For a convex loss, stochastic gradient descent is likely to take less iterations to converge than gradient descent?
Director Data Science Interview Questions
453 director data science interview questions shared by candidates
The predictions of a Decision Tree fitted using the L1 loss are taken by the mean of its leaves?
The VC-dimension of a KNN k=1 is larger than that of any linear regression?
In reinforcement learning, an epsion-greedy policy with constant epsilon will have linear regret?
Basic leadership skills, some easy SQL and Python
A description of the past projects and the challenges faced while implementing the projects.
1. How many DS projects worked till date. 2. What is confusion matrix. 3. What is correlation. 4. Have you worked in marketing/sales?
Tell me about a time... Describe in detail your last 3 production deliverables, what the problem was, how you approached it and what you did to solve it.
Case Study, greatest accomplishment, pick a failure
What metrics would you track in a particular A/B test? What metric/s would you optimize for?
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