Update aice aura demonstrator following fza review.

content/articles/aice_aura_demonstrator/index.md

@@ -59,7 +59,7 @@ The data preparation step is achieved through a series of Python scripts develop
 <img src="/images/articles/aice_aura_demonstrator/ecg_workflow.png" alt="The AURA AI process - before" class="img-responsive">
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-There are many parameters involved in the process, with some of them having a huge impact on performance, like the time window for the rr-interval. In order to fine-tune these parameters one needs to try and run various combinations, which is not practical or even prohibitive with long executions. 
+There are many parameters involved in the process, with some of them having a huge impact on performance, like the time window for the rr-interval. In order to fine-tune these parameters one needs to try and run various combinations, which is not practical and can be prohibitive with long executions. 
 
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