Extract list of Persons and Organizations using Stanford NER Tagger in NLTK

Question

I am trying to extract list of persons and organizations using Stanford Named Entity Recognizer (NER) in Python NLTK. When I run:

from nltk.tag.stanford impo         


        

Answer 1

WARNING: Even if u get this model "all.3class.distsim.crf.ser.gz" please dont use it because

1st reason :

For this model stanford nlp people have openly appologized for bad accuracy

2nd reason :

It has bad accuracy becase it is case sensitive .

SOLUTION

use the model called "english.all.3class.caseless.distsim.crf.ser.gz"