Essays about: "F_Score"

Showing result 1 - 5 of 57 essays containing the word F_Score.

1. 1. Active learning for text classification in cyber security

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Amanda Carp; [2023]
   Keywords : Interactive machine learning; Active learning; Cost-effective active learning; Cyber environment; Interaktiv maskininlärning; Aktiv inlärning; Kostnadseffektiv aktiv inlärning; Cyberdomänen;

   Abstract : In the domain of cyber security, machine learning promises advanced threat detection. However, the volume of available unlabeled data poses challenges for efficient data management. This study investigates the potential for active learning, a subset of interactive machine learning, to reduce the effort required for manual data labelling. READ MORE

3. 2. Are ESG-ratings related to financial strength? : A panel data analysis of Swedish publicly traded firms

   University essay from Umeå universitet/Företagsekonomi

   Author : Vendela Sandström; William Jörding; [2023]
   Keywords : ESG; financial strength; Piotroski F-score; Altman´s Z-Score;

   Abstract : In a world facing environmental destruction and social injustices, corporations are called upon to act more sustainably. There has been an upswing in demand for green investments in the last decades, a trend further facilitated by the covid-19 pandemic. READ MORE

4. 3. Emphysema Classification via Deep Learning

   University essay from Umeå universitet/Institutionen för datavetenskap

   Author : Olov Molin; [2023]
   Keywords : Deep learning; emphysema; CNN;

   Abstract : Emphysema is an incurable lung airway disease and a hallmark of Chronic Obstructive Pulmonary Disease (COPD). In recent decades, Computed Tomography (CT) has been used as a powerful tool for the detection and quantification of different diseases, including emphysema. The use of CT comes with a potential risk: ionizing radiation. READ MORE

5. 4. Can a modern value definition save a struggling investment strategy? A study on the performance of the F-Score when adjusting book-to-market equity for intangibles

   University essay from Handelshögskolan i Stockholm/Institutionen för redovisning och finansiering

   Author : Hampus Johnson; Max Rembe; [2023]
   Keywords : Value investing; Piotroski s F-score; Intangible assets; Book-to-market equity;

   Abstract : Studies have found that the immediate expensing of intangible investments has understated the book-to-market metric, which has caused a substantial misclassification of value and glamor stocks in the new economy. This has coincided with a deteriorating performance of Piotroski's F-score, which aims to identify winning stocks among the value group by considering financial signals relevant to these stocks. READ MORE

6. 5. Detection of software incidents from large log material with the use of unsupervised machine learning

   University essay from Göteborgs universitet/Institutionen för data- och informationsteknik

   Author : DIMITRIOS ANASTASIADIS; JAKUB LENART; [2022-06-20]
   Keywords : binary classification; log; anomaly detection; machine learning; Local Outlier Factor; Isolation Forest; PCA; LSTM-Autoencoder;

   Abstract : Computer systems generate log files, which contain information on the various operations performed by these systems. This information can support the process of error/failure detection and debugging. Therefore, anomalies can be spotted in the system through its produced log material. READ MORE