IDF

plural IDFs

1. abbreviationinitialismmathematicsInitialism of inverse document frequency.

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

   2019, Hobson Lane, Cole Howard, Hannes Max Hapke, Natural Language Processing In Action […] , Shelter Island: Manning, →ISBN

   2 more examples

   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.

   2011, Matthew Russell, Mining the Social Web, page 215

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

   2014, Manas A. Pathak, Beginning Data Science with R, page 147

1. abbreviationinitialismgovernmentInitialism of Iceland Defense Force.
2. abbreviationinitialismgovernmentInitialism of Irish Defence Forces.
3. abbreviationinitialismgovernmentInitialism of Israel Defense Forces.

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

   2025 June 30, Bob Vylan, quotee, Bob Vylan chants "death to the IDF", Islam Channel

   2 more examples

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

   2011 September 28, Álvaro Uribe, Joseph Ciechanover, and Süleyman Özdem Sanberk, “The Use of Force on the Mavi Marmara”, in Sir Geoffrey Palmer, Report of the Secretary-General's Panel of Inquiry on the 31 May 2010 Flotilla Incident, page 57

   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.

   2023 October 9, Ruth Michaelson, Ben Doherty, “Israel ‘going on the offensive’ after retaking territories overrun by Hamas”, in The Guardian, →ISSN, archived from the original on 20 Jan 2025

   Synonyms: Tsahal