Jianjian Qin Chunzhi Gu Jun Yu 0012 Chao Zhang 0030 Multilevel saliency-guided self-supervised learning for image anomaly detection. 6339-6351 2024 September 18 Signal Image Video Process. 8-9 https://doi.org/10.1007/s11760-024-03320-z db/journals/sivp/sivp18.html#QinGYZ24 streams/journals/sivp