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1D Fast Fourier Transform

Requirements: Java Runtime Environment
Publisher: Daniel L. Gould
Homepage: http://www.cs.brown.edu/exploratories/freeSoftware/repository/edu/brown/cs/exploratories/applets/fft1DApp/1d_fast_fourier_transform_guide.html
Total Downloads From 2009-11-15: 122
Downloads of Last week: 6

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Description

"A powerful tool allowing us to move back and forth between the spatial domains."
EditByBrothersoft: The Fourier Transform is a powerful tool allowing us to move Back and Forth Between the spatial and Frequency domains. Many of our explanations of key aspects of signal processing rely on an understanding of how and why a certain operation is performed in one domain or another. This applet helps students feel comfortable with these explanations, helping to build a strong intuitive grasp of how signals in one domain correspond to signals in the other.

Students can load scanlines from common image patterns and see that ScanLine's Fourier Transform in real-time. For example, they can load the scanline of a standard test image to note how most of the energy is concentrated at low frequencies -- a key to why low-pass filtering doesn't render an image unintelligible. you can free download 1D Fast Fourier Transform now.

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