Patent ID: 11868729
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. A computer program product, the computer program product comprising a computer-readable storage medium having a computer-readable program stored therein, wherein the computer-readable program, when executed on a computer including at least one processor, causes the at least one processor to:
receive textual content associated with one or more policies over a period of time, the one or more policies comprising different versions of a policy governing an individual or cohort or population type over the time period;
compare text content of at least two policy versions over a given time frame;
determine, based on said comparing, semantic differences between said text content of said at least two policy versions that amount to changes of said at least two policy versions over the period of time;
receive one or more focus events effecting the individual or cohort type over the given period of time;
determine based on said semantic differences, a causal link explaining a reason for the changes between the at least two policy versions in the context of a focus event; and
present an explanation or reason for the changes via a user interface device.