Methods
Audio from speeches are analyzed with Whisper network. Word Frequencies indicate changes in vocabulary over time.
Words Used by Biden in Speeches Pre: 2005
On average (in 30-second segments of his speeches between 1984 and 2005), he delivered 123 words per minute
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Words Used by Biden in Speeches Post 2005
On average during his vice-presidency and presidency (in 30-second segments of his speeches between 2005 and now), he delivered 140 words per minute
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