topN,
exclude_phrases,
from_date,
- to_date)
+ to_date
+ )
def author_cosine_similarities(outfile, min_df=2, max_df=None, included_subreddits=None, topN=10000, from_date=None, to_date=None):
return cosine_similarities('/gscratch/comdata/output/reddit_similarity/tfidf/comment_authors.parquet',
topN,
exclude_phrases=False,
from_date=from_date,
- to_date=to_date)
+ to_date=to_date
+ )
def author_tf_similarities(outfile, min_df=2, max_df=None, included_subreddits=None, topN=10000, from_date=None, to_date=None):
return cosine_similarities('/gscratch/comdata/output/reddit_similarity/tfidf/comment_authors.parquet',
exclude_phrases=False,
from_date=from_date,
to_date=to_date,
- tfidf_colname='relative_tf')
+ tfidf_colname='relative_tf'
+ )
if __name__ == "__main__":
from pyspark.sql import functions as f
from similarities_helper import build_tfidf_dataset, build_weekly_tfidf_dataset, select_topN_subreddits
-
-def _tfidf_wrapper(func, inpath, outpath, topN, term_colname, exclude):
+def _tfidf_wrapper(func, inpath, outpath, topN, term_colname, exclude, included_subreddits):
spark = SparkSession.builder.getOrCreate()
df = spark.read.parquet(inpath)
df = df.filter(~ f.col(term_colname).isin(exclude))
- include_subs = select_topN_subreddits(topN)
+ if included_subreddits is not None:
+ include_subs = list(open(included_subreddits))
+ else:
+ include_subs = select_topN_subreddits(topN)
df = func(df, include_subs, term_colname)
spark.stop()
-def tfidf(inpath, outpath, topN, term_colname, exclude):
- return _tfidf_wrapper(build_tfidf_dataset, inpath, outpath, topN, term_colname, exclude)
+def tfidf(inpath, outpath, topN, term_colname, exclude, included_subreddits):
+ return _tfidf_wrapper(build_tfidf_dataset, inpath, outpath, topN, term_colname, exclude, included_subreddits)
def tfidf_weekly(inpath, outpath, topN, term_colname, exclude):
- return _tfidf_wrapper(build_weekly_tfidf_dataset, inpath, outpath, topN, term_colname, exclude)
+ return _tfidf_wrapper(build_weekly_tfidf_dataset, inpath, outpath, topN, term_colname, included_subreddits)
def tfidf_authors(outpath='/gscratch/comdata/output/reddit_similarity/tfidf/comment_authors.parquet',
topN=25000):
outpath,
topN,
'author',
- ['[deleted]','AutoModerator']
+ ['[deleted]','AutoModerator'],
+ included_subreddits=None
)
def tfidf_terms(outpath='/gscratch/comdata/output/reddit_similarity/tfidf/comment_terms.parquet',
outpath,
topN,
'term',
- []
+ [],
+ included_subreddits=None
)
def tfidf_authors_weekly(outpath='/gscratch/comdata/output/reddit_similarity/tfidf_weekly/comment_authors.parquet',
- topN=25000):
+ topN=25000):
return tfidf_weekly("/gscratch/comdata/output/reddit_ngrams/comment_authors.parquet",
- outpath,
- topN,
- 'author',
- ['[deleted]','AutoModerator']
- )
+ outpath,
+ topN,
+ 'author',
+ ['[deleted]','AutoModerator'],
+ included_subreddits=None
+ )
def tfidf_terms_weekly(outpath='/gscratch/comdata/output/reddit_similarity/tfidf_weekly/comment_terms.parquet',
- topN=25000):
+ topN=25000):
return tfidf_weekly("/gscratch/comdata/output/reddit_ngrams/comment_terms.parquet",
outpath,
topN,
'term',
- []
+ [],
+ included_subreddits=None
)