9 research outputs found

    Analgorithmic Framework for Automatic Detection and Tracking Moving Point Targets in IR Image Sequences

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    Imaging sensors operating in infrared (IR) region of electromagnetic spectrum are gaining importance in airborne automatic target recognition (ATR) applications due to their passive nature of operation. IR imaging sensors exploit the unintended IR radiation emitted by the targets of interest for detection. The ATR systems based on the passive IR imaging sensors employ a set of signal processing algorithms for processing the image information in real-time. The real-time execution of signal processing algorithms provides the sufficient reaction time to the platform carrying ATR system to react upon the target of interest. These set of algorithms include detection, tracking, and classification of low-contrast, small sized-targets. Paper explained a signal processing framework developed to detect and track moving point targets from the acquired IR image sequences in real-time.Defence Science Journal, Vol. 65, No. 3, May 2015, pp.208-213, DOI: http://dx.doi.org/10.14429/dsj.65.816

    Observation of the Production of Three Massive Gauge Bosons at root s=13 TeV

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    The first observation is reported of the combined production of three massive gauge bosons (VVV with V = W, Z) in proton-proton collisions at a center-of-mass energy of 13 TeV. The analysis is based on a data sample recorded by the CMS experiment at the CERN LHC corresponding to an integrated luminosity of 137 fb(-1). The searches for individualWWW, WWZ, WZZ, and ZZZ production are performed in final states with three, four, five, and six leptons (electrons or muons), or with two same-sign leptons plus one or two jets. The observed (expected) significance of the combinedVVV production signal is 5.7 (5.9) standard deviations and the corresponding measured cross section relative to the standard model prediction is 1.02(-0.23)(+0.26). The significances of the individual WWW and WWZ production are 3.3 and 3.4 standard deviations, respectively. Measured production cross sections for the individual triboson processes are also reported

    Transformation of the Manufacturing Process from Discovery to Kilogram Scale for AWZ1066S: A Highly Specific Anti-Wolbachia Drug Candidate for a Short-Course Treatment of Filariasis

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    Anti-Wolbachia therapy has been clinically proven to be a safe approach for the treatment of onchocerciasis and lymphatic filariasis. AWZ1066S, a first-in-class highly specific anti-Wolbachia drug candidate developed for a short-course treatment of human filariasis, has advanced into clinical development. An improved, cost-efficient, and scalable process for the manufacture of this clinical candidate is described. Presented herein is the process development work for the active pharmaceutical ingredient (API) and its two key starting materials [2-(trifluoromethyl)-3-pyridyl]methanamine and (S)-3-methylmorpholine, starting from 2,4-dichloropyrido[2,3-d]pyrimidine, which is capable of delivering high-purity (>99%) API consistently. The optimized production route was used in the manufacture of the clinical candidate at the kilogram scale to support the ongoing clinical development

    Search for new physics in top quark production with additional leptons in proton-proton collisions at s√= 13 TeV using effective field theory

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    Search for new physics in top quark production with additional leptons in proton-proton collisions at s=\sqrt{s} = 13 TeV using effective field theory

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    Events containing one or more top quarks produced with additional prompt leptons are used to search for new physics within the framework of an effective field theory (EFT). The data correspond to an integrated luminosity of 41.5 fb1^{-1} of proton-proton collisions at a center-of-mass energy of 13TeV at the LHC, collected by the CMS experiment in 2017. The selected events are required to have either two leptons with the same charge or more than two leptons; jets, including identified bottom quark jets, are also required, and the selected events are divided into categories based on the multiplicities of these objects. Sixteen dimension-six operators that can affect processes involving top quarks produced with additional charged leptons are considered in this analysis. Constructed to target EFT effects directly, the analysis applies a novel approach in which the observed yields are parameterized in terms of the Wilson coefficients (WCs) of the EFT operators. A simultaneous fit of the 16 WCs to the data is performed and two standard deviation confidence intervals for the WCs are extracted; the standard model expectations for the WC values are within these intervals for all of the WCs probed
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