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Grummann, M.: Sind Verfahren zur maschinellen Indexierung für Literaturbestände Öffentlicher Bibliotheken geeignet? : Retrievaltests von indexierten ekz-Daten mit der Software IDX (2000)
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Rapke, K.: Automatische Indexierung von Volltexten für die Gruner+Jahr Pressedatenbank (2001)
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Rapke, K.: Automatische Indexierung von Volltexten für die Gruner+Jahr Pressedatenbank (2001)
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Toepfer, M.; Seifert, C.: Content-based quality estimation for automatic subject indexing of short texts under precision and recall constraints
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