of 21 patients with no significant difference between telmisartan and placebo groups. Our starting hypothesis, that telmisartan on top of standard therapy lowers systolic office BP in HD patients could not be confirmed. In conclusion, this small trial indicates that testing antihypertensive drug efficacy in HD patients is challenging due to complicated standardization of concomitant medication and other confounding factors, e.g. volume status, salt load and neurohormonal activation, that influence BP control in HD patients.</p><p>Trial Registration</p><p><a href="http://Clinicaltrialsregister.eu2005-005021-60" target="_blank">Clinicaltrialsregister.eu 2005-005021-60</a></p></div

    Study flow chart.

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    <p>Study flow chart with individual causes of study interruptions and dropouts.</p
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