Sökning: "Variable selection"

Visar resultat 6 - 10 av 231 uppsatser innehållade orden Variable selection.

1. 6. A Dual-Lens Approach to Loss Given Default Estimation: Traditional Methods and Variable Analysis

   Master-uppsats, KTH/Matematik (Avd.)

   Författare :William Jaeckel; Nicolai Versteegh; [2023]
   Nyckelord :Loss given default; estimering; jämförande studie; variabelanalys; kreditförvaltning; utlåning till små och medelstora företag; riskanalys; Loss given default; estimering; jämförande studie; variabelanalys; kreditförvaltning; utlåning till små och medelstora företag; riskanalys;

   Sammanfattning : This report seeks to thoroughly examine different approaches to estimating Loss Given Default through a comparison of traditional estimation methods, as well as a deeper variable analysis on micro, small, and medium-sized companies using primarily regression decision trees. The comparative study concluded that estimating loss given default depends heavily on business-specific factors and data variety. LÄS MER

3. 7. The Application of Multivariate Statistical Process Control during Industrial Hot Isostatic Pressing Sintering Processes : A Case study at Seco Tools AB

   Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Institutionen för ekonomi, teknik, konst och samhälle

   Författare :Karl Ericsson; [2023]
   Nyckelord :Multivariate statistical process control; Batch processes; Quality prediction;

   Sammanfattning : This Master's thesis focuses on improving the understanding and monitoring of the Hot Isostatic Pressing (HIP) sintering process used by Seco Tools AB to manufacture cemented carbides for cutting tools. While essential for producing cutting tools with superior hardness and toughness the HIP sintering process introduces a complex relationship between the selected process parameters and the achieved materials properties. LÄS MER

4. 8. Forecasting Swedish FCR-D Prices using Penalized Multivariate Time Series Techniques

   Magister-uppsats, Lunds universitet/Nationalekonomiska institutionen; Lunds universitet/Statistiska institutionen

   Författare :Franz Lennart Wunderlich; Sebastian Brugger; [2023]
   Nyckelord :Swedish Energy Market; Multivariate Time-Series; Lasso; Forecasting; Noise Filtering; Business and Economics;

   Sammanfattning : The Swedish energy market is becoming more and more sustainable, with an increasing volume and number of diversified energy sources being continuously added to the mix. To stabilize the grid frequency, auctions are held to offer energy providers incentives to produce or consume energy on short notice. LÄS MER

5. 9. Auto-scaling Prediction using MachineLearning Algorithms : Analysing Performance and Feature Correlation

   Master-uppsats, Blekinge Tekniska Högskola/Institutionen för datavetenskap

   Författare :Syed Saif Ahmed; Harshini Devi Arepalli; [2023]
   Nyckelord :Cloud Computing; Predictive Auto-Scaling; Machine Learning; Data Correlation;

   Sammanfattning : Despite Covid-19’s drawbacks, it has recently contributed to highlighting the significance of cloud computing. The great majority of enterprises and organisations have shifted to a hybrid mode that enables users or workers to access their work environment from any location. LÄS MER

7. 10. Hållbarhetsbetyget ESG - är spelreglerna desamma för alla?

   Kandidat-uppsats, Lunds universitet/Statistiska institutionen

   Författare :Oscar Båth Viderström; Victor Feilberg; [2023]
   Nyckelord :ESG; Regression; Lasso; Lund University; Data visualization; Business and Economics; Mathematics and Statistics;

   Sammanfattning : The growing expansion of importance amid financial stakeholders regarding sustainability has led to an extended demand and need of reliable reporting amongst sustainability metrics. Previous research and information about ESG reporting and how ESG ratings are calculated are flawed. LÄS MER