Computational intelligence
https://cis.ieee.org/about/what-is-ci#:~:text=Computational%20Intelligence%20(CI)%20is%20the,Fuzzy%20Systems%20and%20Evolutionary%20Computation.
It's techniques:
https://www.researchgate.net/figure/Type-of-computational-intelligence-9_fig2_317263278
AI vs CI
http://www.differencebetween.net/technology/difference-between-ai-and-ci/
AI aims create intelligent machines which can exhibit intelligent behavior and which can think and learn like human beings. CI, on the other hand, is a subset of AI which emphasizes on computational paradigms that make intelligent behavior possible in natural or artificial systems in complex and changing environments.