TF-IDF
Calculate TF-IDF instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
TF-IDF
TF × log(N/DF)
TF-IDF
0.5
More about: TF-IDF
What it calculates
The “TF-IDF” calculator computes TF-IDF from 1 parameter: tf × log(n/df).
Standard IT calculations for developers and sysadmins.
Example calculation
With parameters TF × log(N/DF) = 0.5 the result is 0.5.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.