Essays about: "astronomical archives"

Found 2 essays containing the words astronomical archives.

  1. 1. Magnificent beasts of the Milky Way: Hunting down stars with unusual infrared properties using supervised machine learning

    University essay from Uppsala universitet/Observationell astrofysik

    Author : Julia Ahlvind; [2021]
    Keywords : machine learning; supervised machine learning; support vector machine; photometry; stars; stellar physics; astronomical archives;

    Abstract : The significant increase of astronomical data necessitates new strategies and developments to analyse a large amount of information, which no longer is efficient if done by hand. Supervised machine learning is an example of one such modern strategy. READ MORE

  3. 2. Examining variable galactic nuclei with the help of astronomical databases and archives

    University essay from Uppsala universitet/Teoretisk astrofysik

    Author : Jimmy Kjellqvist; [2019]
    Keywords : Active Galactic Nuclei; Variable stars; Variable objects; Aktiva Galaxkärnor; Variabla stjärnor; Variabla objekt;

    Abstract : There exists many astronomical objects that vary in brightness. Objects such as variable stars like the Cepheids that periodically expands and contracts their outer layers, or the active galactic nuclei (AGN) where accretion of matter into a black hole generates a often varying brightness. READ MORE