Five multiple choice questions

User Generated

lnffrezf

Business Finance

Description

Hello....


Please answer the five multiple choice questions in the attachment below .....


Thank you..

Unformatted Attachment Preview

Question 1 In the “bag of words” representation Grammar and phrasing are important considerations No pre-processing of the text is necessary Stemming and normalization are important All stop words are typically included Question 2 Most stop words will have an inverse document frequency (IDF) near one. True False Question 3 All of the following are true about Named Entity Extraction EXCEPT It may need to be hand-coded using domain knowledge It may be used to identify relevant phrases in a document such as "Boston Red Sox" It is based on segmenting text on whitespace and punctuation It may involve normalization Question 4 In a Term-Document Matrix Cell entries can be 0-1 indicators or frequency counts Each document becomes a feature vector The data can be analyzed by data mining methods we have already learned about (e.g., classification, cluste etc.) All of the above Question 5 All of the following are true about n-gram sequences EXCEPT n-grams acknowledge that word order is sometimes important in gathering knowledge from a text docume n-grams can greatly increase the number of features/variables associated with a document bi-grams are created for a document by pairing each word with every other word in the document n-gram phrases may be significant, even if their component words are not
Purchase answer to see full attachment
User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

Attached.

OUTLINE
INTRODUCTION
BODY
CONCLUSION
REFERENCE


Five Multiple Questions
Student Name:
Institutional Affiliation:
Instructor:
Date:

Question 1
In the “bag of words” representation
Grammar and phrasing are important considerations
No pre-processing of the text is necessary
Ste...


Anonymous
I was having a hard time with this subject, and this was a great help.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Similar Content

Related Tags