Visual Recognition + AlchemyVision Demo
Visual Recognition partnered with Alchemy Vision, allows you to derive insights from an image based on its visual content. You can organize image libraries, understand an individual image, and create custom classifiers for specific results that are tailored to your needs.
Give it a try! Click the button below to fork into IBM DevOps Services and deploy your own copy of this application on Bluemix.
Getting Started
- Create a Bluemix Account
Sign up in Bluemix, or use an existing account. Watson Services in Beta are free to use.
-
Download and install the Cloud-foundry CLI tool
-
Edit the
manifest.yml
file and change the<application-name>
to something unique.
applications:
- services:
- visual-recognition-service
name: <application-name>
command: node app.js
path: .
memory: 512M
The name you use will determine your initial application URL, e.g. <application-name>.mybluemix.net
.
- Connect to Bluemix in the command line tool
$ cf api https://api.ng.bluemix.net
$ cf login -u <your user ID>
- Create the Visual Recognition service in Bluemix
$ cf create-service visual_recognition free visual-recognition-service
- Create the Alchemy service in Bluemix or copy your existing key into
ALCHEMY_KEY
inapp.js
$ cf create-service alchemy_api free alchemy-service
- Push it live!
$ cf push
- Optional Security and Performance enhancements
Set NODE_ENV=production
to enable view caching and other performance enhancements:
$ cf set-env <application-name> NODE_ENV production
Set SECURE_EXPRESS=1
to enable rate-limiting, HTTPS-only, and several other security features:
$ cf set-env <application-name> SECURE_EXPRESS 1
See the full Getting Started documentation for more details, including code snippets and references.
Running locally
The application uses Node.js and npm so you will have to download and install them as part of the steps below.
-
Copy the credentials from your
visual-recognition-service
service in Bluemix toapp.js
, you can see the credentials using:$ cf env <application-name>
Example output:
System-Provided: { "VCAP_SERVICES": { "visual_recognition": [{ "credentials": { "url": "<url>", "password": "<password>", "username": "<username>" }, "label": "visual_recognition", "name": "visual-recognition-service", "plan": "free" }] } }
You need to copy
username
,password
andurl
. -
Install Node.js
-
Go to the project folder in a terminal and run:
npm install
-
Start the application
-
node app.js
-
Go to
http://localhost:3000
Troubleshooting
To troubleshoot your Bluemix app the main useful source of information are the logs, to see them, run:
$ cf logs <application-name> --recent
License
This sample code is licensed under Apache 2.0. Full license text is available in LICENSE.
Contributing
See CONTRIBUTING.
Open Source @ IBM
Find more open source projects on the IBM Github Page