ner-server

JavaScript api endpoint wrapper for communicating with stanford-ner server

##### SET UP
1. Have Java jdk 1.8 installed and in your path, stanford-ner requires java 1.8
2. Install dependencies

a. manually install stanford-ner from stanford.edu website place in project directory

https://nlp.stanford.edu/software/stanford-ner-2017-06-09.zip

b. run npm install

If no errors then you have set everything up correctly


##### START UP

run these commands to start java server

1.
``
java -Djava.ext.dirs=./lib -cp stanford-ner.jar edu.stanford.nlp.ie.NERServer -port 9191 -loadClassifier ./classifiers/english.muc.7class.distsim.crf.ser.gz -tokenizerFactory edu.stanford.nlp.process.WhitespaceTokenizer -tokenizerOptions tokenizeNLs=false -outputFormat slashTags
`
change -port 9191 to whatever port you want the stanford-ner server to be listening to



#### Example
`
var ner = require('ner-server');

var text = "The fate of Lehman Brothers, the beleaguered investment bank, \
hung in the balance on Sunday as Federal Reserve officials and the leaders of \
major financial institutions continued to gather in emergency meetings trying \
to complete a plan to rescue the stricken bank. Several possible plans emerged \
from the talks, held at the Federal Reserve Bank of New York and led by Timothy R. Geithner, \
the president of the New York Fed, and Treasury Secretary Henry M. Paulson Jr."


ner.cli(
9191, text,
function(err, tags){
console.log('cli tags: '+JSON.stringify(tags)+'\n');
}
);

ner.post(
'localhost', 9191, text,
function(err, res){
console.log('post tags: '+JSON.stringify(res.tags)+'\n');
}
);
`

#### Using ner-server
Example return object

3class returns Person, Location, Organization

4class return 3class + Misc

7class returns 3class + Money, Percent, Date, Time


`
entities : {

Person:'ALL',

Location:'ALL',

Organization:'ALL',

Misc:'4class Only',

Money:'7class Only',

Percent:'7class Only',

Date:'7class Only',

Time:'7class Only'

}
``