Update README.md

README.md

@@ -33,6 +33,10 @@ The documentation for this project is admittedly pretty lacking, if anyone would
 
 My blog post has some more information about the drones & camera: [joshuabird.com/blog/post/mocap-drones](https://joshuabird.com/blog/post/mocap-drones)
 
+[This post](https://github.com/jyjblrd/Low-Cost-Mocap/discussions/11#discussioncomment-9380283) by gumby0q explains how `camera_params.json` can be calculated for your cameras.
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 ## "Inside-Out" Multi-Agent Tracking (SLAM)
 This motion capture system is an "outside-in" system, with external cameras tracking objects within a fixed space. There are also "inside-out" systems which use cameras on the drones/robots to determine their locations, not requiring any external infrastructure.