Sumários

Data storage and retrieval - II

1 Outubro 2025, 09:30 André Maria da Silva Dias Moitinho de Almeida

  • Jupyter-notebook tutorial on reading and inspecting images and tables from fits format files


Structure in data - II

1 Outubro 2025, 08:30 André Maria da Silva Dias Moitinho de Almeida

  • Density estimation: inferring the Probability Density Function (cont)
    • Nearest-Neighbor Density Estimation
  • Finding groups: clustering
    • Centroid based: KMeans
    • Hierarchical: Aglomerative clustering
    • Density Based: DBScan


Structure in data - I

30 Setembro 2025, 14:00 André Maria da Silva Dias Moitinho de Almeida

  • Exploratory data analysis: why and how
  • Statistical description of the observed structure
  • Density estimation: inferring the Probability Density Function
    • Kernel Density Estimation


Data storage and retrieval - I

24 Setembro 2025, 09:30 André Maria da Silva Dias Moitinho de Almeida

  • Hands-on exercise on SQL/ADQL. 
  • Querying and retrieving data from the Gaia archive
  • Querying and retrieving data from the James Webb Space Telescope Archive
  • Jupyter-notebook tutorial on reading tables from files in several formats: csv, ecsv, xml/votable


Data storage and retrieval - II

24 Setembro 2025, 08:30 André Maria da Silva Dias Moitinho de Almeida

  • In depth presentation of two big data providers
    • Gaia archive: adql queries and table retrieval in several formats (for use in TPs)
    • James Webb Space Telescope Archive: GUI data selection and retrieval of images and tables.