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Transformadores Lineales Agnósticos a Grafos

Zhiyu Guo1, Yang Liu2, Xiang Ao3

  • 1organization=State Key Lab of AI Safety, Institute of Computing Technology, Chinese Academy of Sciences, city=Beijing, postcode=100190, country=China; organization=University of Chinese Academy of Sciences, city=Beijing, postcode=100190, country=China.

Neural networks : the official journal of the International Neural Network Society
|January 23, 2026
PubMed
Resumen

El Transformador Lineal Agnóstico a Grafos (GALiT) reduce los costos computacionales al desacoplar las estructuras de grafos de los Transformadores. Este modelo eficiente supera a los métodos existentes en grafos de referencia.

Palabras clave:
Red neuronal de grafosTransformador de grafosModelo agnóstico a grafosAtención lineal

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Área de la Ciencia:

  • Inteligencia Artificial
  • Aprendizaje Automático
  • Aprendizaje de Representación de Grafos

Sus antecedentes:

  • Los Transformadores de Grafos (GTs) integran estructuras locales y atención global para datos de grafos.
  • Sin embargo, los GTs enfrentan desafíos computacionales en grafos grandes debido a mecanismos de atención complejos acoplados con estructuras de grafos.

Objetivo del estudio:

  • Proponer un modelo computacionalmente eficiente y agnóstico a grafos para datos estructurados en grafos.
  • Reducir la sobrecarga computacional de los Transformadores de Grafos mientras se mantiene o mejora el rendimiento.

Principales métodos:

  • Introdujo el Transformador Lineal Agnóstico a Grafos (GALiT) desacoplando las estructuras de grafos de los Transformadores.
  • Utilizó las estructuras de grafos únicamente para la eliminación de ruido de las características de los nodos antes del entrenamiento.
  • Simplificó los mecanismos de atención lineal e integró las características eliminadas del ruido mediante una combinación ponderada.

Principales resultados:

  • GALiT reduce significativamente la complejidad computacional al excluir las estructuras de grafos durante el entrenamiento y la inferencia.
  • El modelo logra una alta eficiencia mientras mantiene o mejora el rendimiento en comparación con GNNs y GTs.
  • Los resultados experimentales en grafos de referencia validan la efectividad de GALiT.

Conclusiones:

  • GALiT ofrece una alternativa computacionalmente eficiente y efectiva a los Transformadores de Grafos existentes.
  • El método propuesto demuestra el potencial de los enfoques agnósticos a grafos en el aprendizaje de representaciones.
  • GALiT equilibra con éxito la eficiencia y el rendimiento en el análisis de datos estructurados en grafos.