Essays about: "Swedish text financial datasets"

Found 2 essays containing the words Swedish text financial datasets.

1. 1. Optimising Machine Learning Models for Imbalanced Swedish Text Financial Datasets: A Study on Receipt Classification : Exploring Balancing Methods, Naive Bayes Algorithms, and Performance Tradeoffs

   University essay from Linnéuniversitetet/Institutionen för datavetenskap och medieteknik (DM)

   Author : Li Ang Hu; Long Ma; [2023]
   Keywords : Imbalanced datasets; Swedish text financial datasets; Accuracy; Matthews correlation coefficient; Recall; Multinomial Naive Bayes; SMOTE; TomekLinks; Performance optimization;

   Abstract : This thesis investigates imbalanced Swedish text financial datasets, specifically receipt classification using machine learning models. The study explores the effectiveness of under-sampling and over-sampling methods for Naive Bayes algorithms, collaborating with Fortnox for a controlled experiment. READ MORE

3. 2. Predicting the Movement Direction of OMXS30 Stock Index Using XGBoost and Sentiment Analysis

   University essay from Blekinge Tekniska Högskola/Institutionen för datavetenskap

   Author : Podasca Elena; [2021]
   Keywords : Machine learning; XGBoost; Sentiment analysis; Stock market prediction; OMXS30;

   Abstract : Background. Stock market prediction is an active yet challenging research area. A lot of effort has been put in by both academia and practitioners to produce accurate stock market predictions models, in the attempt to maximize investment objectives. Tree-based ensemble machine learning methods such as XGBoost have proven successful in practice. READ MORE