joe4dev/simple-sentiment-analysis

A sentiment analysis application with Node.js, Express, sentiment, and twitter

Simple Sentiment Analysis

Sample application demonstrating how to build a sentiment analysis app usind Node.js and a couple modules.
The application takes a keyword or hashtag, connects to Twitter to get a stream of matching tweets, and runs those tweets through a sentiment-analysis module to produce a sentiment score.

You can play with an instance of the application running at http://simplesentimentanalysisforpulse.mybluemix.net/

Configure

Provide the Twitter credentials via the following environment variables:

• TWITTER_CONSUMER_KEY
• TWITTER_CONSUMER_SECRET
• TWITTER_ACCESS_TOKEN_KEY
• TWITTER_ACCESS_TOKEN_SECRET

Run

npm install

node app.js

Tutorial

This app is based on the following tutorial:

• Title: Build a sentiment analysis application with Node.js, Express, sentiment, and ntwitter
• Link: http://www.ibm.com/developerworks/library/wa-nodejs-app/
• Demo: http://simplesentimentanalysis.mybluemix.net/
• Source code: https://hub.jazz.net/project/1167/bluemixsentimentanalysis/overview
• Git repo: https://hub.jazz.net/git/spirit/Sentiment.Analysis.App

Comments

• The final app doesn't work with just the snippets from the online tutorial => Some code is missing!