What is lstm How random forest works
Data Science Specialist Interview Questions
40,371 data science specialist interview questions shared by candidates
Where does Deep Learning offer advantage compared to SVMs? Is the cost function of a DNN model convex? What about for SVM? Tell me about how you have implemented a research paper (mentioned in my resume) Basic questions about linear and logistic regressions - about their assumptions, advantages etc Overall, the questions weren't too deep.
"Which M-L algorithm does not require dealing with missing value?"
what is min of Sigma_i( |x_i -x|)
A frog stands at the origin. Each minute it jumps 1 unit to either sides (right or left) with equal probability. What is the probability it reaches -1 before it reaches +100
1. What's the relationship between PCA and k-means clustering? 2. What are the requirements for a matrix to represent a kernel? What happens if we run SVM using a 'kernel' that does not satisfy these requirements? 3. Problems using Python lists and dictionaries 4. SQL joins, aggregates (count, sum, avg), and cases 5. If you were given a dataset with [X] features (may be numerical, categorial, etc.) and you want to build a model (to determine fraudulent transactions, say), how would you determine which features are best to use in the model?
Statistics: X, Y ~ N(0, 1), What is P(X+Y>=0.5).
-She asked me to take her through my projects -Asked about my coding experience in different languages. -Asked if I had any experience with a cloud database system like AWS.
Asked about the projects I worked on and asked me to solve some whiteboard problems
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