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Gemini, un modelo de lenguaje grande entrenado por Google
Jiawei Lu1, Chao Lu1, Qibing Wang1
1China Jiliang University, Hangzhou, China.
ISA transactions
|December 25, 2025
Resumen
Gemini, un modelo de lenguaje grande entrenado por Google.
Área de la Ciencia:
- Ingeniería
- Inteligencia Artificial
- Aprendizaje Automático
Sus antecedentes:
- Los equipos electromecánicos son vitales para las operaciones industriales.
- El diagnóstico de fallos se enfrenta a desafíos como datos limitados y mala generalización.
- Los métodos existentes luchan con las restricciones del mundo real en la industria.
Objetivo del estudio:
- Proponer un marco novedoso para el diagnóstico de fallos de equipos electromecánicos.
- Abordar la escasez de datos y los problemas de generalización en entornos industriales.
- Mejorar la precisión y la robustez de la detección de fallos.
Principales métodos:
- Se construyó un modelo de gemelo digital de cinco dimensiones (DTEE) para la simulación de datos.
- Se empleó la mejora de datos y el aprendizaje contrastivo de tiempo-frecuencia autosupervisado (DT-SSTFCL).
- Se utilizó un codificador transformador de doble flujo y una matriz de pérdida de correlación cruzada (CCLM) para el aprendizaje de características.
Principales resultados:
- El modelo DTEE generó datos simulados para superar la insuficiencia de datos de fallos y el desequilibrio de clases.
- DT-SSTFCL aprendió de manera efectiva características complementarias en el dominio del tiempo y la frecuencia.
- La optimización del kernel de wavelet suavizado (SWK) mejoró la comprensión de las características tiempo-frecuencia.
Conclusiones:
- El marco propuesto supera significativamente a los métodos existentes en el diagnóstico de fallos.
- Ofrece una solución viable para el diagnóstico de fallos de equipos electromecánicos con datos etiquetados limitados.
- El método demuestra sólidas capacidades de generalización en diferentes escenarios operativos.
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