Sobes.tech

Machine Learning / AI

How does stochastic gradient descent differ from the classical one?

Middle+
166

Why is it necessary to use the LEAD function to find future values by id in SQL?

Middle
166

On what basis should tables be joined in SQL?

Middle
164

How do you use search queries and user history to generate results in cold start?

Middle
164

Why does bagging work with trees, like in a random forest?

Middle
164

How to implement date sorting with millisecond precision in SQL?

Middle
164

How to use product categories to form relevant recommendations?

163

What error threshold should be used to stop training?

Middle — Senior
163

What is containerization and why is it needed?

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163

How is resource allocation implemented in Docker?

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162

Why is an analytical formula not used when solving a linear regression problem?

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161

How does memory-bound differ from compute-bound operations?

160

How to choose the threshold for auto-rejection and the threshold for manual moderation in the ad moderation task?

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160

What are bias and variance, and what is reduced in a random forest?

Middle
160

How does Random Forest work?

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160

How do hash join and merge join work?

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159

How do you split data for cross-validation?

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159

Tell us about Early Stopping: how does it work? Can it be applied in classical ML?

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158

How is the proximity between word embeddings measured?

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157
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