ListarMAT_Articles por tema "Data analysis"

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    • openAccess   Biarchetype Analysis: Simultaneous Learning of Observations and Features Based on Extremes 

      Alcacer Sales, Aleix; Epifanio, Irene; Gual-Arnau, Ximo IEEE Computer Society (2024-05-13)
      We introduce a novel exploratory technique, termed biarchetype analysis, which extends archetype analysis to simultaneously identify archetypes of both observations and features. This innovative unsupervised machine learning ...

    • openAccess   Homogenization in compiling ICRF combined catalogs 

      Marco Castillo, Francisco José; Martínez Usó, María José; López Ortí, José Antonio EDP Sciences (2013)
      Context. The International Astronomical Union (IAU) recommendations regarding the International Celestial Reference Frame (ICRF) realizations require the construction of radio sources catalogs obtained using very-long-baseline ...