2,105 research outputs found

    Bridal Gallery

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    The Bridal Gallery is in the business of pampering its clients with a full range of bridal products and services, from gowns to garters, shoes to jewels. Located in Huntsville, TX, this small business enjoys a well deserved reputation for offering high quality, competitively priced products. In addition, free one-on-one consultation services are provided to every client. One of the company’s flyers indicates that the Bridal Gallery is “Where expert advice saves you time and money.” Although the company is run by a very knowledgeable owner who is passionate about her business, the financial picture has been very mixed. The owner has not drawn a regular paycheck during the entire eight year history of the business, and the past year resulted in a record net loss. An expanded bridal product line plus diversifying into a prom dress line might generate additional revenue, but due to space constraints, a potentially cost prohibitive move into a larger building might be necessary.(Contact author for a copy of the complete report.)Small Business Mgmt

    The District\u27s Stepchild: The Total Erasure of Low-Income Latinx Students\u27 Needs at Continuation High Schools

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    My study explores the underlying factors that allow systemic structural issues to exist within continuation high schools which result in the low educational performance of low-income Latinx continuation students. My study focuses on educators’ experiences, as I conducted 20 in-depth, semi-structured interviews with Southern California continuation high school teachers. I focused on the following areas of study: the teacher’s career, the teacher’s interactions with students, and the teacher’s opinions regarding their accessibility to funding and resources. My findings indicate that teachers, the outer community, and school-board administrators utilize cultural deficit thinking and stigmatization as tools of total erasure to exchange low-income Latinx students’ social identities with racist and classist stereotypes; in consequence, these mechanisms allow the district to impose invisibility on students’ academic and emotional needs in order to justify the formation and maintenance of institutional challenges for administrators’ fiscal benefit. Overall, these results reaffirm that our educational system reproduces social inequality; the total erasure of low-income Latinx continuation students’ academic and emotional needs permits the persistence of systemic structural issues informed by racist and classist stereotypes. My research calls for avenues of communication between administrators, teachers, and the outer community to address institutional barriers and, subsequently, establish equitable funding distributions to promote continuation high school students’ educational success with an understanding of the increased academic, emotional, and social needs of low-income Latinx students

    The Experiences of Teachers at Southern California Continuation High Schools: Exposing the Barriers within Alternative Education

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    My project explores the role of teachers at Southern California continuation high schools as it relates to serving low-income students of color in the face of the institutional barriers within alternative education. My study focuses on the teachers’ career, interactions with students, and opinions on accessibility to resources and funding. I have examined their experiences through twenty in-depth, semi-structured interviews with teachers from three districts. My findings indicate that district members’ misconceptions of Latinx students as inherently deviant and academically unengaged drive institutional issues creating financial burden for which teachers are forced to compensate. My study highlights that continuation high schools implement unjust policies, limit teaching materials and resources, reduce funding, and restrict the hiring of ancillary staff. My research pushes for more avenues of communication between the district and teachers to fulfill students’ needs through adequate funding allocation. These results extend existing literature in revealing the untold narratives of California continuation high school teachers, the structural issues within alternative education, and the needs of Latinx continuation high school students

    GEO INFORMATION EXTRACTION AND PROCESSING FROM TRAVEL NARRATIVES

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    Travel narratives published in electronic formats can be very important especially to the tourism community because of the great amount of knowledge that can be extracted. However, the low exploitation of these documents opens a new area of opportunity to the computing community. In this way, this article explores new ways to visualize travel narratives in a map in order to take advantage of experiences of individuals to recommend and describe travel places. Our approach is based on the use of a Geoparsing Web Service to extract geographic coordinates from travel narratives. Once geographic coordinates are extracted by using eXtensible Markup Language (XML) we draw the geo-positions and link the documents into a map image in order to visualize textual information

    Labor unions and the electoral consequences of trade liberalization

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    We show that the Brazilian trade liberalization in the early 1990s led to a permanent relative decline in the vote share of left-wing presidential candidates in the regions more affected by the tariff cuts. This happened even though the shock, implemented by a right-wing party, induced a contraction in manufacturing and formal employment in the more affected regions, and despite the left's identification with protectionist policies. To rationalize this response, we consider a new institutional channel for the political effects of trade shocks: the weakening of labor unions. We provide support for this mechanism in two steps. First, we show that union presence-proxied by the number of workers directly employed by unions, by union density, and by the number of union establishments-declined in regions that became more exposed to foreign competition. Second, we show that the negative effect of tariff reductions on the votes for the left was driven exclusively by political parties with historical links to unions. Furthermore, the impact of the trade liberalization on the vote share of these parties was significant only in regions that had unions operating before the reform. These findings are consistent with the hypothesis that tariff cuts reduced the vote share of the left partly through the weakening of labor unions. This institutional channel is fundamentally different from the individual-level responses, motivated by economic or identity concerns, that have been considered in the literature

    Cross section measurement of the astrophysically important 17O(p,gamma)18F reaction in a wide energy range

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    The 17O(p,g)18F reaction plays an important role in hydrogen burning processes in different stages of stellar evolution. The rate of this reaction must therefore be known with high accuracy in order to provide the necessary input for astrophysical models. The cross section of 17O(p,g)18F is characterized by a complicated resonance structure at low energies. Experimental data, however, is scarce in a wide energy range which increases the uncertainty of the low energy extrapolations. The purpose of the present work is therefore to provide consistent and precise cross section values in a wide energy range. The cross section is measured using the activation method which provides directly the total cross section. With this technique some typical systematic uncertainties encountered in in-beam gamma-spectroscopy experiments can be avoided. The cross section was measured between 500 keV and 1.8 MeV proton energies with a total uncertainty of typically 10%. The results are compared with earlier measurements and it is found that the gross features of the 17O(p,g)18F excitation function is relatively well reproduced by the present data. Deviation of roughly a factor of 1.5 is found in the case of the total cross section when compared with the only one high energy dataset. At the lowest measured energy our result is in agreement with two recent datasets within one standard deviation and deviates by roughly two standard deviations from a third one. An R-matrix analysis of the present and previous data strengthen the reliability of the extrapolated zero energy astrophysical S-factor. Using an independent experimental technique, the literature cross section data of 17O(p,g)18F is confirmed in the energy region of the resonances while lower direct capture cross section is recommended at higher energies. The present dataset provides a constraint for the theoretical cross sections.Comment: Accepted for publication in Phys. Rev. C. Abstract shortened in order to comply with arxiv rule

    Metformin associated lactic acidosis – is hemodialysis recommended?

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    A metformina é uma biguanida oral universalmente utilizada no tratamento da diabetes mellitus tipo 2. A sua depuração é maioritariamente renal e por isso deve ser usada com precaução nos doentes com doença renal. Elevadas concentrações plasmáticas de metformina podem levar a acidose láctica grave. A acidose láctica associada à metformina (MALA) é uma condição rara, mas potencialmente fatal. Como a metformina é altamente hidrossolúvel, pode ser removida por hemodiálise, idealmente prolongada, para permitir a mobilização da forma intracelular. Da revisão da literatura, constatou-se que a hemodiálise é mais eficaz que o tratamento de suporte em doentes com MALA. No entanto, estudos maiores são necessários para reafirmar o benefício da diálise neste contexto. Apresentamos o caso de um doente diabético com 70 anos de idade, em choque séptico e acidémia láctica grave, em que apenas se observou correcção da acidose metabólica após a realização de técnica de substituição renal contínua.info:eu-repo/semantics/publishedVersio

    Substance use and treatment outcomes among Spanish-speaking Latino/as from four acculturation types.

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    The purpose of this study was to examine the association of acculturation with substance use treatment outcomes in a sample of treatment-seeking Latino/as (N = 405). The study used data from a multisite randomized controlled trial of a culturally adapted version of Motivational Enhancement Therapy delivered in Spanish. Berry, Kim, Minde, and Mok\u27s (1987) acculturation model was used to divide the sample into 4 types (integrated, assimilated, separated, marginalized), based on Bicultural Involvement Questionnaire scores. One-way analyses of variance, chi-squared tests, and repeated-measures regression were used to examine baseline acculturation, posttreatment outcomes, and follow-up outcomes. All participants were of Latino/a background, and 88.4% of the sample was male. Participants with greater acculturation to American culture (i.e., integrated and assimilated acculturation types) reported more substance use and associated problems at baseline, χ²(3) = 20.5, p \u3c .001, with the integrated type reporting the highest percentage of substance use disorder symptoms and problems (67.6%). No significant differences in substance use were detected among acculturation types posttreatment or at follow-up. Although the integrated and assimilated acculturation types were associated at baseline with more substance use and associated problems, all acculturation types seemed to benefit at posttreatment from an evidence-based culturally adapted treatment. (PsycINFO Database Recor

    The EXPLORE Project I: A Deep Search for Transiting Extrasolar Planets

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    (Abridged) We discuss the design considerations of the EXPLORE (EXtra-solar PLanet Occultation REsearch) project, a series of transiting planet searches using 4-m-class telescopes to continuously monitor a single field of stars in the Galactic Plane in each ~2 week observing campaign. We discuss the general factors which determine the efficiency and the number of planets found by a transit search, including time sampling strategy and field selection. The primary goal is to select the most promising planet candidates for radial velocity follow-up observations. We show that with very high photometric precision light curves that have frequent time sampling and at least two detected transits, it is possible to uniquely solve for the main parameters of the eclipsing system (including planet radius) based on several important assumptions about the central star. Together with a measured spectral type for the star, this unique solution for orbital parameters provides a powerful method for ruling out most contaminants to transiting planet candidates. For the EXPLORE project, radial velocity follow-up observations for companion mass determination of the best candidates are done on 8-m-class telescopes within two or three months of the photometric campaigns. This same-season follow-up is made possible by the use of efficient pipelines to produce high quality light curves within weeks of the observations. We conclude by presenting early results from our first search, EXPLORE I, in which we reached <1% rms photometric precision (measured over a full night) on ~37,000 stars to I <= 18.2.Comment: accepted by ApJ. Main points unchanged but more thorough discussion of some issues. 36 pages, including 14 figure
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