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Coding
4 years ago
How do you design a function to perform specific transformations on a pandas dataframe?
Machine Learning Engineer

Ally

Snowflake

StubHub

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4 years ago
ML Knowledge
4 years ago
What do you consider the most effective approach to detecting anomalies in a large database?
Machine Learning Engineer

Ally

Microsoft Logo

Microsoft

Qualcomm Logo

Qualcomm

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4 years ago
Coding
4 years ago
How would you go about writing a function that can find words in a list that are anagrams of another word in that same list?
Machine Learning Engineer

Ally

Novartis Logo

Novartis

SeatGeek Logo

SeatGeek

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4 years ago
ML Knowledge
4 years ago
In what ways do the K-means algorithm and the Expectation-Maximization (EM) algorithm differ?
Machine Learning Engineer

Ally

ZocDoc Logo

ZocDoc

Audible Logo

Audible

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4 years ago
ML Knowledge
4 years ago
Could you explain the relevance of the ROC curve in machine learning?
Machine Learning Engineer

Ally

Amazon Web Services Logo

Amazon Web Services

Tableau Logo

Tableau

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4 years ago
ML Knowledge
4 years ago
Are you well-versed in XGBoosting and the various hyperparameters that can be fine-tuned for optimal performance?
Machine Learning Engineer

Ally

New Relic Logo

New Relic

GitHub Logo

GitHub

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4 years ago
ML Knowledge
4 years ago
What do you know about cross-validation, and how might it be utilized in the field of machine learning?
Machine Learning Engineer

Ally

Meetup Logo

Meetup

AppDynamics Logo

AppDynamics

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4 years ago
Coding
4 years ago
How would you write a function that wraps text into lines of a certain length, breaking only at spaces?
Machine Learning Engineer

Ally

Wayfair Logo

Wayfair

Meta Logo

Meta

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4 years ago
ML Knowledge
4 years ago
What is your typical approach for handling binary classification datasets when one category has significantly more instances than the other?
Machine Learning Engineer

Ally

Pluralsight Logo

Pluralsight

Evernote Logo

Evernote

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4 years ago
ML CaseML Knowledge
4 years ago
Can you explain the optimization techniques you have experience with?
Machine Learning Engineer

Ally

Blend Logo

Blend

Udemy Logo

Udemy

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4 years ago

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*All interview questions are submitted by recent Ally Machine Learning Engineer candidates, labelled and categorized by Prepfully, and then published after being verified by Machine Learning Engineers at Ally.

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