Merge branch 'master' of https://github.com/TheEconomist/the-economis…

…t-war-fire-model

README.md

@@ -16,8 +16,8 @@ This script calls component scripts as well as auxiliary scripts. These produce,
 
 All details on the procedure used to classify events are available in the above scripts. In brief, events are classified as war-related if they met the following thresholds:
 * Excess fire activity in a given 0.1 latitude by 0.1 longitude area of Ukraine on a given day is so large as to have less than 5% probability of occuring in a normal year.
-* Such excess happens in this cell on at least two occasions, at least 7 days apart.
-* or: A fire event takes place in a cell less than 10 days after it has meet the above two requirements. (In other words, other activity producing fire events, typically from agriculture, does not resume until 10 days after an area has seen a war events.)
+* Such excess happens in a given 5x5 group of cells on at least two occasions, at least 7 days apart and less than 365 days apart (i.e. two spaced-out events within a year).
+* or: A fire event takes place in a cell less than 10 days after it has meet the above two requirements. (In other words, other activity producing fire events, typically from agriculture, does not resume until 10 days after an area has seen a war event.)
 
 ## Limitations