Sökning: "validity of prediction"

Visar resultat 1 - 5 av 39 uppsatser innehållade orden validity of prediction.

  1. 1. Detecting Fraudulent User Behaviour : A Study of User Behaviour and Machine Learning in Fraud Detection

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Analys och partiella differentialekvationer

    Författare :Patrik Gerdelius; Sjönneby Hugo; [2024]
    Nyckelord :Fraud Detection; User Behaviour; Random Forest; PCA; SMOTE;

    Sammanfattning : This study aims to create a Machine Learning model and investigate its performance of detecting fraudulent user behaviour on an e-commerce platform. The user data was analysed to identify and extract critical features distinguishing regular users from fraudulent users. LÄS MER

  3. 2. Failure Probability and Lifetime Estimation for Industrial Robots : A Logistic Regression and Lifetime Analysis Approach

    Uppsats för yrkesexamina på avancerad nivå, Umeå universitet/Institutionen för matematik och matematisk statistik

    Författare :Erik Fahlbeck Carlsson; Martin Herbert; [2023]
    Nyckelord :Lifetime Analysis; Logistic regression; Prediction; Lifetime estimation; Industrial robots; Livslängdsanalys; Logistisk regression; Prediktion; Livslängdsestimering; Industriella robotar;

    Sammanfattning : The ability to handle and process data for information extraction is getting more and more important. Using extracted data from the business to improve productivity is seen as an important part in developing the business processes. In this thesis, industrial robots and their survival times are analyzed. LÄS MER

  4. 3. Calculating Value-at-Risk under the G-Normal distribution. : Applied with Swedish data.

    Kandidat-uppsats, Uppsala universitet/Nationalekonomiska institutionen

    Författare :Daniel Renvall Moberg; [2023]
    Nyckelord :;

    Sammanfattning : Value–at–Risk (VaR) since its birth at JPMorgan in the 1990s, has become widely adopted by first and foremost the financial industry, but in later days regulatory authorities as a way of calculating downside risk. The subject in hand has led to numerous attempts by both the industry as well as scholars to find the perfect settings to calculate VaR. LÄS MER

  5. 4. Beyond the Big Five Factors: Using Facets and Nuances for Enhanced Prediction in Life Outcomes

    Master-uppsats, Lunds universitet/Institutionen för psykologi

    Författare :Maiken Due Nielsen; [2023]
    Nyckelord :Personality traits; IPIP-NEO; facets; nuances; items; life outcomes; predictive validity; Social Sciences;

    Sammanfattning : Objective: Previous research using personality traits to predict life outcomes has typically utilized the Big Five factors and, occasionally, their facets. However, recent research suggests that using items (reflecting personality nuances) can account for greater predictive variance. LÄS MER

  7. 5. Parkinson’s disease tremor assessment: Leveragingsmartphones for symptom measurement

    M1-uppsats, Malmö universitet/Institutionen för datavetenskap och medieteknik (DVMT)

    Författare :Malek Abdul Sater; Reem Mohamed; [2023]
    Nyckelord :;

    Sammanfattning : Parkinson's disease (PD) is a progressive, chronic neurodegenerative disorder that impacts patients' quality of life. Hand tremor is a hallmark motor symptom of PD. However, current clinical tremor assessment methods are time-consuming and expensive and may not capture the full extent of tremor fluctuations. LÄS MER