Sökning: "performance."

Visar resultat 1 - 5 av 25045 uppsatser innehållade ordet performance..

  1. 1. Feature Selection for Microarray Data via Stochastic Approximation

    Master-uppsats, Göteborgs universitet/Institutionen för data- och informationsteknik

    Författare :Erik Rosvall; [2024-03-18]
    Nyckelord :feature selection; feature ranking; microarray data; stochastic approximation; Barzilai and Borwein method; Machine Learning; AI;

    Sammanfattning : This thesis explores the challenge of feature selection (FS) in machine learning, which involves reducing the dimensionality of data. The selection of a relevant subset of features from a larger pool has demonstrated its effectiveness in enhancing the performance of various machine learning algorithms. LÄS MER

  3. 2. Svenska fastighetsbolags prestation i perioder av ekonomisk osäkerhet En kvantitativ jämförelse av kommersiella och icke-kommersiella fastighetsbolag av olika åldrar

    Kandidat-uppsats, Göteborgs universitet/Företagsekonomiska institutionen

    Författare :Jacob Bergqvist; Marcus Lundgren; [2024-03-07]
    Nyckelord :;

    Sammanfattning : The purpose of the report is to describe how interest rates have affected real estate companies in recent years and if the effects vary depending on the founding year of the company (before or after 1994) or the type of properties they manage (residential, commercial and community properties). The research questions were addressed through a quantitative approach, focusing on key metrics such as profit margin, EBITDA margin, rental income, financial net, vacancy rate, loan-to-value ratio, and solidity. LÄS MER

  4. 3. Does industry survey data improve GDP forecasting?

    Kandidat-uppsats, Göteborgs universitet/Företagsekonomiska institutionen

    Författare :Oscar Andersson; Ludvig Fornstedt; [2024-03-06]
    Nyckelord :Bayesian; BVAR; Forecasting; GDP; survey data;

    Sammanfattning : This study assesses the integration of industry survey data into Bayesian Vector Auto Regressive (BVAR) models for GDP forecasting in Sweden. Analyzing a combination of macro economic indicators, CPI and unemployment rates, with survey data from NIER, it explores the effects of different variable combinations on the forecasting ability of different models. LÄS MER

  5. 4. Framtidens investeringar Presterar fondrobotar bättre än konventionella fonder och marknadsindex?

    Kandidat-uppsats, Göteborgs universitet/Företagsekonomiska institutionen

    Författare :Albin Axelsson; Johan Andersson; [2024-03-06]
    Nyckelord :Robo-advisor; returns; risk level; conventional funds; market index; financial metrics.;

    Sammanfattning : The introduction of the study begins by describing robo-advisors and their progression in the market, where several investors are starting to utilize robo-advisors. The rapid development of robo-advisors challenges traditional investment alternatives, thereby adding an additional dimension of choices for investors. LÄS MER

  7. 5. Exploring Automated Early Problem Identification Based on Diagnostic Trouble Codes

    Master-uppsats, Institutionen för tillämpad informationsteknologi

    Författare :Mathias Forsman; Yihan Yang; [2024-03-05]
    Nyckelord :Automotive Industry; Early Problem Identification; Diagnostic Trouble Code; Case Study; Laboratory Experiment ; Machine Learning; Linear Regression; K-means Clustering;

    Sammanfattning : In the current automotive industry, problem identification is a reactive process. It starts when the customer experiences a vehicle problem and goes to the workshop. Subsequently, all the problem-related data will be collected from the workshop and forwarded to the vehicle manufacturer. LÄS MER