Machine Learning

Fractal Interview Questions | Dimensionality Reduction

Question

Is it beneficial to perform dimensionality reduction before fitting an SVM? Why or why not?

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Machine Learning 55 years 0 Answers 867 views Great Grand Master

Fractal Interview Questions | Multicollinearity

Question

What is collinearity and what to do with it? How to remove multicollinearity?

Machine Learning 55 years 0 Answers 761 views Great Grand Master

Fractal Interview Questions | Data Wrangling

Question

What are some of the steps for data wrangling and data cleaning before applying machine learning algorithms?

Machine Learning 55 years 0 Answers 1322 views Great Grand Master

Fractal Interview Questions | Accuracy

Question

Explain the steps that you would initiate to calculate the prediction accuracy of a given logistic regression model?

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Machine Learning 55 years 0 Answers 862 views Great Grand Master

Razorpay Interview Question | Ensemble Method

Question

What is the general principle of an ensemble method and what is bagging and boosting in the ensemble method?

Machine Learning 55 years 0 Answers 647 views Great Grand Master

PayPal Interview Question | Underfitting

Question

A model experiencing Underfitting has a poor predictive performance. Suggest a method to ensure that the model is free from Underfitting.

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Machine Learning 55 years 1 Answer 496 views Great Grand Master

PayPal Interview Question | Datasets

Question

Where do you usually source datasets? (Hint- Someone having deep understanding of the concepts will have a good idea of great datasets out there.)

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Machine Learning 55 years 3 Answers 650 views Great Grand Master

PayPal Interview Question | Classification Model

Question

You are given a data set based on the cancer detection results. You’ve built a classification model and achieved an accuracy of 95%. Are you satisfied with the performance? If not, suggest a way to improve it.

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Machine Learning 55 years 1 Answer 588 views Great Grand Master

PayPal Interview Question | Overfitting

Question

In the case of machine learning, what is the meaning of “Overfitting”? How will you avoid it?

solved 0

Machine Learning 55 years 1 Answer 712 views Great Grand Master

UrbanClap Interview Question | Model Preference

Question

What will you prefer more for your model- Model Accuracy or Model Performance?

Machine Learning 55 years 0 Answers 547 views Great Grand Master

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