This script excludes search queries with a negative sentiment.
The Watson Natural Language Understanding API is used to run the sentiment analysis.
Before running this script, create an IBM Cloud account and set up a Bluemix Natural Language Understanding Service.
Other than setting your variables before the function, you can also limit the script to specific campaigns with this regular expression:
// Select only certain campaigns
// Useful for multilingual campaigns
var campaignName = row['CampaignName']
if (campaignName.match( /(?=.*-en-)/ )){- Brand terms affect the sentiment analysis.
- I would probably recommend running this on generic campaigns to start.
- Having the script only exclude highly negative queries (SENTIMENT_SCORE of -0.8 to -0.9) also mitigates this
- Language affects the sentiment analysis.
- The Natural Language Understanding API supports multiple languages but struggles when queries contain more than one.
- For example, English brand + French queries isn't ideal.
- The script can be easily modified for multilingual campaigns using the regular expression mentioned above and the "&language=" URL parameter
- The Natural Language Understanding API supports multiple languages but struggles when queries contain more than one.