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ngram_conv#

from dhlab.ngram.nb_ngram import ngram_conv
ngram_conv(ngrams, smooth=1, years=(1810, 2013), mode='relative')[source]#

Construct a dataframe with ngram mean frequencies per year over a given time period.

Parameters:

  • ngrams – TODO: FIll in appropriate type and description.

  • smooth – Smoothing factor for the graph visualisation.

  • years – Tuple with start and end years for the time period of interest

  • mode – Frequency measure. Defaults to ‘relative’.

Returns:

pandas dataframe with mean values for each year