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Showing result 1 - 5 of 31 essays matching the above criteria.

1. 1. Extraction of Global Features for enhancing Machine Learning Performance

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

   Author : Abyel Tesfay; [2023]
   Keywords : Machine Learning; Deep Learning; Feature Extraction; Global Features; Time-series data; Bioprocessing; Maskininlärning; Djupinlärning; Funktionsextraktion; Globala Funktioner; Tidsserie data; Biobearbetning;

   Abstract : Data Science plays an essential role in many organizations and industries to become data-driven in their decision-making and workflow, as models can provide relevant input in areas such as social media, the stock market, and manufacturing industries. To train models of quality, data preparation methods such as feature extraction are used to extract relevant features. READ MORE

3. 2. Automatic Extraction of Financial Data in Credit Rating Analysis

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

   Author : Robert Minasyan; Pim Erlandsson; [2023]
   Keywords : automatic data extraction; financial reports; XBRL; Arelle; credit rating analysis; automatisk dataextraktion; finansiella rapporter; XBRL; Arelle; kreditvärderingsanalys;

   Abstract : With the increasing use of big data and automatization, financial data extraction is of growing importance in the financial industry. The thesis examines how an extraction system can be developed for extracting relevant data for credit rating analysis. READ MORE

4. 3. Information Extraction from Invoices using Graph Neural Networks

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

   Author : Tuoyuan Tan; [2023]
   Keywords : Natural Language Processing; Information Extraction; Graph Neural Networks; Invoice; Behandling av naturligt språk; informationsutvinning; grafiska neurala nätverk; faktura;

   Abstract : Information Extraction is a sub-field of Natural Language Processing that aims to extract structured data from unstructured sources. With the progress in digitization, extracting key information like account number, gross amount, etc. from business invoices becomes an interesting problem in both industry and academy. READ MORE

5. 4. Measurement of mechanical vibrations : Measurement of ambient energy in the form of mechanical vibrations in transportation, storage and installment for the use of self-powered wireless sensor networks

   University essay from KTH/Skolan för industriell teknik och management (ITM)

   Author : Oskar Nordström; [2023]
   Keywords : ;

   Abstract : This project aims to explore the feasibility of using energy harvesting to create a self-powered sensor node that doesn't require batteries. The project was initiated by Ericsson, who identified a need to monitor their radio products during delivery to ensure they are not damaged by vibrations that exceed design specifications. READ MORE

6. 5. Classification of Financial Transactions using Lightweight Memory Networks

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

   Author : Zhexin Cui; [2022]
   Keywords : Fraud Detection; Memory Network; Light-weight Model; Cryptocurrencies; Upptäckt av bedrägerier; minnesnätverk; lättviktsmodell; kryptovalutor;

   Abstract : Various forms of fraud have substantially impacted our lives and caused considerable losses to some people. To reduce these losses, many researchers have devoted themselves to the study of fraud detection. READ MORE