Essays about: "Anomaly"

Showing result 1 - 5 of 257 essays containing the word Anomaly.

  1. 1. Compressed Machine Learning on Time Series Data

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

    Author : Felix Finger; Nathalie Gocht; [2020-07-08]
    Keywords : time series clustering; large scale data; machine learning; prediction; anomaly detection; compression;

    Abstract : The extent of time related data across many fields has led to substantial interestin the analysis of time series. This interest meets growing challenges to store andprocess data. While the data is collected at an exponential rate, advancements inprocessing units are slowing down. READ MORE

  2. 2. Mispricing in the Stock Market - an effect of investor sentiment?

    University essay from

    Author : Fanny Lundqvist; Roma Qadeer; [2020-07-01]
    Keywords : Behavioral Finance; mispricing; investor sentiment; anomaly; size strategy; value strategy;

    Abstract : The purpose of this thesis is to investigate the relationship between mispricing and investor sentiment, on the Swedish and European stock markets. Firstly, it examines whether mispricing is more prominent in periods following high sentiment. READ MORE

  3. 3. Feeling the Heat of Climate Change - How Sensitive Could It Be? 

    University essay from

    Author : Gustav Kollberg; John Skantze; [2020-06-29]
    Keywords : Climate Sensitivity; Predictability of Stock Returns; Temperature Anomaly; Fama French Three-Factor Model; Carhart Four-Factor Model;

    Abstract : This thesis examines if climate sensitivity predicts stock returns and how well this measurement performs. The sample consists of the S&P 500 and the monthly stock return for the period between 1979 to 2019. The method is first to estimate the climate sensitivity for stock returns from temperature anomaly. READ MORE

  4. 4. Data Driven Anomaly Control Detection for Railway Propulsion Control Systems

    University essay from Mälardalens högskola/Inbyggda system; Mälardalens högskola/Inbyggda system

    Author : Dzenita Skulj; Ajna Hodzic; [2020]
    Keywords : ;

    Abstract : The popularity of railway transportation has been on the rise over the past decades, as it has been able to provide safe, reliable, and highly available service. The main challenge within this domain is to reduce the costs of preventive maintenance and improve operational efficiency. READ MORE

  5. 5. Deep Learning for Anomaly Detection in Microwave Links : Challenges and Impact on Weather Classification

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

    Author : Olof Engström; [2020]
    Keywords : Anomaly Detection; Time Series; Forecasting; Weather Classification; Microwave Link; CNN; LSTM; Avvikelsedetektering; Tidsserier; Prognostisering; Väderklassificering; Mikrovågslänkar; faltningsnätverk; CNN; LSTM;

    Abstract : Artificial intelligence is receiving a great deal of attention in various fields of science and engineering due to its promising applications. In today’s society, weather classification models with high accuracy are of utmost importance. READ MORE