Essays about: "Huvudkomponent analys"

Found 2 essays containing the words Huvudkomponent analys.

  1. 1. Market Surveillance Using Empirical Quantile Model and Machine Learning

    University essay from KTH/Matematik (Avd.)

    Author : Daniel Landberg; [2022]
    Keywords : Market surveillance; Outlier detection; Empirical quantiles; Empirical distribution; Isolation forest; Principal Component Analysis; PCA; Finance; Marknadsövervakning; Extremvärdes upptäckt; Empiriska kvantiler; Empirisk distribution; Isolationsskog; Huvudkomponent analys; Finans;

    Abstract : In recent years, financial trading has become more available. This has led to more market participants and more trades taking place each day. The increased activity also implies an increasing number of abusive trades. To detect the abusive trades, market surveillance systems are developed and used. READ MORE

  3. 2. Efficient learning on high-dimensional operational data

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

    Author : Hongyi Zhang; [2019]
    Keywords : Data-driven engineering; Machine learning; Dimensionality reduction; Data-driven teknik; Maskininlärning; Dimensionalitet minskning;

    Abstract : In a networked system, operational data collected by sensors or extracted from system logs can be used for target performance prediction, anomaly detection, etc. However, the number of metrics collected from a networked system is very large and usually can reach about 106 for a medium-sized system. READ MORE