Patent ID: 11922129
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. A computer system comprising:
a computer processor operatively coupled to memory; and
an artificial intelligence (AI) platform in communication with the computer processor and the memory, the AI platform comprising:
a natural language processing (NLP) model configured to:
generate a natural language (NL) question using a first phrase representing a cause or an effect;

a first AI model configured to:
extract one or more candidate second phrases from candidate text;
determine respective probabilities that the one or more candidate second phrases answer the NL question; and
select the candidate second phrase having the highest probability as possessing a causal relationship with the first phrase; and

a director configured to populate a knowledge base with the first and selected second phrases.