421 research outputs found

    Propuesta de mejora para el proceso de inducción, entrenamiento y capacitación del área Talento Humano de la empresa Skema Promotora S.A.

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    El presente trabajo abordó una propuesta de mejora para los procesos de inducción, entrenamiento y capacitación del área de Talento Humano de Skema Promotora S.A. Su importancia radicó en el desarrollo de los recursos humanos como parte fundamental para el crecimiento y éxito de la organización. Actualmente, los procesos de inducción, entrenamiento y capacitación en Skema Promotora S.A. presentan diversas deficiencias que afectan tanto a los nuevos empleados como al desarrollo continuo del personal existente. Éstas, se traducen en una curva de aprendizaje prolongada, una falta de alineación con los objetivos estratégicos de la empresa y una baja retención del talento. Para abordar estas problemáticas, se desarrolló una metodología cualitativa y un método inductivo que llevara a la respuesta de mejora y fortalecimiento de los procesos. Inicialmente, se realizó un análisis exhaustivo con el fin de comprender el contexto interno y externo de los procesos; a partir de allí, se procedió con la identificación de las problemáticas críticas con el fin de enfocar las tácticas y las acciones que contribuirán al progreso de la organización en materia de Talento Humano. Como resultado, se diseñó un plan táctico con las mejoras en el proceso de inducción, entrenamiento y capacitación del área de Talento Humano de Skema Promotora S.A. con lo que se buscó contribuir al desempeño de los empleados, el aumento de la retención del talento, la vivencia de un clima laboral positivo y el fortalecimiento de la competitividad de la empresa en el mercado.The present work addressed an improvement proposal for the induction, training and training processes of the Human Talent area of Skema Promotora S.A. Its importance lay in the development of human resources as a fundamental part of the growth and success of the organization. Currently, the induction, training and qualification processes at Skema Promotora S.A. They have a number of shortcomings that affect both new hires and the ongoing development of existing staff. These translate into a long learning curve, a lack of alignment with the company's strategic objectives, and low talent retention. To address these problems, a qualitative methodology and an inductive method were developed that would lead to the response to improve and strengthen the processes. Initially, a comprehensive analysis was carried out in order to understand the internal and external context of the processes; From there, we proceeded with the identification of the critical problems in order to focus the tactics and actions that will contribute to the progress of the organization in terms of Human Talent. As a result, a tactical plan was designed with the improvements in the induction, training and qualification process of the Human Talent area of Skema Promotora S.A. with which it was sought to contribute to the performance of the employees, the increase in the retention of talent, the experience of a positive work environment and the strengthening of the competitiveness of the company in the market

    Optimasi Portofolio Resiko Menggunakan Model Markowitz MVO Dikaitkan dengan Keterbatasan Manusia dalam Memprediksi Masa Depan dalam Perspektif Al-Qur`an

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    Risk portfolio on modern finance has become increasingly technical, requiring the use of sophisticated mathematical tools in both research and practice. Since companies cannot insure themselves completely against risk, as human incompetence in predicting the future precisely that written in Al-Quran surah Luqman verse 34, they have to manage it to yield an optimal portfolio. The objective here is to minimize the variance among all portfolios, or alternatively, to maximize expected return among all portfolios that has at least a certain expected return. Furthermore, this study focuses on optimizing risk portfolio so called Markowitz MVO (Mean-Variance Optimization). Some theoretical frameworks for analysis are arithmetic mean, geometric mean, variance, covariance, linear programming, and quadratic programming. Moreover, finding a minimum variance portfolio produces a convex quadratic programming, that is minimizing the objective function ðð¥with constraintsð ð 𥠥 ðandð´ð¥ = ð. The outcome of this research is the solution of optimal risk portofolio in some investments that could be finished smoothly using MATLAB R2007b software together with its graphic analysis

    Search for supersymmetry in events with one lepton and multiple jets in proton-proton collisions at root s=13 TeV

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    Electroweak production of two jets in association with a Z boson in proton-proton collisions root s =13 TeV

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    A measurement of the electroweak (EW) production of two jets in association with a Z boson in proton-proton collisions at root s = 13 TeV is presented, based on data recorded in 2016 by the CMS experiment at the LHC corresponding to an integrated luminosity of 35.9 fb(-1). The measurement is performed in the lljj final state with l including electrons and muons, and the jets j corresponding to the quarks produced in the hard interaction. The measured cross section in a kinematic region defined by invariant masses m(ll) > 50 GeV, m(jj) > 120 GeV, and transverse momenta P-Tj > 25 GeV is sigma(EW) (lljj) = 534 +/- 20 (stat) fb (syst) fb, in agreement with leading-order standard model predictions. The final state is also used to perform a search for anomalous trilinear gauge couplings. No evidence is found and limits on anomalous trilinear gauge couplings associated with dimension-six operators are given in the framework of an effective field theory. The corresponding 95% confidence level intervals are -2.6 <cwww/Lambda(2) <2.6 TeV-2 and -8.4 <cw/Lambda(2) <10.1 TeV-2. The additional jet activity of events in a signal-enriched region is also studied, and the measurements are in agreement with predictions.Peer reviewe

    Measurement of nuclear modification factors of gamma(1S)), gamma(2S), and gamma(3S) mesons in PbPb collisions at root s(NN)=5.02 TeV

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    The cross sections for ϒ(1S), ϒ(2S), and ϒ(3S) production in lead-lead (PbPb) and proton-proton (pp) collisions at √sNN = 5.02 TeV have been measured using the CMS detector at the LHC. The nuclear modification factors, RAA, derived from the PbPb-to-pp ratio of yields for each state, are studied as functions of meson rapidity and transverse momentum, as well as PbPb collision centrality. The yields of all three states are found to be significantly suppressed, and compatible with a sequential ordering of the suppression, RAA(ϒ(1S)) > RAA(ϒ(2S)) > RAA(ϒ(3S)). The suppression of ϒ(1S) is larger than that seen at √sNN = 2.76 TeV, although the two are compatible within uncertainties. The upper limit on the RAA of ϒ(3S) integrated over pT, rapidity and centrality is 0.096 at 95% confidence level, which is the strongest suppression observed for a quarkonium state in heavy ion collisions to date. © 2019 The Author(s). Published by Elsevier B.V. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/). Funded by SCOAP3.Peer reviewe

    Measurement of t(t)over-bar normalised multi-differential cross sections in pp collisions at root s=13 TeV, and simultaneous determination of the strong coupling strength, top quark pole mass, and parton distribution functions

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    Search for anomalous couplings in boosted WW/WZ -> l nu q(q)over-bar production in proton-proton collisions at root s=8TeV

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    Azimuthal separation in nearly back-to-back jet topologies in inclusive 2-and 3-jet events in pp collisions at root s=13TeV

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    A measurement for inclusive 2- and 3-jet events of the azimuthal correlation between the two jets with the largest transverse momenta, Delta phi(12), is presented. The measurement considers events where the two leading jets are nearly collinear ("back-to-back") in the transverse plane and is performed for several ranges of the leading jet transverse momentum. Proton-proton collision data collected with the CMS experiment at a center-of-mass energy of 13 TeV and corresponding to an integrated luminosity of 35.9 fb(-1) are used. Predictions based on calculations using matrix elements at leading-order and next-to-leading-order accuracy in perturbative quantum chromodynamics supplemented with leading-log parton showers and hadronization are generally in agreement with themeasurements. Discrepancies between the measurement and theoretical predictions are as large as 15%, mainly in the region 177 degrees <Delta phi(12) <180 degrees. The 2- and 3-jet measurements are not simultaneously described by any of models.Peer reviewe

    An embedding technique to determine ττ backgrounds in proton-proton collision data

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    An embedding technique is presented to estimate standard model tau tau backgrounds from data with minimal simulation input. In the data, the muons are removed from reconstructed mu mu events and replaced with simulated tau leptons with the same kinematic properties. In this way, a set of hybrid events is obtained that does not rely on simulation except for the decay of the tau leptons. The challenges in describing the underlying event or the production of associated jets in the simulation are avoided. The technique described in this paper was developed for CMS. Its validation and the inherent uncertainties are also discussed. The demonstration of the performance of the technique is based on a sample of proton-proton collisions collected by CMS in 2017 at root s = 13 TeV corresponding to an integrated luminosity of 41.5 fb(-1).Peer reviewe
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