bmwatson/developercloud/doc/visual-insights/">Visual Insights</a> to get insight into the themes present in a collection of images based on their visual appearance/content.</p>
<pre class="prettyprint source lang-js"><code>var watson = require('watson-developer-cloud');
var fs = require('fs');

var visual_insights = watson.visual_insights({
  username: '&lt;username>',
  password: '&lt;password>',
  version: 'v1-experimental'
});

var params = {
  images_file: fs.createReadStream('./resources/images.zip')
}