Change of Basis; Image Compression

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Session Overview

Figure excerpted from 'Introduction to Linear Algebra' by G.S. Strang

Video cameras record data in a poor format for broadcasting video. To transmit video efficiently, linear algebra is used to change the basis. But which basis is best for video compression is an important question that has not been fully answered!

Session Activities

Lecture Video and Summary

Suggested Reading

  • Read Section 7.2 in the 4th edition or Section 8.2 in the 5th edition.

Problem Solving Video

Check Yourself

Problems and Solutions

Work the problems on your own and check your answers when you're done.


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