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Xxxxxxxxxxxxxx IBM xxxxxxxxxxx
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xxxxxxxx
xxxxxxxxxxx IBM xxxxxxx
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xxxxxxxxxx
xxxxxxxx Apple. Xxxxxxxxxx
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xxxxxxxxxx IBM
xxxxxxxx. Xxxxxxxxxx
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xxxxxxxx
Compaq. Xxxxxxxxx xxxxxxx
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IBM.
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(Relative) term
frequency can indicate
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importance.
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¡ |
Rd,f
= fd,t
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Rd,t
= 1 + ln fd,t
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¡ |
Rd,t = (K +
(1-K) )
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