mrm1001
mrm1001
/ es_features.py
Created
August 3, 2016 09:00
— forked from konradkonrad/es_features.py
tfidf from elasticsearch
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| import elasticsearch | |
| from math import log | |
| def tfidf_matrix(es, index, doc_type, fields, size=10, bulk=500, query=dict(match_all=[])): | |
| """Generate tfidf for `size` documents of `index`/`doc_type`. | |
| All `fields` need to have the mapping "term_vector": "yes". | |
| This is the consuming version (i.e. get everything at once). | |
| :param es: elasticsearch client |