Decision Point Data Scientist Interview Questions and Answers

Basic Leetcode Questions

Q1. Basic NLP Questions
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Q2. What is IF-IDF and why used?
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IF-IDF stands for Inverse Document Frequency - Term Frequency. It is used in information retrieval to measure the importance of a term in a document.
• IF-IDF is a numerical statistic that reflects how important a word is to a document in a collection or corpus.

• It is calculated by multiplying the term frequency (TF) by the inverse document frequency (IDF) of the term.

• IF-IDF helps in identifying the most relevant words in ...read more
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Q3. Word Embedding?
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Q1. API and production level questions
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Q1. General details and get to know questions.
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Q1. Basics of statistics and Machine learning model
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Q1. Machine learning model in detail
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Machine learning model is a type of artificial intelligence that allows computers to learn from data and make predictions or decisions.
• Machine learning models are trained on large datasets to identify patterns and relationships.

• There are different types of machine learning models such as supervised, unsupervised, and reinforcement learning.

• Supervised learning models are trained on labeled data to make predictions on ne...read more
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Q1. Behavioural questiona and bit of machine learning
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