Lesson 10 Lossy Compression
Presentation
•
Other
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9th Grade
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Practice Problem
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Easy
Kevvin Hankins
Used 2+ times
FREE Resource
4 Slides • 4 Questions
1
Lossy Compression
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Standard: DAT-1
The way that the computer represents data is different from the way that the data are interpreted and displayed for the user. Programs are used to translate data into a representation that is more easily understood by people.
3
Learning Objectives
Students will be able to examine the effects of lossy compression on text & images.
Students will be able to decide whether to use lossy or lossless compression based on the needs of a situation.
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Open Ended
What do you notice about the quality of the image when you compress it?
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Open Ended
What do you notice about the compressed file size?
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Multiple Choice
Which one do you lose data with?
Lossy
Lossless
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Reflection
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Open Ended
You’ve been given a new cell phone with a 2 gigabyte data plan. You plan to use your phone for text messages, images, video, and music. Which of these categories are best compressed using lossless compression? Which of these categories are best compressed using lossy compression? Why?
Lossy Compression
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