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cdsc_reddit/similarities/cosine_similarities.py

59 lines
3.0 KiB
Python

import pandas as pd
import fire
from pathlib import Path
from similarities_helper import similarities, column_similarities
from functools import partial
def cosine_similarities(infile, term_colname, outfile, min_df=None, max_df=None, included_subreddits=None, topN=500, exclude_phrases=False, from_date=None, to_date=None, tfidf_colname='tf_idf'):
return similarities(infile=infile, simfunc=column_similarities, term_colname=term_colname, outfile=outfile, min_df=min_df, max_df=max_df, included_subreddits=included_subreddits, topN=topN, exclude_phrases=exclude_phrases,from_date=from_date, to_date=to_date, tfidf_colname=tfidf_colname)
# change so that these take in an input as an optional argument (for speed, but also for idf).
def term_cosine_similarities(outfile, infile='/gscratch/comdata/output/reddit_similarity/tfidf/comment_terms_100k.parquet', min_df=None, max_df=None, included_subreddits=None, topN=500, exclude_phrases=False, from_date=None, to_date=None):
return cosine_similarities(infile,
'term',
outfile,
min_df,
max_df,
included_subreddits,
topN,
exclude_phrases,
from_date,
to_date
)
def author_cosine_similarities(outfile, infile='/gscratch/comdata/output/reddit_similarity/tfidf/comment_authors_100k.parquet', min_df=2, max_df=None, included_subreddits=None, topN=10000, from_date=None, to_date=None):
return cosine_similarities(infile,
'author',
outfile,
min_df,
max_df,
included_subreddits,
topN,
exclude_phrases=False,
from_date=from_date,
to_date=to_date
)
def author_tf_similarities(outfile, infile='/gscratch/comdata/output/reddit_similarity/tfidf/comment_authors_100k.parquet', min_df=2, max_df=None, included_subreddits=None, topN=10000, from_date=None, to_date=None):
return cosine_similarities(infile,
'author',
outfile,
min_df,
max_df,
included_subreddits,
topN,
exclude_phrases=False,
from_date=from_date,
to_date=to_date,
tfidf_colname='relative_tf'
)
if __name__ == "__main__":
fire.Fire({'term':term_cosine_similarities,
'author':author_cosine_similarities,
'author-tf':author_tf_similarities})