15 research outputs found

    Loss and waste in fish value chains: A review of the evidence from low and middle-income countries

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    Abstract This paper reviews the literature assessing fish waste and loss in low- and middle-income countries. We find significant variation in estimates of loss in different parts of the value chain, due in part to the diversity in approaches used to measure it. Studies of physical and nutritional loss are more common than those of quality or market force loss although nutritional loss has largely been studied with experimental rather than field-based approaches. Research gaps include the need for robust impact assessments of interventions to reduce fish loss and waste for consumers and actors and studies assessing the extent of loss affecting men and women differently. Standardized approaches are needed to accurately quantify loss in its various forms

    The Grizzly, October 6, 2011

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    Fong, CPPC Developing Strategic Plan • Study Abroad Undergoes Major Changes, Relocation • Art Department Sponsors Trip to New York City • Residence Life Sponsors First-Ever Sexual Olympics • Senior Spends Summer Researching Parkinson\u27s • International Film Festival: A Glimpse Into Other Cultures • Wismer on Wheels Offers Helping Hand • Club Promotes Suicide Awareness • Anti-anxiety Group Aims to Relieve Stress • UC Club Soccer Kicks Off First Full Season • UC Fencing Club Looking to Increase its Numbers • Coach Profile: Mark Feinberg, Swimminghttps://digitalcommons.ursinus.edu/grizzlynews/1842/thumbnail.jp

    The Grizzly, September 15, 2011

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    New CAB Events Coming This Fall • UC Commemorates 9/11 • CAB Hosts Activities Fair in Zack\u27s • GSA Welcomes New Board • Tips to Assist with Time Management • New Math Professor Brings Biostatistics Expertise • Peer Docent Program Returns to Berman • Senior Reminisces on Semester Spent Abroad • Opinions: Updated Sexual Assault Policy Needs Awareness; Libya Should Look to Spain When Rebuilding Government • Fast Start has Volleyball on Track for the Playoffs • Cross Country Eyes Continued Improvement in 2011 • Men\u27s Basketball Team Goes Abroadhttps://digitalcommons.ursinus.edu/grizzlynews/1839/thumbnail.jp

    The Grizzly, November 3, 2011

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    Sustainability the Future for Ursinus • Career Services Holds Internship Event • Asher Serves up Expert Advice for Students • Center for Writing Increasing its Versatility • Deacle Joins BE Department • SIFE Visits Area Middle Schools • Senior Spends Summer at Philadelphia Zoo • Share Poetry, Prose Each Week • Opinion: DREAM Act Offers Possible Solutions; Internships are a Valuable Experience for Students • Field Hockey Gears up for Stretch Run • Wild Weather Weekend for Fall Sports Teams • Senior Spotlight: Mike Alfieri, Men\u27s Soccerhttps://digitalcommons.ursinus.edu/grizzlynews/1845/thumbnail.jp

    The Grizzly, September 8, 2011

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    President Fong Praises Liberal Arts • New Patterson Field Changes Game for UC Sports • Class of 2015 Arrives Early for Freshman Orientation • Students Faced with Room Damage Charges Urged to Take Better Care • Frosh Advice from Upperclassmen • Collegeville Welcomes Unique Movie Tavern • New Professor Plans to Boost Music Tech Program • Students and Administration Return, React to Renovations in Wismer • Internship Profile: Fox 29 • Opinions: An Open Letter to Freshman Women; Students Should Consider Pros of Off-Campus Living • Football Drops Season Opener to Albright, 24-17 • Women\u27s Soccer has Sight set on a Championship • Football\u27s Primetime Debut Foiled by Albright Collegehttps://digitalcommons.ursinus.edu/grizzlynews/1838/thumbnail.jp

    Deep Space GNSS in Moon Transfer Orbit: the LuGRE Receiver

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    The Lunar GNSS Receiver Experiment (LuGRE) is a payload developed as part of the NASA Commercial Lunar Payload Services (CLPS) program as a partnership between the Italian Space Agency (ASI) and the National Aeronautics and Space Administration (NASA). The main objective of the project is to achieve GNSS-based Positioning, Navigation, and Timing (PNT) during the Moon Transfer Orbit (MTO) and, finally, on the Moon's Surface (MS). The project focused on the development of a GNSS Software Defined Radio (SDR) receiver, which is a Moon-customized version of the Qascom QN400-SPACE. The receiver logic has been refined with specific features that permit it to operate properly in deep-space environments. High-sensitivity acquisition and tracking techniques have been embedded to acquire and track GNSS signals at higher altitudes. Specialized Navigation plugins have been added for MTO and static MS positioning. This paper aims to present and analyze the most significant results obtained during the LuGRE receiver test campaign. The test scenarios are presented to provide a fruitful comparison between the receiver's real and expected performance

    Managing Opioids and Mitigating Risk: A Survey of Attitudes, Confidence and Practices of Oncology Health Care Professionals

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    In response to Canada’s opioid crisis, national strategies and guidelines have been developed but primarily focus on opioid use for chronic noncancer pain. Despite the well-established utility of opioids in cancer care, and the growing emphasis on early palliative care, little attention has been paid to opioid risk in this population, where evidence increasingly shows a higher risk of opioid-related harms than was previously thought. The primary objective of this study was to assess oncology clinicians’ attitudes, confidence, and practices in managing opioids in outpatients with cancer. This was explored using pilot-tested, profession-specific surveys for physicians/nurse practitioners, nurses and pharmacists. Descriptive analyses were conducted in aggregate and separately based on discipline. Univariate and multiple linear regression analyses were performed to explore relationships between confidence and practices within and across disciplines. The survey was distributed to approximately 400 clinicians in January 2019. Sixty-five responses (27 physicians/nurse practitioners, 31 nurses, 7 pharmacists) were received. Participants endorsed low confidence, differing attitudes, and limited and varied practice in managing and mitigating opioid risks in the cancer population. This study provides valuable insights into knowledge gaps and clinical practices of oncology healthcare professionals in managing opioids and mitigating associated risks for patients with cancer

    Advancing Autonomous Navigation: Near-Moon GNSS-based Orbit Determination

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    Global Navigation Satellite Systems (GNSSs) have settled as a crucial asset for Positioning, Navigation and Timing (PNT) within the Space Service Volume (SSV), and this technology is increasingly recognized a major player to serve the realm of lunar exploration missions. Current space operations are heavily relying on ground infrastructures, with escalating operational costs and limited resources. Therefore, it is urgent to enhance autonomy of space users, particularly in the task of real-time Orbit Determination (OD). This study aims to demonstrate the performance of GNSS-based onboard OD in the lunar regime. In a sequential Bayesian architecture, where GNSS observations are filtered with an orbital propagator, the sigma-point Unscented Kalman Filter (UKF) model is compared against the renowned Extended Kalman Filter (EKF)-based Orbital Filter (OF). The upcoming LuGRE mission serves as a case study, showcasing near-Moon PNT from a simulated portion of lunar ignition orbit at approximately 61 Earth Radii (RE). Both navigation algorithms are assessed with actual receiver observables, retrieved from a high-fidelity Hardware-in-the-Loop (HIL) simulation. Results highlight that the UKF effectively smooths out harmful Dilution of Precision (DOP) leaps induced by losses of lock of some GNSS signal, while maintaining position estimation errors within 2 km for 98.97% of the time. Moreover, remarkable accuracy gains over the EKF are observed, with a 3\sigma percentile improvement of 79.97% for position estimates and 63.62% for velocity estimates
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