idf

noun

1. (abbreviation, alt-of, initialism)Initialism of inverse document frequency.

   “A finer point to observe is that the sample implementation provided in Example 7-4 adjusts the IDF score by adding a value of 1.0 to the logarithm calculation, for the purposes of illustration and because we're dealing with a trivial document set.”

   “The idea behind inverse document frequency (IDF) is that all words in the corpus are not equally important.”

   “Inverse document frequency, or IDF, is your window through Zipf in topic analysis.”

name

1. (abbreviation, alt-of, initialism)Initialism of Iceland Defense Force.
2. (abbreviation, alt-of, initialism)Initialism of Irish Defence Forces.
3. (abbreviation, alt-of, initialism)Initialism of Israel Defense Forces.

   “Firearms were taken from IDF personnel and passengers disabled at least one by removing the ammunition from it.”

   “The IDF spokesperson provided no comment on whether it had halted the practice, or the reported use of white phosphorus in Gaza, a densely populated area and home to more than 2 million people.”

   “Alright, but have you heard this one though? Death, death to the IDF!”