Jiayi Nie, and David Zheng. “Ambiguity-Aware HDFS Log Anomaly Detection With Retrieval-Augmented Failure Narratives and Selective Refusal”. Journal of Advanced Computing Systems , vol. 3, no. 1, Jan. 2023, pp. 66-80, https://doi.org/10.69987/JACS.2023.30105.