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Concept

Fast Fourier transform

Related lectures (31)

The fast Fourier transform

Explores the history and efficiency of the fast Fourier transform algorithm, demonstrating its practical applications and computational advantages.

Numerical Methods: Boundary Value Problems

Covers numerical methods for solving boundary value problems using Crank-Nicolson and FFT.

Neurophysiological Data Analysis

Explores neurophysiological data analysis, covering AP identification, firing rates, subthreshold activity, FFT spectral analysis, and event-triggered analysis using MATLAB.

Numerical Methods: Boundary Value Problems

Covers numerical methods for solving boundary value problems, including applications with the Fast Fourier transform (FFT) and de-noising data.

Signal Representations

Covers matrix operations, Fourier transformations, Gaussian models, and signal representations using algebraic methods.

Reciprocal lattice: Shape effects MOOC: Transmission Electron Microscopy for Materials Sciences

Explains how sample geometry affects the size and shape of reciprocal lattice nodes in multiple beam scattering.

Numerical Methods for Boundary Value Problems

Covers numerical methods for solving boundary value problems using finite difference, FFT, and finite element methods.

Fast Fourier Transform: Polynomial Multiplication

Explains the Fast Fourier Transform algorithm for polynomial multiplication efficiency.

Signal Analysis and Filter Design

Explores signal analysis, FFT, filters, and power spectral density in signal processing.

DSP and Signal Processing Calculations

Explores optimizing real-time signal calculations using DSP extensions in ARM processors.

Fourier Analysis: Fourier Series and Transform

Explores Fourier series, DFT, FFT, and their applications in signal processing and spectroscopy.

Zero padding

Explores how zero padding in DFT computation provides an illusion of richer spectral characteristics, but in reality, it does not add any new information.

Fourier Filtering MOOC: Image Processing and Analysis for Life Scientists

Explores Fourier filtering principles, applications in image processing, and efficient FFT implementation.

Fourier Series and Analysis

Covers Fourier series, analysis, the heat equation, Gibbs phenomenon, and Fourier transform properties.

Fourier transforms: Light-matter interaction Log in to Mediaspace to watch this video

Explores Fourier and Laplace transforms in materials science, focusing on light-matter interaction, diffraction patterns, and crystal properties.

Quantum and Nanocomputing Log in to Mediaspace to watch this video

Explores quantum and nanocomputing fundamentals, including LTspice simulation and FFT analysis.

Discrete Fourier Transform and FFTW Log in to Mediaspace to watch this video

Explores Fourier series, Discrete Fourier Transform, FFTW library, and solving differential equations using FFT algorithms.

Fourier Series and Transforms: Introduction and Properties Log in to Mediaspace to watch this video

Covers Fourier series, Fourier transforms, and convolution properties, including linearity and commutativity.

Properties of Time-Frequency Domain Signals Log in to Mediaspace to watch this video

Covers the main properties of time-frequency domain signals and their limitations.

Fast Fourier Transform Log in to Mediaspace to watch this video

Explains the Fast Fourier Transform, a fast algorithm for calculating the Discrete Fourier Transform.