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Showing result 1 - 5 of 13 essays matching the above criteria.

  1. 1. Sales Volume Forecasting of Ericsson Radio Units - A Statistical Learning Approach

    University essay from KTH/Matematisk statistik

    Author : Patrik Amethier; André Gerbaulet; [2020]
    Keywords : Statistics; Applied mathematics; Neural networks; decision trees; machine learning; sales volumes; predictions; demand forecasting; Statistik; tillämpad matematik; neurala nätverk; trädmodeller; maskininlärning; försäljningsvolym; prognostisering;

    Abstract : Demand forecasting is a well-established internal process at Ericsson, where employees from various departments within the company collaborate in order to predict future sales volumes of specific products over horizons ranging from months to a few years. This study aims to evaluate current predictions regarding radio unit products of Ericsson, draw insights from historical volume data, and finally develop a novel, statistical prediction approach. READ MORE

  3. 2. Applying Geoarchaeological Methods on an Iron Age site : Part two of a two-part study discussing Archaeological Prospection for Ytings, Gotland

    University essay from Umeå universitet/Institutionen för idé- och samhällsstudier

    Author : Jessica Coleman; [2017]
    Keywords : Geoarchaeology; Gotland; Iron Age; Magnetic Susceptability; Phosphate analysis;

    Abstract : Geoarchaeology has had a long history within archaeology around the world, but not so much so in Gotlandic archaeology. This study is aimed at drawing attention to this by using magnetic susceptibility (MS) and phosphate (P) analysis of an Iron Age site at Ytings, Gotland. READ MORE

  4. 3. The treatment costs of ADHD - A framework for future economic evaluations

    University essay from Lunds universitet/Nationalekonomiska institutionen

    Author : Erik Simonsson; Johan Eberhard; [2016]
    Keywords : ADHD; two-part model; register panel data; direct costs; Sweden; Business and Economics;

    Abstract : Attention Deficit Hyperactivity Disorder (ADHD) is one of the most common neurobehavioral problems among both children and adults. Around 5% of the children and 3- 4% of the adults suffers from the condition in Sweden. READ MORE

  5. 4. Causal effects in mediation analysiswith limited-dependent variables

    University essay from Uppsala universitet/Statistiska institutionen

    Author : Mårten Schultzberg; [2016]
    Keywords : counterfactuals; two-part model; potential outcome;

    Abstract : Mediation is used to separate direct and indirect effects of an exposure variable on anoutcome variable. In this thesis, a mediation model is extended to account for censoredmediator and outcome variable. The two-part framework is used to account for thecensoring. The counterfactual based causal effects of this model are derived. READ MORE

  6. 5. Investigating the impact on marginal prices when using an increasing block tariff : An economic tool to reduce peak flowrates atwastewater treatment facilities

    University essay from Karlstads universitet/Fakulteten för hälsa, natur- och teknikvetenskap (from 2013)

    Author : Peder Zanden Kjellen; [2016]
    Keywords : marginal cost pricing ; increasing block tariff ; IBT; wastewater;

    Abstract : In wastewater management big variations in flowrates, caused by precipitation, leads to high peak loads forcing treatment facilities to maintain large over capacity. Wastewater management is a capital-intensive industry, meaning that new investments are costly and should therefore be avoided. READ MORE