2-Data.pdf - Data Introduction to Computational Thinking and Data Science Lecture 2 Yolanda Gil [email protected] Todays Topics 1 What is Data 2 Accessible

2-Data.pdf - Data Introduction to Computational Thinking...

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Data Introduction to Computational Thinking and Data Science Lecture 2 Yolanda Gil [email protected]
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Today’s Topics 1. What is “Data” 2. Accessible Data 3. Types of Data 4. Common Data Terms 5. A Practical Example: Collecting Field Data in Geosciences 2
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1. What is Data 3
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What is Data u Data is information that is processable by computer: u The information to be processed is in digital form u A program can read and analyze the information 4
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Is This Data? 5
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Is This Data? 6
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Is This Data? 7
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Is This Data? 8
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2. Accessible Data 9
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Accessible Data u Data is accessible to you if: u You have the rights to access to the data u You know the procedure to obtain or use the data u Option 1: Locally u Option 2: Remotely 10
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Manually Accessible Data 11
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A Program Can Access Lots of Data Directly through an “ API u An API (Application Programming Interface) is a document that specifies what queries are possible and their format, and the format of the responses API Your application Their data server Give me xyz data Here is that data 13
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Accessibility of Medical Data 14
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Accessibility of Social Media Data 15
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Licenses for Data () 16
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3. Types of Data 17
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Many Types of Data u Tabular data u Time series data u Networked data u Geospatial data u Text data u Multimedia data 18
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Tabular Data Course ID Faculty Name Semester Offered Open 549 A. Gold Fall 2015 Yes 533 D. Garcia Fall 2017 Open 556 P. Peters Spring 2015 Y 521 J. Smith Spring 2015 Open 19 IMPORTANT : Not a PDF or image, the individual cells must be accessible (eg you can load the table on a spreadsheet)
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