https://researchportal.rma.ac.be/de/projects/jet-engine-health-monitoring-using-hyperspectral-imaging-and-arti/
Jet Engine Health Monitoring using Hyperspectral Imaging and Artificial Intelligence - Royal...
engine health monitoringhyperspectral imagingartificial intelligencejetusing
https://www.techbriefs.com/component/content/article/18877-sae-2013-01-2145
Blade Tip Clearance Sensors for Engine Health Monitoring - Tech Briefs
These sensors are rugged enough to monitor gas turbine engine blades throughout the life of the engine.
engine health monitoringtech briefsbladetipclearance