From the top article in your search:
But don't forget, Harbaugh still trusts his gut above all else. It's just that his gut believes in his players, and his nature believes in being aggressive. Thus, he often aligns with the analytics.
Many of those articles were from 3+ years ago. What you need to understand is that the younger more innovative coaches will use analytics even more. Harbaugh is an old school coach that realizes it gives him an edge. Older coaches tend to be too conservative when managing games.