ML Case

For a dataset with 4 behavioral variables and 20 contextual attributes that needs normalization, what would be your approach for building an unsupervised learning model that can detect outliers? Also, which evaluation metrics and visualizations would you prefer to measure the model's performance?

Machine Learning Engineer

Chime

Monzo

Coinbase

Adyen

Did you come across this question in an interview?

  • For a dataset with 4 behavioral variables and 20 contextual attributes that needs normalization, what would be your approach for building an unsupervised learning model that can detect outliers? Also, which evaluation metrics and visualizations would you prefer to measure the model's performance?
  • How would you handle normalizing a dataset with 12 behavioral variables and 45 contextual attributes, and build an unsupervised learning model to identify outliers? Furthermore, which evaluation metrics and visualizations would you utilize to assess the efficacy of the model?
  • Could you describe your methodology for preparing a dataset with 10 behavioral variables and 200 contextual attributes for unsupervised learning and detecting outliers? What evaluation metrics and visualizations would you utilize to gauge the model's effectiveness?
  • How would you handle normalization and outlier detection in a dataset with 5 behavioral variables and 20 contextual attributes using unsupervised learning techniques? Additionally, what evaluation metrics and visualizations would you employ to determine the accuracy of the model?
  • If you were building an unsupervised learning model to identify outliers in a dataset with a mix of behavioral variables and contextual attributes that needed normalization, what would be your method? Furthermore, what evaluation metrics and visualizations would you use to evaluate the model's performance?
  • How would you go about normalizing a dataset with a range of behavioral and contextual attributes, and creating an unsupervised learning model to locate outliers? Additionally, which evaluation metrics and visualizations would you use to determine the model's effectiveness?
  • What steps would you follow to normalize a dataset with 5 behavioral variables and 20 contextual attributes and create an unsupervised learning model to identify outliers? Additionally, what evaluation metrics and visualizations would you use to determine the model's skill?
  • If you had to build an unsupervised learning model to identify outliers in a dataset with 2 behavioral variables and 5 contextual attributes that needed normalization, how would you proceed? Furthermore, how would you assess the model's effectiveness using evaluation metrics and visualizations?
  • How would you approach constructing an unsupervised learning model to recognize outliers in a dataset with 500 behavioral variables and 500 contextual attributes that needs normalization? In addition, what evaluation metrics and visualizations would you use to assess the model's performance?
  • How would you approach building an unsupervised learning model to detect outliers in a dataset with 6 behavioral variables and 25 contextual attributes, which needs normalization? Additionally, what evaluation metrics and visualizations would you use to measure the performance of the model?
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Interview question asked to Machine Learning Engineers interviewing at Adyen, Coinbase, Monzo and others: For a dataset with 4 behavioral variables and 20 contextual attributes that needs normalization, what would be your approach for building an unsupervised learning model that can detect outliers? Also, which evaluation metrics and visualizations would you prefer to measure the model's performance?.