The three data structure questions are: 1. the difference between linked list and array; 2. the difference between stack and queue; 3. describe hash table.
Perguntas de entrevista de Data Scientist Machine Learning
86 Perguntas de entrevista compartilhadas pelos candidatos | data scientist machine learning
Fix a piece of sh*t code that just request data and save it to MySql. Super easy and easy to fix so I don't know what is the point of the interview. Totally a sh*t experience.
Vous recherchez exactement quoi aujourd’hui ?
Write a social network that runs in memory. There should be four functions. makePost(userID, postID) follow(followerID, followedID) unfollow(followerID, followedID) showFeed(userID) The show feed function should show the posts made by the user, the posts made by the people the user followed and they should be in chronological order.
Given a list of side lengths, how many triangles can you form with 3 sides in the list?
leetcode hard coding problem
Recursion
If the training error and the testing error are both high, as the number of data points increase, what measures will you take to fix the model?
What are my experiences and how can i add value to the company.
I was given a data set of different delivery information with actual delivery time reported. I need to choose whatever algo i want to train a model to predict delivery time
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