Intermediate
Artificial Intelligence & Machine Learning
Q58 / 100
What is a recommendation system?
Correct! Well done.
Incorrect.
The correct answer is B) A system predicting user preferences to suggest relevant items, using collaborative filtering, content-based, or hybrid approaches
B
Correct Answer
A system predicting user preferences to suggest relevant items, using collaborative filtering, content-based, or hybrid approaches
Explanation
Collaborative filtering: find similar users (user-based) or items (item-based). Matrix factorization (SVD, ALS) decomposes user-item matrix. Deep learning (YouTube, Netflix): two-tower retrieval + ranking models.
Progress
58/100