Cosine Distance
Cosine distance measures the angular distance between two non-zero vectors in a multi-dimensional space. Originally developed by Gerard Salton for information retrieval in 1975, it captures dissimilarity by computing one minus the cosine similarity, ranging from 0 (identical direction) to 1 (opposite direction). It is widely used in text analysis, document comparison, and decision-making contexts where direction matters more than magnitude.
Rekodi ya chanzo
Nukuu zimehamishwa kwa uhalisi kutoka kwa rekodi ya chanzo cha mbinu. Hakuna uthibitisho wa kiwango cha dai unaodokezwa kutoka kwao.
- Spearman, C. (1904). The proof and measurement of association between two things. American Journal of Psychology, 15(1), 72-101. · DOI 10.2307/1412159
- Salton, G., & McGill, M. J. (1975). Introduction to Modern Information Retrieval. McGraw-Hill. · URL
Madai yaliyotunzwa
Madai yamehifadhiwa katika daftari la ushahidi, kila moja ikiwa na tathmini yake.
Mwonekano huu haubuni tathmini ya dai wakati daftari haina yoyote.
Mbinu zinazohusiana
Zilizotengenezwa kutoka kwa grafu ya mbinu na kuonyeshwa kama uhusiano uliopendekezwa na mashine — hakuna dai la ushahidi linalodokezwa.
Grafu ya uhusiano iliyotengenezwa haina uhusiano wowote unaotoka kwa mbinu hii.