1. 1) IDC global dataSphere Forecast,https://www.idc.com/getdoc.jsp?containerId=prUS46286020
2. 2) 野村総合研究所 金融ITフォーカス 2016年9月号
3. 3) K. Ichikawa: 17th IC packaging technology Expo 2016, ICP-1
4. 4) S. Kumar: "Challenges in large scale training of Giant Transformers on Google TPU machines," HotChips 33 Tutorial 1, August 22nd, 2021
5. 5) DARPA: https://www.darpa.mil/news-events/2017-08-25