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Modelado y clasificación taxonómicos en informes de fallos de hardware espacial

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Área de la Ciencia:

  • Ciencia de datos
  • Procesamiento del lenguaje natural
  • Aprendizaje automático

Sus antecedentes:

  • El análisis manual de más de 54.000 informes de fallos de hardware espacial de la NASA no es práctico para identificar tendencias.
  • El conocimiento experto a menudo no está disponible o no está estructurado para grandes conjuntos de datos.

Objetivo del estudio:

  • Desarrollar un modelo taxonómico automatizado para la minería de texto y la extracción de conocimiento de informes de fallos de ingeniería.
  • Estructurar datos de texto no estructurados para la identificación de tendencias y el análisis de causa raíz.

Principales métodos:

  • Se utilizaron algoritmos de asignación de Dirichlet latente (LDA) combinados con representaciones de codificador bidireccional de transformadores (BERT).
  • Se desarrolló un modelo taxonómico automatizado para estructurar el contenido del texto.

Principales resultados:

  • El modelo combinado LDA y BERT proporciona estructura al contenido de texto para el análisis.
  • Permite la extracción de conocimiento y la identificación de tendencias a partir de grandes conjuntos de datos.

Conclusiones:

  • Los modelos taxonómicos automatizados que utilizan LDA y BERT pueden superar las limitaciones del análisis manual y la dependencia de expertos.
  • Facilita el análisis eficiente de extensos conjuntos de datos de informes de fallos de ingeniería.