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The principle of simplicity of scientific theories, methods, and models are discussed.<\/jats:p><\/jats:sec><jats:sec><jats:title content-type=\"abstract-heading\">Practical implications<\/jats:title><jats:p>It is suggested that the tendency to concentrate on a complicated model isn't always necessary when faced with the condition of incomplete information and inaccurate data.<\/jats:p><\/jats:sec><jats:sec><jats:title content-type=\"abstract-heading\">Originality\/value<\/jats:title><jats:p>The paper shows that a more satisfied result can be obtained with an uncertain model than with a meticulous model on a certain situation.<\/jats:p><\/jats:sec>","DOI":"10.1108\/03684921211243211","type":"journal-article","created":{"date-parts":[[2014,11,4]],"date-time":"2014-11-04T05:15:22Z","timestamp":1415078122000},"page":"548-558","source":"Crossref","is-referenced-by-count":17,"title":["On uncertain systems and uncertain models"],"prefix":"10.1108","volume":"41","author":[{"given":"Sifeng","family":"Liu","sequence":"first","affiliation":[]},{"given":"Keqin","family":"Sheng","sequence":"additional","affiliation":[]},{"given":"Jeffrey","family":"Forrest","sequence":"additional","affiliation":[]}],"member":"140","reference":[{"key":"key2022021819500299400_b27","doi-asserted-by":"crossref","unstructured":"Deng, J.L. 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