Sökning: "lasso regression"

Visar resultat 21 - 25 av 78 uppsatser innehållade orden lasso regression.

  1. 21. Towards Understanding slag build-up in a Grate-Kiln furnace : A study of what parameters in the Grate-Kiln furnace leads to increased slag build-up, in a modern pellet production kiln

    Master-uppsats, Linköpings universitet/Institutionen för datavetenskap

    Författare :Oscar Olsson; Uno Österman; [2022]
    Nyckelord :Grate-kiln; Slag; Interpretable machine learning; IID; independent and identically distributed; Kulsinter; pellets; slagg; slag; LKAB;

    Sammanfattning : As more data is being gathered in industrial production facilities, the interest in applying machine learning models to the data is growing. This includes the iron ore mining industry, and in particular the build-up of slag in grate-kiln furnaces. LÄS MER

  3. 22. COVID-19 and the Freefall of the Stock Market

    Magister-uppsats, Lunds universitet/Nationalekonomiska institutionen

    Författare :Annika Deichmann; Sophie Seyfried; [2021]
    Nyckelord :COVID-19; Stock Market Returns; OLS Regression; Lasso Regression; Business and Economics;

    Sammanfattning : Background: The novel COVID-19 outbreak has been present for over a year and is a permanent companion impacting daily lives and hurting economics universal. Since the presence of the coronavirus has been directly impacting stock markets and its returns worldwide, an analysis of the impact on the COVID-19 outbreak is inevitable. LÄS MER

  4. 23. Predicting PV self-consumption in villas with machine learning

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :FABIAN GALLI; [2021]
    Nyckelord :Self-Consumption; photovoltaics; machine learning; solar energy; Random Forest; K-nearest neighbor; multi-layer perceptron; lasso regression; ridge regression; linear regression; prediction; Egenanvändning; photovoltaics; maskininlärning; solenergi; Random Forest; K-nearest neighbors; multi-layer perceptron; lasso regression; ridge regression; linjär regression; data-förutsägelse;

    Sammanfattning : In Sweden, there is a strong and growing interest in solar power. In recent years, photovoltaic (PV) system installations have increased dramatically and a large part are distributed grid connected PV systems i.e. rooftop installations. LÄS MER

  5. 24. Is there macroeconomic predictive power in Swedish business news?

    Kandidat-uppsats, Lunds universitet/Nationalekonomiska institutionen

    Författare :Erik Ris; [2021]
    Nyckelord :Topic modelling; Sentiment Analysis; Newspaper Data; NLP; Lasso Regression; Business and Economics;

    Sammanfattning : This thesis explores if, and how, what is written in the newspaper can be used to forecast macroeconomic variables such as inflation, unemployment and consumption. A large data set consisting of articles from the largest Swedish business newspaper is transformed using different methods from the Natural Language Processing field. LÄS MER

  7. 25. Index replication within Corporate Investment Grade - With implementation of Lasso regression in order to analyze the impact of key figures

    Master-uppsats, KTH/Matematik (Avd.)

    Författare :Shaida Faiqi; [2021]
    Nyckelord :Lasso Regression; Linear Programming; Index Tracking; Lasso regression; linjär programmering; index replikering;

    Sammanfattning : The fixed income market is not as exploited as other markets and has a more complex structure compared with the equity market. On the other hand, it has been seen that demand for research for the fixed income market has increased, which in turn has created greater interest in studying the characteristics of holdings in the market. LÄS MER