958 resultados para Color prejudice


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Nos últimos anos o Brasil tem avançado no sentido de enfrentar as desigualdades raciais. Em 1995, o então Presidente da República Fernando Henrique Cardoso reconheceu oficial e publicamente não apenas a existência da discriminação racial e do preconceito de cor no País, mas também a necessidade de se adotar medidas públicas e privadas para fazer face ao problema. Naquele mesmo ano foi criado o Grupo de Trabalho Interministerial, que teve por incumbência propor ações integradas de combate à discriminação racial e recomendar políticas para a consolidação da cidadania da população negra. Para encaminhar as ações relacionadas ao mercado de trabalho, foi criado em 1996, no âmbito do Ministério do Trabalho, o Grupo de Trabalho para a Eliminação da Discriminação no Emprego e na Ocupação, cuja missão foi definir programas de ações que visassem ao combate da discriminação no emprego e na ocupação. Desde então, temos presenciado uma maior permeabilidade do Estado às demandas e proposições dos movimentos sociais negros. Marcos nesta trajetória foram a criação da SEPPIR – Secretaria de Promoção da Igualdade racial, em 2003, a aprovação do Estatuto da Igualdade Racial, em 2010, e a aprovação, por unanimidade, do sistema de cotas para negros no ensino superior brasileiro, pelo Superior Tribunal Federal, em 2011. Essas, dentre outras, são conquistas inquestionáveis e que revelam que o País vive um período de inflexão no encaminhamento de soluções para os problemas raciais que o assolam. Mas, se por um lado essas conquistas representam grandes vitórias, especialmente quando analisadas sob uma perspectiva retroativa, visto que desde a abolição da escravatura nenhuma ação estatal havia sido direcionada à solução de desigualdades raciais, por outro, muito ainda temos que avançar. Um olhar prospectivo revelará que o fosso criado ao longo desses séculos não poderia ser superado em apenas 20 anos. Muita desigualdade racial ainda resta. E muito ainda resta a ser feito para o seu enfrentamento. Ao “mobilizar conhecimento para a resolução de problemas sociais relevantes” (FARAH, 2012) esta tese busca contribuir para o avanço das políticas de igualdade racial no País, particularmente daquelas voltadas para o mercado de trabalho. Ela se constitui em um estudo de caso do Programa de Promoção da Igualdade de Oportunidade para Todos, uma iniciativa do Ministério Público do Trabalho, que teve por objetivo levar as organizações privadas a adotar ações afirmativas para o enfrentamento das desigualdades de gênero e raça nas relações de trabalho. Para a condução do estudo de caso único, empreendemos uma pesquisa qualitativa, adotando diversas técnicas de pesquisa, como a observação participante, conversas, entrevistas semiestruturadas e análise de documentos e outras materialidades, tendo o pós-construcionismo como sua perspectiva epistemológica (SPINK, 2005). Analisamos o Programa da Promoção da Igualdade de Oportunidade para Todos a partir das seguintes variáveis: sua concepção, implantação e primeiros resultados. Essa análise conduziu-nos a uma revisão da literatura nacional e estrangeira sobre a gestão da diversidade, e da literatura sobre desigualdade categórica durável. Os resultados deste estudo sugerem que, em que pesem as resistências enfrentadas para a sua implantação, o Programa já produziu efeitos positivos, embora também apontem seus limites e ajustes necessários para futuras políticas que visem à redução de desigualdade racial no mercado de trabalho no País.

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Pós-graduação em Letras - FCLAS

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Published also in same series without thesis note.

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This dissertation explores the similarities and differences which characterize the depiction of people of color in certain representative nineteenth century Cuban and Brazilian slavery novels as a function of the authorial approach of each territory's literary tradition toward the issues of slavery, racial prejudice, and people of color. The selected texts, derived from the peak periods in slavery literature of each territory, include Francisco , by Anselmo Snárez y Romero; Sab, by Gertrudis Gómez de Avellaneda; Cecilia Valdés , by Cirilo Villaverde; A escrava Isaura, by Bernardo Guimarães; O mulato, by Aluísio Azevedo; and Bom-Crioulo, by Adolfo Caminha. While the present study explores the enslavement, abuse, and discrimination of people of color as a consequence of a deep-seated discourse of power, privilege and racial superiority, it focuses more extensively on the representation of people of color, particularly in their capacity to constructively appropriate the cultural values of the white dominant group and recognize their identity as ambiguous. ^ Said's theories of Orientalist discourse and geography and formation as well as Dube's perspective on subaltern-oriented studies provide a theoretical framework for exploring the response of slavery writers whose common exposure to slavery but dissimilar socio-political contexts generate some startling findings. Crafted within a period of political repression, fear of black revolt, factional in-fighting as well as strong socioeconomic ties to the slaveholding class, the Cuban texts generally fashioned an approach to slavery as one marked by moderation, reform, and cultural counter discourse and consequently depict people of color with a more passive but culturally authentic outlook. On the other hand, the Brazilian response to the issue of slavery, steeped in an ideological amalgam of liberalism, positivism, republicanism, and abolitionism, is characterized by overt opposition to slavery and a representation of people of color that is less concerned with cross-cultural input but reclaims their humanity as highly educable and socially mobile persons in search of greater freedoms. Ultimately, there is a shared message of higher significance couched in the worthwhile mission of raising slaves to the level of men. ^

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Purpose: To determine (a) the effect of different sunglass tint colorations on traffic signal detection and recognition for color normal and color deficient observers, and (b) the adequacy of coloration requirements in current sunglass standards. Methods: Twenty color-normals and 49 color-deficient males performed a tracking task while wearing sunglasses of different colorations (clear, gray, green, yellow-green, yellow-brown, red-brown). At random intervals, simulated traffic light signals were presented against a white background at 5° to the right or left and observers were instructed to identify signal color (red/yellow/green) by pressing a response button as quickly as possible; response times and response errors were recorded. Results: Signal color and sunglass tint had significant effects on response times and error rates (p < 0.05), with significant between-color group differences and interaction effects. Response times for color deficient people were considerably slower than color normals for both red and yellow signals for all sunglass tints, but for green signals they were only noticeably slower with the green and yellow-green lenses. For most of the color deficient groups, there were recognition errors for yellow signals combined with the yellow-green and green tints. In addition, deuteranopes had problems for red signals combined with red-brown and yellow-brown tints, and protanopes had problems for green signals combined with the green tint and for red signals combined with the red-brown tint. Conclusions: Many sunglass tints currently permitted for drivers and riders cause a measurable decrement in the ability of color deficient observers to detect and recognize traffic signals. In general, combinations of signals and sunglasses of similar colors are of particular concern. This is prima facie evidence of a risk in the use of these tints for driving and cautions against the relaxation of coloration limits in sunglasses beyond those represented in the study.

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We investigated influences of optics and surround area on color appearance of defocused, small narrow band photopic lights (1’ arc diameter, λmax 510 - 628 nm) centered within a black annulus and surrounded by a white field. Participants included seven normal trichromats with L- or M-cone biased ratios. We controlled chromatic aberration with elements of a Powell achromatizing lens and corrected higher-order aberrations with an adaptive-optics system. Longitudinal chromatic aberrations, but not monochromatic aberrations, are involved in changing appearance of small lights with defocus. Surround field structure is important because color changes were not observed when lights were presented on a uniform white surround.

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A good object representation or object descriptor is one of the key issues in object based image analysis. To effectively fuse color and texture as a unified descriptor at object level, this paper presents a novel method for feature fusion. Color histogram and the uniform local binary patterns are extracted from arbitrary-shaped image-objects, and kernel principal component analysis (kernel PCA) is employed to find nonlinear relationships of the extracted color and texture features. The maximum likelihood approach is used to estimate the intrinsic dimensionality, which is then used as a criterion for automatic selection of optimal feature set from the fused feature. The proposed method is evaluated using SVM as the benchmark classifier and is applied to object-based vegetation species classification using high spatial resolution aerial imagery. Experimental results demonstrate that great improvement can be achieved by using proposed feature fusion method.

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This paper investigated the phenomenon of prejudice among ISD project members. We presented a theoretical discussion followed by one qualitative and one quantitative study. In the qualitative study, we interviewed different members of the project teams to understand the different types of prejudice possessed by team members. Results of this interview study led to the development of prejudice scales for IT members and users, which was used in the quantitative study. We surveyed 128 ISD teams and found that prejudice was related task and relationship conflict, satisfaction and willingness to work together in the future. Furthermore, prejudice exerts stronger influences on users than IT members in terms of increasing task and relationship conflicts and decreasing goal commitment.

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As dictated by s 213 of the Body Corporate and Community Management Act 1997 (Qld), the seller of a proposed lot is required to provide the buyer with a disclosure statement before the contract is entered into. Where the seller subsequently becomes aware that information contained in the disclosure statement was inaccurate when the contract was entered into or the disclosure statement would not be accurate if now given as a disclosure statement, the seller must, within 14 days, give the buyer a further statement rectifying the inaccuracies in the disclosure statement. Provided the contract has not been settled, where a further statement varies the disclosure statement to such a degree that the buyer would be materially prejudiced if compelled to complete the contract, the buyer may cancel the contract by written notice given to the seller within 14 days, or a longer period as agreed between the parties, after the seller gives the buyer the further statement. The term ‘material prejudice’ was considered by Wilson J in Wilson v Mirvac Queensland Pty Ltd.

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The decision of Wilson J in Wilson v Mirvac Queensland Pty Ltd was the subject of an article in an earlier edition of this journal. At that time, it was foreshadowed that the decision was to be taken on appeal. The decision of the Court of Appeal in Mirvac Queensland Pty Ltd v Wilson is considered in this article.

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Tomsen’s book Violence, Prejudice and Sexuality engages with important questions about sexuality and anti homosexual sentiment that criminologists have grappled with for some time. Tomsen’s work refines these questions in the context of essentialism, and notes how this concept has enabled only very specific ways of thinking about and analysing violence, prejudice, and sexuality. Indeed, thinking about the nexus between these three concepts are now almost taken for granted. As Tomsen demonstrates in his discussion of historical understandings of sexual desire, although social constructionism and queer perspectives have challenged essentialist notions of sexuality, research has in many respects upheld a binary understanding of heterosexuality as normal and homosexuality as abnormal. Interestingly, essentialist binaries like this have been conveniently employed in more recent times when activists align with minority status to gain basic human rights. While no one could deny the importance of access to rights and justice, Tomsen notes the danger inherent in arguments like this that draw on essentialism. He argues we are working through similar dichotomies of heterosexuality as normal and homosexuality as abnormal set up in very early research on sexual desire. The key difference now is that, in the rush towards public and political citizenship, ‘heterosexuals are recast as “perpetrators” and homosexuals as “victims”’ (Tomsen 2009: 16). Violence, Prejudice and Sexuality importantly notes this is no less an essentialist dichotomy and no less divisive....

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Butterflies and primates are interesting for comparative color vision studies, because both have evolved middle- (M) and long-wavelength- (L) sensitive photopigments with overlapping absorbance spectrum maxima (lambda(max) values). Although positive selection is important for the maintenance of spectral variation within the primate pigments, it remains an open question whether it contributes similarly to the diversification of butterfly pigments. To examine this issue, we performed epimicrospectrophotometry on the eyes of five Limenitis butterfly species and found a 31-nm range of variation in the lambda(max) values of the L-sensitive photopigments (514-545 nm). We cloned partial Limenitis L opsin gene sequences and found a significant excess of replacement substitutions relative to polymorphisms among species. Mapping of these L photopigment lambda(max) values onto a phylogeny revealed two instances within Lepidoptera of convergently evolved L photopigment lineages whose lambda(max) values were blue-shifted. A codon-based maximum-likelihood analysis indicated that, associated with the two blue spectral shifts, four amino acid sites (Ile17Met, Ala64Ser, Asn70Ser, and Ser137Ala) have evolved substitutions in parallel and exhibit significant d(N)/d(S) >1. Homology modeling of the full-length Limenitis arthemis astyanax L opsin placed all four substitutions within the chromophore-binding pocket. Strikingly, the Ser137Ala substitution is in the same position as a site that in primates is responsible for a 5- to 7-nm blue spectral shift. Our data show that some of the same amino acid sites are under positive selection in the photopigments of both butterflies and primates, spanning an evolutionary distance >500 million years.