Essays about: "network theses"

Showing result 1 - 5 of 22 essays containing the words network theses.

  1. 1. Network Connectedness in Financial Markets

    University essay from Handelshögskolan i Stockholm/Institutionen för finansiell ekonomi

    Author : Andrea Marcolini; [2024]
    Keywords : Systemic risk modeling; US REITs connectedness; S P 500 connectedness; Returns and realized volatilities prediction;

    Abstract : This paper is a collection of two different theses discussing the prediction of the returns and volatilities of the S&P 500 constituents and of US Real Estate Investment Trusts (REITs) by analyzing their centrality within the financial market network. Both empirical works summarize the relevant financial and network literature, demonstrating how modeling stock connectedness within financial markets makes it possible to create returns and volatility predictors, improving investors' portfolio allocations and achieved investment Sharpe ratios. READ MORE

  3. 2. Simultaneous scheduling of railway maintenance and trains : Modelling and solving train interactions close to a maintenance operation

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

    Author : Pauline Vaillant; [2023]
    Keywords : Optimization; Linear programming; Heuristics; Railway scheduling; Maintenance planning; Optimering; Linjärprogrammering; Heuristik; Järnvägsplanering; Underhållsplanering;

    Abstract : Rail transport plays a key role in the mobility of passengers and goods. It is expected to grow the decarbonization of society. In that context, it is important to use the railway network efficiently, and jointly planning trains and network maintenance allows for better use of resources. READ MORE

  4. 3. Predicting Student Performance Using Machine Learning: A Comparative Study Between Classification Algorithms

    University essay from Mittuniversitetet/Institutionen för informationssystem och –teknologi

    Author : Alabbas Hayder; [2022]
    Keywords : Machine Learning; TensorFlow; Keras; SVM; ANN; Maskininlärning; TensorFlow; Keras; SVM; ANN;

    Abstract : Forskningsfrågan i denna avhandling var att utvärdera och jämföra två ML-algoritmer som var Support Vector Machine (SVM) och Artificial Neural Network (ANN) i termer av noggrannhet, precision, återkallelse, f1-poäng och förutsägelse när de tränades för att klassificera binära datamängder. Datauppsättningen hämtades från Ladok och bestod av anonyma högskolestudenter från en mängd kurser. READ MORE

  5. 4. A Smart Surveillance System Using Edge-Devices for Wildlife Preservation in Animal Sanctuaries

    University essay from Linköpings universitet/Reglerteknik

    Author : Johan Linder; Oscar Olsson; [2022]
    Keywords : Computer Vision; Edge devices; object detection; animal detection; animal preservation; microcontroller; camera trap; deep learning; esp32; transfer learning; smart surveillance system;

    Abstract : The Internet of Things is a constantly developing field. With advancements of algorithms for object detection and classification for images and videos, the possibilities of what can be made with small and cost efficient edge-devices are increasing. READ MORE

  6. 5. Speaker verification: Advantages and limitations of a biologically inspired feature extractor

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Maja Gajic; [2022]
    Keywords : Speaker verification; artificial neural network; ANN; feature extractor; Technology and Engineering;

    Abstract : Speaker verification is the process of verifying the identity of a person based on voice. This process usually encompasses the following steps: The speech signal is mapped into features using a feature extractor, these features are then classified using a post processor. READ MORE