NX Block Trades Pvt. Ltd. Data Scientist Interview Questions and Answers

Q1. What is Reinforcement Learning ? How did you use it in creating Automated Trading Systems ?
Ans. 
Reinforcement Learning is a type of machine learning where an agent learns to make decisions by interacting with an environment.
• Reinforcement Learning involves an agent learning to take actions in an environment to maximize some notion of cumulative reward.

• It uses a trial and error approach, where the agent learns from the consequences of its actions.

• In Automated Trading Systems, Reinforcement Learning can be used to o...read more
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Sentiment Analysis of News

Q1. What are RNNs ? How does a LSTM work ?
Ans. 
RNNs are a type of neural network designed for sequence data. LSTM is a type of RNN that can learn long-term dependencies.
• RNNs are designed to work with sequential data, such as time series or text data.

• LSTM (Long Short-Term Memory) is a type of RNN that addresses the vanishing gradient problem by introducing a memory cell.

• LSTM has three gates - input gate, forget gate, and output gate - that control the flow of inform...read more
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