Alireza Esmaeilzehi M. Omair Ahmad M. N. S. Swamy 0001 PHMNet: A Deep Super Resolution Network using Parallel and Hierarchical Multi-Scale Residual Blocks. 1-5 2020 ISCAS https://doi.org/10.1109/ISCAS45731.2020.9181230 conf/iscas/2020 db/conf/iscas/iscas2020.html#EsmaeilzehiAS20a