stˈɑːɹɾɪŋ ɪnðə lˈeɪt nˈaɪntiːnhˈʌndɹɪd sˈɪksti z ænd ˌɪntʊ ðə nˈaɪntiːnhˈʌndɹɪd sˈɛvənti z, ðə mˈɑːdəlɪŋ ɐpɹˈoʊtʃᵻz ɛksplˈɔɪɾᵻd wɜː dˈɑːmɪnəntli wˈʌn
Starting in the late 1960s and into the 1970s, the modeling approaches exploited were dominantly one-