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Why do we use the Fourier Transform?
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Classroom Contents
Demystifying the Fourier Transform - Concise and Informative Shorts
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- 1 Why do we use the Fourier Transform?
- 2 Who was Fourier?
- 3 What is a transform
- 4 What is the difference between the Fourier Series and Fourier Transform?
- 5 What is the Inverse Fourier Transform?
- 6 What are Radians?
- 7 Properties of a Sine Wave
- 8 Using the Maclaurin Series to calculate Sines and Cosines
- 9 Where do Imaginary Numbers come from?
- 10 What is a Complex Number
- 11 What is a Complex Exponential?
- 12 What does a windowing function do?
- 13 The Short Time Fourier Transform
- 14 How to increase the frequency resolution of the FFT
- 15 What is Convolution
- 16 Why the DFT is necessary
- 17 What is negative Frequency?
- 18 What is the Inner Butterfly in the FFT
- 19 Unraveling the Secrets of Twiddle Factors in the FFT
- 20 Calculating Twiddle Factors in the FFT
- 21 Wave Composition and Transformation
