An Intro to Text Analytics on Big Data with a use case
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#TOSMAC Toronto SMAC Meetup – Welcome! An Intro to Text Analytics on Big Data with a use case
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Introduction on how to perform text analytics using input from twitter and the "Emmys" as use case example.
Transcript of An Intro to Text Analytics on Big Data with a use case
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Toronto SMAC Meetup – Welcome!An Intro to Text Analytics on Big Data with a use case
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Toronto SMAC Team
| © 2014 IBM Corporation2
Lucas Silva Felipe MosquettaMarcos de Mello
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Twitters numbersAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 3
As you know:
-500 million Tweets are sent per day.
-Twitter supports 35+ languages.
-255 million monthly active users.
Huge amount of data!
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An Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 4
Overview
Section1 Section2 Section3 Section4 Section5
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Section1 Section2 Section3 Section4 Section5
An Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 5
Overview
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Section1 Section2 Section3 Section4 Section5
An Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 6
Overview
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Let’s get started!
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Input dataAn Intro to Text Analytics on Big Data with a use case
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An Intro to Text Analytics on Big Data with a use case
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Section2
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Demo
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Section1 Section2 Section3 Section4 Section5
An Intro to Text Analytics on Big Data with a use case
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Next section
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Section1 Section2 Section3 Section4 Section5
An Intro to Text Analytics on Big Data with a use case
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Next sectionExtractor: used to extract
structured information from unstructured and
semi-structured data.
AQL: Annotation Query Language. Rule language
with familiar SQL-like syntax.
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Section1 Section2 Section3 Section4 Section5
An Intro to Text Analytics on Big Data with a use case
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Next section
Profiler:troubleshooting performance
problems.
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 14
Types of extraction specifications:
- Dictionaries
- Regular expressions
- Part of speech
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 16
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An Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 17
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 18
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 19
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 20
Types of extraction specifications:
- Dictionaries
-Regular expressions
- Part of speech numbers:7.54
13
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Demo
| © 2014 IBM Corporation 21
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 22
Types of extraction specifications:
- Dictionaries
- Regular expressions
- Part of speech
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Main conceptsAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 23
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An Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 24
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An Intro to Text Analytics on Big Data with a use case
AQL Guidelines
Basic feature AQL statements- Develop the core building blocks of the extractor.
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An Intro to Text Analytics on Big Data with a use case
AQL Guidelines
Candidate generation AQL statements- Combine basic features AQL statements.
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An Intro to Text Analytics on Big Data with a use case
Candidate generation AQL statements
$7.5 million$4 thousand
$ 7.5 million
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An Intro to Text Analytics on Big Data with a use case
Candidate generation AQL statements
$7.5 million$4 thousand
$ 7.5 million
$7.5 million
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An Intro to Text Analytics on Big Data with a use case
AQL Guidelines
Filter and consolidate AQL statements- Refine results- Remove invalid annotations- Resolve overlap between annotations.
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Demo
| © 2014 IBM Corporation 30
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An Intro to Text Analytics on Big Data with a use case
Conclusion
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Check pointAn Intro to Text Analytics on Big Data with a use case
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What we have doneAn Intro to Text Analytics on Big Data with a use case
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Section1 Section2 Section3
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What are we going to do?An Intro to Text Analytics on Big Data with a use case
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Section4 Section5
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Demo
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Also using RAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 36
1.75 0.32
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What are we going to do?An Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 37
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Demo
| © 2014 IBM Corporation 38
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So what?An Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 39
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CompaniesAn Intro to Text Analytics on Big Data with a use case
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Exporting to youAn Intro to Text Analytics on Big Data with a use case
| © 2014 IBM Corporation 41
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Thank you!Let's network!
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