2,046 research outputs found

    Legal and Ethical Issues Related to the Use of the Internet in K-12 Schools

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    Supplemental Files: Recommended District Internet Policy and Regulations Student Internet Policy Handbook Template Sample Student Account Agreement Sample Guest Account Agreement Sample Letter to Parents or Guardian

    School Response to Cyberbullying and Sexting: The Legal Challenges

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    Legal and Ethical Issues Related to the Use of the Internet in K-12 Schools

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    Supplemental Files: Recommended District Internet Policy and Regulations Student Internet Policy Handbook Template Sample Student Account Agreement Sample Guest Account Agreement Sample Letter to Parents or Guardian

    Correction of Dropped Frames in High-resolution Push-broom Hyperspectral Images for Cultural Heritage

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    Dropped frames can occur in line-scan cameras, which result in non-uniform spatial sampling of the scene. A dropped frame occurs when data from an image sensor is not successfully recorded. When mosaicking multiple line-scan images, such as in high-resolution imaging, this can cause misalignment. Much previous work to identify dropped frames in video prioritises fast computation over high accuracy, whereas in heritage imaging, high accuracy is often preferred over short computation time. Two approaches to identify the position of dropped frames are presented, both using the A* search algorithm to correct dropped frames. One method aligns overlapping sections of push-broom images and the other aligns the push-broom image to a lower resolution reference image. The two methods are compared across a range of test images, and the method aligning overlapping sections is shown to perform better than the method using a reference image under most circumstances. The overlap method was applied to hyperspectral images acquired of La Ghirlandata, an 1873 oil on canvas painting by D. G. Rossetti, enabling a high-resolution hyperspectral image mosaic to be produced. The resulting composite image is 10,875 × \times 14,697 pixels each with 500 spectral bands from 400–2,500 nm. This corresponds to a spatial resolution of 80 \,\mathrm{\upmu }\mathrm{m} and a spectral resolution of 3–6 nm

    Adding to the HIV Prevention Portfolio – the Achievement of Structural Changes by 13 Connect to Protect® Coalitions

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    Opportunities to control risk factors that contribute to HIV transmission and acquisition extend far beyond individuals and include addressing social and structural determinants of HIV risk, such as inadequate housing, poor access to healthcare and economic insecurity. The infrastructure within communities, including the policies and practices that guide institutions and organizations, should be considered crucial targets for change. This paper examines the extent to which 13 community coalitions across the U.S. and Puerto Rico were able to achieve “structural change” objectives (i.e., new or modified practices or policies) as an intermediate step toward the long-term goal of reducing HIV risk among adolescents and young adults (12-24 years old). The study resulted in the completion of 245 objectives with 70% categorized as structural in nature. Coalitions targeted social services, education and government as primary community sectors to adopt structural changes. A median of 12 key actors and six new key actors contributed to accomplishing structural changes. Structural change objectives required a median of seven months to complete. The structural changes achieved offer new ideas for community health educators and practitioners seeking to bolster their HIV prevention agenda

    The Ursinus Weekly, April 17, 1950

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    Junior prom to highlight week\u27s social calendar • Forum to present prominent explorer for monthly event • Students select leaders for WSGA, WAA, and Y • Senator to address PAC Wednesday • IRC group attends model UN assembly • French club plans April piano recital • ICG members help draft constitution • Scientists to participate in Y-sponsored panel • Practices continue for spring comedy • Board names six to Weekly editorial staff • Commission to discuss admittance of Negroes • \u27Waltz dream\u27 scores hit with Ursinus audiences • P.A.C. visits Washington on annually planned trip • Swedish books add variety to library language shelves • Alumnus suggests constitution change for alumni group • Three men and a rebel tour southland as vacation interrupts semester work • Ursinus welcomes new dance band • Grizzly nine tours south; trip is judged successful • Rampaging grizzlies open season with pair of wins • Tennis belles open against Bryn Mawr • Nine veterans back for softball season • Stine and Shreiner win men\u27s, girls\u27 intramurals • Gurzynski is named head football coach for 1950 • Annex wins honors on intramural night • Garris\u27 pageant selected for \u2750 May Day themehttps://digitalcommons.ursinus.edu/weekly/1589/thumbnail.jp

    Connect to Protect® Researcher-Community Partnerships: Assessing Change in Successful Collaboration Factors over Time

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    Fifteen research sites within the Adolescent Medicine Trials Network for HIV/AIDS Interventions launched Connect to Protect community coalitions in urban areas across the United States and in Puerto Rico. Each coalition has the same overarching goal: Reducing local youth HIV rates by changing community structural elements such as programs, policies, and practices. These types of transformations can take significant amounts of time to achieve; thus, ongoing successful collaboration among coalition members is critical for success. As a first step toward building their coalitions, staff from each research site invited an initial group of community partners to take part in Connect to Protect activities. In this paper, we focus on these researcher-community partnerships and assess change in collaboration factors over the first year. Respondents completed the Wilder Collaboration Factors Inventory at five time points, approximately once every two to three months. Results across all fifteen coalitions show significant and positive shifts in ratings of process/structure (p<.05). This suggests that during the first year they worked together, Connect to Protect researcher-community partners strengthened their group infrastructures and operating procedures. The findings shed light on how collaboration factors evolve during coalition formation and highlight the need for future research to examine change throughout subsequent coalition phases. (Peer Reviewed

    The Ursinus Weekly, January 8, 1951

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    Group attends NSA meeting during holiday • French Club conducts meeting and lists plans • Final examinations to continue January 18-26; Schedule posted • Chess Club to play • Rice to give talk on Atlantic Union • Sophomore class to sponsor square dance Friday night • President McClure issues statement on present draft situation at Ursinus • College offers new two-term Summer school • Graduate featured in magazine story • Curtain Club announces next group production • Students participate in television show • Forty attend Philly luncheon of Ursinus Women\u27s Club • New Rosicrucians feted • Miller appears on Quaker City TV University • Ursinus grad to hold state executive office • Opinions on Korea: Ursinus representatives speak their minds • Double-duty secretary gowns directors for processions, manages switchboard • Downpour predicted; Waterproof notes, dry textbooks, precautions prescribed • Prognostication shows alteration of future strife in college life • Bears upset F&M 73-55 in pre-holiday thriller • Grapplers win opener over Muhlenberg, 23-9 • Grizzlies absorb second cage loss to Pharmacy five • Bruins top Drexel 80-74 in initial league contest • Trials highlight MSGA pre-vacation meetinghttps://digitalcommons.ursinus.edu/weekly/1556/thumbnail.jp
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