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Typological theoretical perspectives suggest that the consequences of involvement in peer and dating violence may depend on the particular pattern of violent behaviors that youth experience and/or engage in. Yet few studies have examined whether distinct patterns of dating and peer violence involvement differentially predict developmental outcomes. Using two waves of data, the current study examined the prospective associations between distinct patterns of peer and dating aggression and victimization, identified using latent class analysis, and a range of potential developmental outcomes in a general population sample of adolescents in the 8th to 10th grades (n?=?3068; 46% female, 58% White, 31% Black, 11% other race/ethnicity). The findings suggest that, compared to youth involved in other patterns of violence, youth involved in peer and dating violence as aggressors and victims are at greatest risk for negative sequelae, although results differed considerably for girls and boys and on the outcome variable and comparison groups being examined.  相似文献   
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Although the contributions of friend selection and friend influence to adolescent homophily on substance use behaviors has been of enduring research interest, moderators of these processes have received relatively little research attention. Identification of factors that dampen or amplify selection and influence on substance use behaviors is important for informing prevention efforts. Whereas prior research has examined adolescent drinking, smoking, and marijuana use, the current study examined whether friend selection and friend influence operated on substance use involvement, an indicator of problematic use, and whether depressive symptomology moderated these processes. In addition, it examined whether these relationships varied from grade 6 to 12. The study used a cohort-sequential design in which three cohorts of youth (first surveyed in grades, 6, 7, and 8) in six school-based longitudinal social networks were surveyed up to seven times, yielding N?=?6817 adolescents (49% female). Stochastic actor-oriented models were applied to test hypothesized relationships in the six networks, then results were synthesized in a meta-analysis. Depressive symptoms did not moderate selection or influence on substance use involvement at any grade level, but indirectly contributed to diffusion of substance use involvement through school networks via patterns of network ties. Research is needed on contextual factors, particularly in schools, that might account for when, if at all, depressive symptoms condition friend selection and influence on substance use.  相似文献   
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This article examines the potential for ‘Europeanising’ the policy process within Germany ‐ examining the constraints and facilitators that have played a defining role in ‘Europeanising’ asylum and immigration issues. It demonstrates that despite the magnitude of the asylum crisis within Germany, blockages evident within the domestic policy process initially prevented a domestic policy solution. In response the federal government instituted a concerted attempt to resolve the issue outside the domestic arena, exporting the issue to the European decisional level. The processes that governed policy making on the European level within this policy sector proved incapable, however, of adequately addressing the issue. Thus, although agreement on the need to harmonise asylum and immigration policies was forthcoming, consensus on the means to achieve and implement substantive policy harmonisation proved elusive. The ‘Europeanisation’ of asylum and immigration policies within Germany has therefore been inherently limited. In response the German government felt compelled to supplement measures agreed at the European level both with a renewed effort within the domestic arena to resolve the constitutional deadlock and through bilateral agreements with their eastern neighbours.  相似文献   
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The majority of research on human rights focuses on the consequences of regime-type for human rights violations, and overwhelming evidence suggests that democracies are less likely to violate human rights of their citizens as compared to non-democracies. However, a regime-type perspective is unable to account for disparities in human rights violations within democratic and non-democratic regimes. This paper disaggregates regime-type and analyzes the relationship between citizens’ participation and human rights violations. I argue that a participative citizenry, as captured by high voter turnout, is indicative of an active and vigilant populace who are more likely to hold governments accountable and ensure better human rights protections. The paper tests the relationship between human rights and voter turnout among 89 democratic countries from 1976 to 2008. The findings demonstrate that a participative citizenry enhances governmental respect for human rights.  相似文献   
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Continuing advancements in the field of digital cameras and surveillance imaging devices have led law enforcement and intelligence agencies to use analysis of images and videos for the investigation and prosecution of crime. When determining identity from photographic evidence, forensic analysts perform comparison of visible facial features manually, which is inefficient. In this study, we will address research efforts to use facial marks as biometric signatures to distinguish between individuals. We propose two systems to assist forensic analysts during photographic comparison: an improved multiscale facial mark system in which facial marks are detected automatically, and a semi‐automatic facial mark system that integrates human knowledge within the improved multiscale facial mark system. Experiment results employ a high‐resolution time‐elapsed dataset acquired at the University of Notre Dame between 2009 and 2011. The results indicate that the geometric distributions of facial mark patterns can be used to distinguish between individuals.  相似文献   
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