Podcast
Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App
Questions and Answers
What is the main focus of sentiment analysis or opinion mining?
What is the main focus of sentiment analysis or opinion mining?
- Identifying factual information in textual data
- Classifying data into different categories based on attributes
- Analyzing the structure and grammar of sentences
- Understanding the emotions and opinions expressed in text (correct)
How has the Web influenced the need for opinion mining?
How has the Web influenced the need for opinion mining?
- By providing a platform for computational study of opinions (correct)
- By creating a huge volume of factual information to analyze
- By allowing individuals to express opinions only through user-generated media
- By enabling businesses to conduct surveys and focus groups online
Why are opinions considered important in the context of decision-making?
Why are opinions considered important in the context of decision-making?
- Because opinions from friends and family have a significant impact on decisions
- Because understanding others' opinions is crucial when making decisions (correct)
- Because they allow individuals to express their emotions freely
- Because businesses can conduct surveys and focus groups to gather opinions
What type of opinion is the following: 'This camera has better picture quality than that camera'?
What type of opinion is the following: 'This camera has better picture quality than that camera'?
Signup and view all the answers
Which sentiment classification technique is mentioned in the text?
Which sentiment classification technique is mentioned in the text?
Signup and view all the answers
What problem does 'tl' represent in the context of sentiment analysis?
What problem does 'tl' represent in the context of sentiment analysis?
Signup and view all the answers
What does the term 'target object' refer to in the context of opinions?
What does the term 'target object' refer to in the context of opinions?
Signup and view all the answers
According to Liu, what is the sentiment value of an opinion?
According to Liu, what is the sentiment value of an opinion?
Signup and view all the answers
In the given text, what does 'feature' represent?
In the given text, what does 'feature' represent?
Signup and view all the answers
How does the text define an opinion?
How does the text define an opinion?
Signup and view all the answers
Flashcards are hidden until you start studying
