Practice Applications of Clustering & Dimensionality Reduction - 6.3 | 6. Unsupervised Learning – Clustering & Dimensionality Reduction | Data Science Advance
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is clustering?

💡 Hint: Think about how you would group books in a library.

Question 2

Easy

Name one application of dimensionality reduction.

💡 Hint: Consider what happens when you reduce the number of dimensions.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the main purpose of clustering?

  • To simplify data
  • To group similar data points
  • To analyze time-series data

💡 Hint: Consider its role in data analysis.

Question 2

Is dimensionality reduction useful for visualizations?

  • True
  • False

💡 Hint: Think about how you observe complex data.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a clustering algorithm for a fictional e-commerce website looking to enhance user experience. What features would you prioritize, and how would you interpret the clusters formed?

💡 Hint: Consider the user journey on the platform.

Question 2

You are given a high-dimensional dataset in bioinformatics. Discuss how you would approach dimensionality reduction and why it is essential before clustering.

💡 Hint: Reflect on the computational challenges of high-dimensional data.

Challenge and get performance evaluation