ScholarGate
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Process / pipeline

TF-IDF — Marudio ya Neno–Marudio ya Hati Kinyume

TF-IDF, iliyoanzishwa na Salton na Buckley (1988), ni mfumo wa kuweka uzito wa maneno ambao huweka alama kila neno katika hati kwa jinsi linavyoonekana mara nyingi hapo na jinsi linavyotokea mara chache katika mkusanyiko mzima. Inageuza maandishi ghafi kuwa vekta za hati zenye uzito, ikitoa uzito wa juu kwa maneno ambayo huonekana mara nyingi katika hati moja lakini hayapo kwingineko.

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Vyanzo

  1. Salton, G. & Buckley, C. (1988). Term-weighting approaches in automatic text retrieval. Information Processing & Management, 24(5), 513-523. DOI: 10.1016/0306-4573(88)90021-0

Jinsi ya kunukuu ukurasa huu

ScholarGate. (2026, June 1). Term Frequency–Inverse Document Frequency Vectorization. ScholarGate. https://scholargate.app/sw/text-mining/tf-idf

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Imerejelewa na

ScholarGateTF-IDF (Term Frequency–Inverse Document Frequency Vectorization). Imepatikana 2026-06-15 kutoka https://scholargate.app/sw/text-mining/tf-idf · Seti ya data: https://doi.org/10.5281/zenodo.20539026