Thomas Agrikola, Geoffroy Couteau, Dennis Hofheinz. The Usefulness of Sparsifiable Inputs: How to Avoid Subexponential iO. In Aggelos Kiayias, Markulf Kohlweiss, Petros Wallden, Vassilis Zikas, editors, Public-Key Cryptography - PKC 2020 - 23rd IACR International Conference on Practice and Theory of Public-Key Cryptography, Edinburgh, UK, May 4-7, 2020, Proceedings, Part I. Volume 12110 of Lecture Notes in Computer Science, pages 187-219, Springer, 2020. [doi]