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ML Knowledge

7 months ago

In the context of neural networks, does the issue of vanishing gradients occur closer to the start of the network or towards the end?

Data Scientist

Amazon Web Services

Skyscanner

Zomato

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7 months ago

ML Knowledge

7 months ago

Please describe what techniques you would use to determine the accuracy and effectiveness of a clustering model while working with pre-existing labels.

Data Scientist

Amazon Web Services

Oracle

Samsung

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7 months ago

Coding

7 months ago

Determine the sum of the maximum sum path that passes through the root of a given tree.

Data Scientist

Amazon Web Services

Yext

BetterUp

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7 months ago

Analytics Case

8 months ago

What factors do you consider when trying to gauge the quantity of fake news circulating on Facebook and the level of impact it has?

Data Scientist

Amazon Web Services

SwiftKey

Dropbox

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8 months ago

Coding

8 months ago

How can you determine the shortest subarray that meets or exceeds a target sum from a given integer array, using a greedy algorithm?

Data ScientistMachine Learning Engineer

Amazon Web Services

Intel

GoDaddy

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8 months ago

ML Knowledge

10 months ago

Could you explain the concept of an attention model?

Data Scientist

Amazon Web Services

Glovo

American Express

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10 months ago

Statistics

10 months ago

In your opinion, what are the telltale signs of an imbalanced coin?

Data Scientist

Amazon Web Services

BuzzFeed

Mastercard

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10 months ago

ML Knowledge

a year ago

Explain the importance of feature selection in machine learning.

Data Scientist

Amazon Web Services

IBM

Cloudera

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a year ago

ML Knowledge

a year ago

Please distinguish the synopses of Logistic Regression and SVM.

Data Scientist

Amazon Web Services

Avito

Hitachi

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a year ago

Coding

a year ago

Can you explain to me how you would calculate the fewest steps a knight needs to move from position A to position B on an infinite chessboard?

Data Scientist

Amazon Web Services

Fiverr

MongoDB

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a year ago

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^*All interview questions are submitted by recent Amazon Web Services Data Scientist candidates, labelled and categorized by Prepfully, and then published after being verified by Data Scientists at Amazon Web Services.

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