A starter app using Node.js to leverage IBM Watson's Alchemy Language services to extract keywords and entities from an input URL and visualize results using D3 word cloud.

To run this code locally:

1- Clone the repository to your local space:

git clone https://github.com/joe4k/alchemy-cloud-d3.git

2- Change to alchemy-cloud-d3 directory

cd alchemy-cloud-d3

3- Edit watson/config.js to add your Watson AlchemyAPI credentials. Replace ENTER_YOUR_APIKEY_HERE with your APIkey you obtained when you created an Alchemy service on Bluemix.

vi watson/config.js

4- Install dependencies

npm install

5- Run the app locally (monitor what port it starts on)

npm start

6- Verify functionality by pointing your browser to http://localhost:$port ==> port observed in step 5

7- Enter URL to analyze and hit Analyze.

Observe generated word cloud.

To host this app to your Bluemix account (assuming you have cf installed):

1- Clone the repository to your local space:

git clone https://github.com/joe4k/alchemy-cloud-d3.git

2- Change to alchemy-cloud-d3 directory

cd alchemy-cloud-d3

3- Edit watson/config.js to add your Watson AlchemyAPI credentials. Replace ENTER_YOUR_APIKEY_HERE with your APIkey you obtained when you created an Alchemy service on Bluemix.

vi watson/config.js

4- Edit manifest.yml and change the app and host names to a unique name

vi manifest.yml ==> change name to a unique name ==> change host to a unique name

5- Push the app to Bluemix

cf api https://api.ng.bluemix.net

cf login ==> enter your Bluemix username and password

select your org and space (if you have more than one) to host your app.

cf push ==> hosts app in Bluemix

6- Verify functionality by pointing your browser to https://{yourappname}.mybluemix.net

7- Enter URL to analyze and hit Analyze.