https://openresearch-repository.anu.edu.au/items/f06cee77-ce9d-4355-b529-1284e1751a72
On Entropy and clustering in earthquake hypocentre distributions
The degree of clustering or disorder within earthquake distributions may be measured using the concept of entropy. A method for calculating the entropy of any...
entropyclusteringearthquakehypocentredistributions
https://7is7.com/otto/travel/photos/20041030/7118_nagasaki_hypocentre.html
Photo Nagasaki Hypocentre
photonagasakihypocentre