954 research outputs found

    The Arizona Kith and Kin Project Evaluation, Brief #3

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    Professional Development with Family, Friend, and Neighbor Providers: Implications for Dual Language Learners. Indigo Cultural Center, for the Association for Supportive Child Care, with support from First Things First and Valley of the Sun United Way

    The Arizona Kith and Kin Project Evaluation, Brief #4

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    Despite the prevalence of family, friend, and neighbor (FFN) child care (NSECE, 2015), relatively little is known about the characteristics of this type of care, quality of care, and the features of effective quality improvement initiatives for FFN care providers. In general, the early childhood field has remained relatively silent about FFN child care in policy and research discourses surrounding child well-being and quality initiatives (Shivers, 2012; Whitebook et al., 2004). The overall goal of the analyses described in this brief, Brief #4 in a series of four, was to explore and analyze FFN providers’ awareness and use of community resources. This sample was obtained by collecting data from providers involved in a 14-week training-support group intervention known as the Arizona Kith and Kin Project. The providers in the Arizona Kith and Kin Project represent a critical population of providers who are serving young children in Arizona

    The Arizona Kith and Kin Project Evaluation, Brief #2

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    Latina family, friend, and neighbor provider characteristics and features of care they provide. Indigo Cultural Center, for the Association for Supportive Child Care, with support from First Things First

    The Arizona Kith and Kin Project Evaluation, Brief #1

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    Improving quality in family, friend and neighbor (FFN) child care settings. Indigo Cultural Center, for the Association for Supportive Child Care, with support from First Things First

    Crowdsourcing Cybersecurity: Cyber Attack Detection using Social Media

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    Social media is often viewed as a sensor into various societal events such as disease outbreaks, protests, and elections. We describe the use of social media as a crowdsourced sensor to gain insight into ongoing cyber-attacks. Our approach detects a broad range of cyber-attacks (e.g., distributed denial of service (DDOS) attacks, data breaches, and account hijacking) in an unsupervised manner using just a limited fixed set of seed event triggers. A new query expansion strategy based on convolutional kernels and dependency parses helps model reporting structure and aids in identifying key event characteristics. Through a large-scale analysis over Twitter, we demonstrate that our approach consistently identifies and encodes events, outperforming existing methods.Comment: 13 single column pages, 5 figures, submitted to KDD 201

    Indiana Center for Brain Rehabilitation, Advanced Imaging, and Neuroscience (ICBRAIN): An IUPUI Signature Center Initiative

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    poster abstractThe Mission of the Indiana Center for Brain Rehabilitation, Advanced Imaging, and Neuroscience (ICBRAIN) is: to develop and disseminate techniques and methodologies for advanced neuroimaging and precision behavioral measurement to evaluate novel rehabilitation interventions for people with acquired brain injury. Traumatic and other types of acquired brain injury (ABI) affect millions of U.S. citizens each year, many of whom experience persistent disabilities. For example, among the estimated 1.4 million civilians who sustain a traumatic brain injury (TBI) each year, 50,000 die and a minimum of 80,000 sustain injuries of sufficient severity to require extended rehabilitation. The current conflicts in Iraq and Afghanistan have increased awareness and mobilized interest in medical treatment and rehabilitation for returning soldiers with TBI (designated as the “signature injury” of these conflicts). A 2008 study by the RAND corporation based on a random sample of 1,965 veterans estimated that, among 1.64 million returning veterans, approximately 320,000 experienced a probable TBI (19%). Over the past decade there has been a notable rise in research activities to address serious gaps in the knowledge base of ABI, including neuroimaging, outcome measurement, and intervention studies to change function. However, brain injury researchers have not yet established solid links between these research agendas. Such links are crucial for moving the evidence base forward to improve treatment outcomes. ICBRAIN will fill this gap in neuroscience by bringing together an interdisciplinary team of clinical researchers to (1) advance basic science and clinical knowledge to the next level of integration, (2) translate the knowledge gained directly into clinical care for improved patient outcomes, and (3) use the newly integrated knowledge to drive the leading edge of future research. ICBRAIN represents a unique collaboration among established clinical rehabilitation and measurement researchers in PM&R and at RHI and established researchers at the IU Center for Neuroimaging

    Associations between witnessing and perpetrating online hate in eight countries: The buffering effects of problem-focused coping

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    Online hate is a topic that has received considerable interest lately, as online hate represents a risk to self-determination and peaceful coexistence in societies around the globe. However, not much is known about the explanations for adolescents posting or forwarding hateful online material or how adolescents cope with this newly emerging online risk. Thus, we sought to better understand the relationship between a bystander to and perpetrator of online hate, and the moderating e ects of problem-focused coping strategies (e.g., assertive, technical coping) within this relationship. Self-report questionnaires on witnessing and committing online hate and assertive and technical coping were completed by 6829 adolescents between 12 and 18 years of age from eight countries. The results showed that increases in witnessing online hate were positively related to being a perpetrator of online hate. Assertive and technical coping strategies were negatively related with perpetrating online hate. Bystanders of online hate reported fewer instances of perpetrating online hate when they reported higher levels of assertive and technical coping strategies, and more frequent instances of perpetrating online hate when they reported lower levels of assertive and technical coping strategies. In conclusion, our findings suggest that, if e ective, prevention and intervention programs that target online hate should consider educating young people about problem-focused coping strategies, self-assertiveness, and media skills. Implications for future research are discussedWe acknowledge the support of the Deutsche Forschungsgemeinschaft and Open Access Publishing Fund of University of Potsda

    Associations between Coping Strategies and Cyberhate Involvement: Evidence from Adolescents across Three World Regions

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    Cyberhate represents a risk to adolescents’ development and peaceful coexistence in democratic societies. Yet, not much is known about the relationship between adolescents’ ability to cope with cyberhate and their cyberhate involvement. To fill current gaps in the literature and inform the development of media education programs, the present study investigated various coping strategies in a hypothetical cyberhate scenario as correlates for being cyberhate victims, perpetrators, and both victim–perpetrators. The sample consisted of 6829 adolescents aged 12–18 years old (Mage = 14.93, SD = 1.64; girls: 50.4%, boys: 48.9%, and 0.7% did not indicate their gender) from Asia, Europe, and North America. Results showed that adolescents who endorsed distal advice or endorsed technical coping showed a lower likelihood to be victims, perpetrators, or victim–perpetrators. In contrast, if adolescents felt helpless or endorsed retaliation to cope with cyberhate, they showed higher odds of being involved in cyberhate as victims, perpetrators, or victim–perpetrators. Finally, adolescents who endorsed close support as a coping strategy showed a lower likelihood to be victim–perpetrators, and adolescents who endorsed assertive coping showed higher odds of being victims. In conclusion, the results confirm the importance of addressing adolescents’ ability to deal with cyberhate to develop more tailored prevention approaches. More specifically, such initiatives should focus on adolescents who feel helpless or feel inclined to retaliate. In addition, adolescents should be educated to practice distal advice and technical coping when experiencing cyberhate. Implications for the design and instruction of evidence-based cyberhate prevention (e.g., online educational games, virtual learning environments) will be discussedSupport of the Deutsche Forschungsgemeinschaft and Open Access Publishing Fund of the University of Potsdam

    Heavy metal ions in wines: meta-analysis of target hazard quotients reveal health risks

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    <p>Abstract</p> <p>Background</p> <p>Metal ions such as iron and copper are among the key nutrients that must be provided by dietary sources. Numerous foodstuffs have been evaluated for their contributions to the recommended daily allowance both to guide for satisfactory intake and also to prevent over exposure. In the case of heavy metal ions, the focus is often on exposure to potentially toxic levels of ions such as lead and mercury. The aim of this study is to determine target hazard quotients (THQ) from literature reports giving empirical levels of metal ions in table wines using the reference upper safe limit value. Contributions to the THQ value were calculated for seven metal ions along with total values for each wine.</p> <p>Results</p> <p>The THQ values were determined as ranges from previously reported ranges of metal ion concentrations and were frequently concerningly high. Apart from the wines selected from Italy, Brazil and Argentina, all other wines exhibited THQ values significantly greater than one indicating levels of risk. The levels of vanadium, copper and manganese had the highest impact on THQ measures. Typical potential maximum THQ values ranged from 50 to 200 with Hungarian and Slovakian wines reaching 300. THQ values for a sample of red and white wines were high for both having values ranging from 30 to 80 for females based on a 250 mL glass per day.</p> <p>Conclusion</p> <p>The THQ values calculated are concerning in that they are mainly above the safe level of THQ<1. It is notable that in the absence of upper safe limits, THQ values cannot be calculated for most metal ions, suggesting that further unaccountable risks are associated with intake of these wines.</p
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