NLP Lecture 2: NLP Pipeline and Tools Quiz
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Questions and Answers

What is the purpose of tokenization in natural language processing?

  • Dividing the context into a set of sentences
  • Determining the lexical category of the word based on its meaning in the context
  • Splitting the sentence into a set of tokens/words based on spaces (correct)
  • Identifying the syntactic structure of the text

What is a challenge in tokenization in natural language processing?

  • Dividing the context into a set of sentences
  • Lack of spaces between words in languages like Japanese and Chinese (correct)
  • Finding the maximum length of letters to form an understood meaning
  • Identifying the syntactic structure of the text

What is the purpose of sentence segmentation in natural language processing?

  • Dividing the context into a set of sentences using ML algorithms (correct)
  • Determining the lexical category of the word based on its meaning in the context
  • Dividing the sentence into a set of tokens/words based on spaces
  • Identifying the syntactic structure of the text

What does POS tagging aim to determine in natural language processing?

<p>Lexical category of the word based on its meaning in the context (C)</p> Signup and view all the answers

Which step of the traditional NLP pipeline involves identifying Named Entities within the text?

<p>NER (Named Entity Recognition) (D)</p> Signup and view all the answers

What is one of the purposes of using ML algorithms for sentence segmentation?

<p>Finding End Of Statements (EOS) (C)</p> Signup and view all the answers

What is the main focus of POS tagging?

<p>Identifying and categorizing parts of speech in a sentence (A)</p> Signup and view all the answers

Which type of word reduction removes all affixes to reduce the word to its stem?

<p>Stemming (B)</p> Signup and view all the answers

What is the purpose of Name Entity Recognition (NER)?

<p>Identifying and classifying important names in text (A)</p> Signup and view all the answers

What is the role of Lemmatization in word processing?

<p>Reducing words to their roots by removing all affixes (C)</p> Signup and view all the answers

What technique aids in word disambiguation by reducing words to their roots?

<p>Stemming (A)</p> Signup and view all the answers

Which factor is considered in POS tagging for word disambiguation?

<p>Knowledge of neighboring words in the context (D)</p> Signup and view all the answers

Which technology is NOT supported by Spacy for word processing?

<p>Stemming (D)</p> Signup and view all the answers

What is the percentage accuracy limit of current models for POS tagging?

<p>~97% (B)</p> Signup and view all the answers

Which part of speech is NOT classified under Closed POS Classes?

<p>Proper Noun (D)</p> Signup and view all the answers

What is the focus of Closed vs. Open POS Classes?

<p>Classifying different types of nouns and adjectives (C)</p> Signup and view all the answers

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