Update README.md

Author: adaptsyslearn

README.md

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 # Node-Failures
 
-This repo contains some artifacts related to the _Systemic Assessment of Node Failures in HPC
+This repo contains some artifacts related to _Systemic Assessment of Node Failures in HPC
 Production Platforms_ paper. For further details, please feel free to refer to the related [IPDPS 2021](https://ieeexplore.ieee.org/document/9460484) paper.
 
 # Data