jˈuːzɪŋ dɪskɹˈɪmɪnənt ɐnˈæləsˌɪs ænd sˈʌlɪvən ænd ɹˈoʊzənz sˈɪstəm tə klˈæsᵻfˌaɪ dˈɛbɪɾɪdʒ, ˈɔːstɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti sˈɛvən wʌz ˈeɪbəl tə kɚɹˈɛktli dɪstˈɪŋɡwɪʃ bᵻtwˌiːn pˈætɚnd tˈuːl ænd kˈoːɹ ɹᵻdˈʌkʃən tɛknˈiːks fɔːɹ nˈaɪnti θɹˈiː.θˈɜːɾi θɹˈiː pɚsˈɛnt ʌv hɪz ɛkspˌɛɹɪmˈɛntəl ɐsˈɛmblɪdʒᵻz.
Using discriminant analysis and Sullivan and Rozen's system to classify debitage, Austin (1997) was able to correctly distinguish between patterned tool and core reduction techniques for 93.33% of his experimental assemblages.