Essays about: "imputering"

Showing result 1 - 5 of 8 essays containing the word imputering.

  1. 1. Forecasting post COVID-19 : How to improve forecasting models’ performance when training data has been aected by exceptional events like COVID-19 pandemic?

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Lina Shrebati; [2023]
    Keywords : Time Series; Forecasting; COVID-19; Data processing; Optimal transport; Tidsserier; Prognoser; COVID-19; Databehandling; Optimal transport;

    Abstract : Almost every company around the world were aected by the COVID-19 crisis and the government measures that were taken to slow the spread of the virus. The impact the crisis had on the economy caused the appearance of anomalies in the data collected by companies : such as abnormal trend, seasonality etc. READ MORE

  3. 2. Imputation and Generation of Multidimensional Market Data

    University essay from Umeå universitet/Institutionen för matematik och matematisk statistik

    Author : Tobias Wall; Jacob Titus; [2021]
    Keywords : Time Series Imputation; Financial Time Series; Machine Learning; Deep Learning; Value at Risk; Expected Shortfall; Imputering av Tidsserier; Finansiella Tidsserier; Maskininlärning; Djupinlärning; Value at Risk; Expected Shortfall;

    Abstract : Market risk is one of the most prevailing risks to which financial institutions are exposed. The most popular approach in quantifying market risk is through Value at Risk. Organisations and regulators often require a long historical horizon of the affecting financial variables to estimate the risk exposures. READ MORE

  4. 3. Utvärdering av utbytesprognoser baserade på skördardata hos Sveaskog

    University essay from SLU/Department of Forest Biomaterials and Technology (from 131204)

    Author : Linnéa Hemmingsson; [2020]
    Keywords : utbytesberäkning; imputering; utfall prognos planering; prognos planering; planering;

    Abstract : För att på ett effektivt sätt styra ett kundanpassat virkesflöde krävs god in-formation om tillgången av virke. Vid en skoglig åtgärd så som gallring eller föryngringsavverkning görs vanligtvis en skattning av detta i fält, vilken sedan även kan kompletteras med en utbytesberäkning. READ MORE

  5. 4. Constructing Residential Price Property Indices Using Robust and Shrinkage Regression Modelling

    University essay from KTH/Matematisk statistik

    Author : Johan Mattsson; [2019]
    Keywords : ;

    Abstract : This thesis intends to construct and compare multiple Residential Price Property Indices (RPPI) with the aim to express the price development of houses in Stockholm county from January 2013 to September 2018. The index method used is the hedonic time dummy variable method. READ MORE

  6. 5. Evaluation of the increased pre-harvest forecasting precision of sawlog supply by use of historical harvester data and wood properties models : a case study on Scots pine in northern Sweden

    University essay from SLU/Department of Forest Biomaterials and Technology (from 131204)

    Author : Sara Holappa Jonsson; [2018]
    Keywords : forecasting; wood characteristics; imputation; value chain; wood procurement; heartwood diameter; big data;

    Abstract : Nordic wood procurement is customer-oriented and involves real-time steering of the procurement according to products and markets. The development of better products and increased process efficiency is important for industrial customers. READ MORE