Yes. There is ongoing work in making succinct full text indexes that use substantially less space than the text they model. See work on the r-index: https://doi

Yes. There is ongoing work in making succinct full text indexes that use substantially less space than the text they model. See work on the r-index: https://doi.org/10.1089/cmb.2019.0309 https://doi.org/10.1089/cmb.2019.0309