Text Analytics Service

The video tutorial provides an overview of the text analytics service, highlighting its key features such as language detection, key phrase extraction, named entity recognition, and sentiment analysis. It explains how these features work, including examples and confidence scoring. The tutorial also includes a practical demonstration using notebooks and concludes with a review and questions to reinforce understanding.

Which feature of the text analytics service helps in identifying the main topics in a text?

• Named Entity Recognition

• Sentiment Analysis

• Key Phrase Extraction

• Language Detection

What does a language detection score close to 1 indicate?

• The text contains multiple languages

• The language is ambiguous

• The service is unsure about the language

• The service is confident about the identified language

What type of information does named entity recognition provide?

• Sentiment of the text

• Language of the text

• Main topics of the text

• Entities and their types

How does sentiment analysis score indicate a positive sentiment?

• Score is negative

• Score closer to 0

• Score closer to 1

• Score exactly 0.5

What is the first step in using the text analytics service in a notebook?

• Analyzing text for key phrases

• Submitting the text for analysis

• Authenticating to the service

• Installing the text analytics package

Which feature would you use to find out if a text is written in multiple languages?

• Named Entity Recognition

• Language Detection

• Sentiment Analysis

• Key Phrase Extraction

What does a sentiment analysis score of 0.99 indicate?

• The text is negative

• The text is neutral

• The text is positive

• The text is ambiguous

When might the language detection feature return 'N/A'?

• When the language is ambiguous

• When the text is too short

• When the text is too long

• When the text is in English

Can the text analytics API be used with C#?

• No, it only supports Python

• No, it only supports Java

• Yes, but only with JavaScript

• Yes, it supports multiple languages including C#

Is it possible to use text analytics service with PowerApps?

• No, it is not supported

• Yes, but only with a custom connector

• Yes, using a text analytics connector

• No, it only works with standalone applications