論文検証。
David Dehaene, Oriel Frigo, Sébastien Combrexelle, Pierre Eline, "Iterative energy-based projection on a normal data manifold for anomaly localization", 26 Sept 2019, ICLR 2020 Conference Blind Submission, https://openreview.net/forum?id=HJx81ySKwr
こちらのサイトからコードを改変しました: https://qiita.com/kogepan102/items/122b2862ad5a51180656