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How can you combine a rating and review system with a recommendation engine to improve user experience?

hard📝 Trade-off Q9 of 15
LLD - Design — Food Delivery System
How can you combine a rating and review system with a recommendation engine to improve user experience?
AUse user ratings and reviews as input features to personalize product suggestions
BIgnore ratings and only recommend based on product price
CShow random products regardless of user preferences
DOnly recommend products with no reviews
Step-by-Step Solution
Solution:
  1. Step 1: Understand recommendation inputs

    Ratings and reviews reflect user preferences and satisfaction.
  2. Step 2: Use these inputs for personalization

    Incorporate ratings and reviews to tailor product suggestions to users.
  3. Final Answer:

    Use user ratings and reviews as input features to personalize product suggestions -> Option A
  4. Quick Check:

    Recommendation input = Ratings and reviews [OK]
Quick Trick: Leverage reviews to personalize recommendations [OK]
Common Mistakes:
  • Ignoring ratings in recommendations
  • Recommending randomly without user data
  • Avoiding products with reviews

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