deduplication 0.0.3

Remove duplicate documents via popular algorithms such as SimHash, SpotSig, Shingling, etc.

deduplication

Remove duplicate documents via popular algorithms such as SimHash, SpotSig, Shingling, etc.

Install

Run following commands:

# install current library
pip install deduplication

# install required pretrained NLP models 
python -m spacy download xx_ent_wiki_sm
python -m spacy download en_core_web_sm

Example

SimHash

from deduplication import simhash

hashvalue1 = simhash('this is text')
hashvalue2 = simhash('this is another text', n_block=4)

L-SimHash

from deduplication import lsimhash

hashvalue = lsimhash('this is very long article texts. maybe with a lot of sentences.')

Citation

SimHash

Sadowski C, Levin G. 
Simhash: Hash-based similarity detection[J]. 
Technical report, Google, 2007.