2,627 research outputs found

    Outstanding Educational Performance Awards: Highlighting High Achieving Arkansas Schools, 2011

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    So, in this Arkansas Education Report (AER) we aim to highlight excellent performance and give our congratulations. To that end, we are happy to highlight many high performing schools around the state in our now-annual AER entitled the Outstanding Educational Performance Awards

    Arkansas’ Plan for Accountability and Achievement: Analyzing the ESEA Waiver Request

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    In October 2011, President Obama developed rules for states to individually develop requests for waivers to the accountability requirements of No Child Left Behind. This week, the Arkansas Department of Education (ADE) submitted the plan for the state of Arkansas’ request for waivers

    TRECVID 2014 -- An Overview of the Goals, Tasks, Data, Evaluation Mechanisms and Metrics

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    International audienceThe TREC Video Retrieval Evaluation (TRECVID) 2014 was a TREC-style video analysis and retrieval evaluation, the goal of which remains to promote progress in content-based exploitation of digital video via open, metrics-based evaluation. Over the last dozen years this effort has yielded a better under- standing of how systems can effectively accomplish such processing and how one can reliably benchmark their performance. TRECVID is funded by the NIST with support from other US government agencies. Many organizations and individuals worldwide contribute significant time and effort

    Playing fast and loose with music recognition

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    We report lessons from iteratively developing a music recognition system to enable a wide range of musicians to embed musical codes into their typical performance practice. The musician composes fragments of music that can be played back with varying levels of embellishment, disguise and looseness to trigger digital interactions. We collaborated with twenty-three musicians, spanning professionals to amateurs and working with a variety of instruments. We chart the rapid evolution of the system to meet their needs as they strove to integrate music recognition technology into their performance practice, introducing multiple features to enable them to trade-off reliability with musical expression. Collectively, these support the idea of deliberately introducing ‘looseness’ into interactive systems by addressing the three key challenges of control, feedback and attunement, and highlight the potential role for written notations in other recognition-based systems

    In vitro production and immunogenicity of a Clostridium difficile spore-specific BclA3 glycopeptide conjugate vaccine

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    The BclA3 glycoprotein is a major component of the exosporangial layer of Clostridium difficile spores and in this study we demonstrate that this glycoprotein is a major spore surface associated antigen. Here, we confirm the role of SgtA glycosyltransferase (SgtA GT) in BclA3 glycosylation and recapitulate this process by expressing and purifying SgtA GT fused to MalE, the maltose binding protein from Escherichia coli. In vitro assays using the recombinant enzyme and BclA3 synthetic peptides demonstrated that SgtA GT was responsible for the addition of β-O-linked GlcNAc to threonine residues of each synthetic peptide. These peptide sequences were selected from the central, collagen repeat region of the BclA3 protein. Following optimization of SgtA GT activity, we generated sufficient glycopeptide (10 mg) to allow conjugation to KLH (keyhole limpet hemocyanin) protein. Glycosylated and unglycosylated versions of these conjugates were then used as antigens to immunize rabbits and mice. Immune responses to each of the conjugates were examined by Enzyme Linked Immunosorbent Assay ELISA. Additionally, the BclA3 conjugated peptide and glycopeptide were used as antigens in an ELISA assay with serum raised against formalin-killed spores. Only the glycopeptide was recognized by anti-spore polyclonal immune serum demonstrating that the glycan moiety is a predominant spore-associated surface antigen. To determine whether antibodies to these peptides could modify persistence of spores within the gut, animals immunized intranasally with either the KLH-glycopeptide or KLH-peptide conjugate in the presence of cholera toxin, were challenged with R20291 spores. Although specific antibodies were raised to both antigens, immunization did not provide any protection against acute or recurrent disease

    The Grizzly, February 21, 2002

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    Former U.S Ambassador to Sierra Leone now Ursinus Professor • Professor Melrose Testifies Before the Senate • Fire in Reimert: Where Were the Smoke Detectors? • Grant Will Enhance Ursinus Asian Studies Program • Marisol: A Lesson in Living in the Aftermath of September 11th • Winter Olympics Take Salt Lake by Storm • Save a Life: Donate Blood at the March Blood Drive • Opinions: Dressing Up: What Happened to Everyone\u27s Style?; Heart-wrenching and Heart-warming Olympics; For the Appropriateness of Fraternities and Sororities on Campus • When Making Love Becomes Sex: Diversifying Love and Sex • Price Comparison: Don\u27t Let the Cold Season Hurt Your Wallet • Pledging in the Past • Women\u27s Basketball Shoots Out Bryn Mawr to end 2002 Season • Men\u27s Basketball Looks Toward Showdown with Franklin & Marshall • Centennial Conference Wrestling Tournament Held at Ursinushttps://digitalcommons.ursinus.edu/grizzlynews/1508/thumbnail.jp

    On the time response determination of condensation particle counters

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    Condensation particle counter (CPC) technology has continued to evolve, with the introduction of several new instruments over the last several years. An important aspect in the characterization of these instruments is the measurement of their time response. Yet there is no standardly accepted approach for this measurement. Here we evaluate different classically used methods for determining CPC time response, and present the potential pitfalls associated with these approaches. Further, we introduce a new simple definition for the term response time, E, which is based on the first-order systems response, while providing a practical definition by corresponding to approximate to 95% change in concentration. We also present results for various commonly used CPCs, and for the Airmodus A11 nano Condensation Nucleus Counter (nCNC) system, the TSI 3777+3772 Nano Enhancer system, and Aerosol Dynamics Inc.'s (ADI) new versatile water condensation particle counter.Copyright (c) 2018 American Association for Aerosol ResearchPeer reviewe

    The Grizzly, January 31, 2002

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    Ursinus Professors Weigh in on Latest Enron Scandal • Back Again: New Member Education is in Full Swing at Ursinus • Snell Symposium: Teaching Equality in Sports • Internet Misconceptions on Campus • September 11: Will the Attacks Affect Security at the 2002 Olympics? • Opinions: Weighing the Choices of New Member Education; Where\u27s my Winter?; Effects of Kazaa and Bonza Buddy • Maggiano\u27s Little Italy: Save Your Money and Eat at Home • Great Events Sponsored by CAB • Sharing Worlds: New Column on Campus Diversity • Rushing • Swimmers Give it Their All Against The Terrors • Watson Qualifies for Indoor CC Championships • Women\u27s B-ball Downed by Muhlenberg and Johns Hopkins in Second Half of Season • Ursinus Wresting Shows the Centennial Conference They\u27ve Come to Fight • Gymnastics Sweeps MIT and Rhode Island College • Big Win Over Muhlenberg Highlights Week for Men\u27s Basketball • All Star Jazz Sextet to Perform • Ursinus College Film Festival to Present Uranushttps://digitalcommons.ursinus.edu/grizzlynews/1505/thumbnail.jp

    The Grizzly, February 14, 2002

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    Salt Lake City Says Hello to the 2002 Winter Olympics • Black History Month at Ursinus: How Diverse is the Campus? • Lorelei: Blast or Bust? • All About Enron: Latest in the Scandal • Parking on Campus: Will There be Enough? • Opinions: Is the Bookstore Slighting Us?; New Dance Studio Missing One Thing: Dancers; Women Drinking While Pregnant: Is That Acceptable? • Exclusive Interview with Jamie Kennedy, Host of The Jamie Kennedy Experiment • The Silver-Brown Dance Company Stomps the Night Away • Is Digital TV Coming to Your House? • Introducing the Wellness Center • Black History Month at Ursinus: The Truth • What the Class of 2002 can Expect in the Real World • UC Women\u27s B-Ball Chops Down Washington on Friday, but Kneels to Swarthmore on Sunday • Ursinus Seeks Women\u27s Golf Coach and Prospective Players • UC Invitational Huge Success for Bears • Men\u27s Basketball Clinches Play-off Berth With Two Dominating Wins! • UC Bears Make a Splash in the Pool, Being Out-Touched by a Strong Bryn Mawr Teamhttps://digitalcommons.ursinus.edu/grizzlynews/1507/thumbnail.jp
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