Your Team Trained and Tested a DNN Regression Model with Good

question 17

Multiple Choice

Your team trained and tested a DNN regression model with good results. Six months after deployment, the model is performing poorly due to a change in the distribution of the input data. How should you address the input differences in production?

• A) Create alerts to monitor for skew, and retrain the model.
• B) Perform feature selection on the model, and retrain the model with fewer features.
• C) Retrain the model, and select an L2 regularization parameter with a hyperparameter tuning service.
• D) Perform feature selection on the model, and retrain the model on a monthly basis with fewer features.

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Definitions:

Rate of Return

The increase or decrease in the value of an investment over an allotted time frame, quantified as a percentage of the investment's purchase cost.

Compounded Monthly

Interest that is calculated and added to the principal amount every month, leading to exponential growth of an investment or debt.

Interest Earn

The income received from investing funds or the amount of profit made on an investment over a certain period.

Total Interest Earned

The cumulative amount of interest received from an investment over a particular period.