Digital Signal Processing - Theory and Computational Examples

Realtime audio analysis in Python, using PyAudio and Numpy to extract and visualize FFT features from streaming audio.

A C++ Library for Audio Analysis

SHTOOLS - Spherical Harmonic Tools

A Python module for continuous wavelet spectral analysis. It includes a collection of routines for wavelet transform and statistical analysis via FFT algorithm. In addition, the module also includes cross-wavelet transforms, wavelet coherence tests and sample scripts.

YASA (Yet Another Spindle Algorithm) : fast and robust detection of spindles, slow-waves, and REMs from sleep EEG recordings.

System Identification toolbox for LTI systems, compatible with ControlSystems.jl

The Multi-Mission Maximum Likelihood framework (3ML)

Acycle: Time-series analysis software for research and education

Measure the distance between two spectra/signals using optimal transport and related metrics

PeakUtils mirror from bitbucket.

Codes for "Bridging the Gap Between Spectral and Spatial Domains in Graph Neural Networks" paper

Set of *nix utilities for experimentation and learning about spectral analysis of images

Realtime graphical spectrum analyzer

The Galaxy Cluster ‘Pypeline’ for X-ray Temperature Maps

Implementation of Joint Spectral Correspondence for matching the images with disparate appearance arising from factors like dramatic illumination (day vs. night), age (historic vs. new) and rendering style differences.

Real-time speech enhancement based on spectral subtraction

A peak-fitting tool based on MATLAB for spectroscopic data analysis.

A fourier-based audio-synthesiser wrote in MATLAB, whilst at Cardiff University (achieved highest mark in class).

The main goal of StDoG is to provide a package which can be used to study dynamical and structural properties (like spectra) on graphs with a large number of vertices.

Web Audio high quality real-time spectogram from biquad bandpass filters

VoiceGym - a voice visualization app for android

A python package for spectral deconcolution of UV-Vis waveforms

This is a sample implementation of "Arbitrary-Order Proximity Preserved Network Embedding"(KDD 2018).

A spectral analysis and feature extraction library similar to Sound Analysis Pro

Audio file analysis

CLAM: C++ Library for Audio and Music (unofficial mirror)

A python package for estimating wavenumber spectral density, flux, and coherence of two-dimensional oceanic fields.

Various algorithms for spectral estimation. Based on the book "Modern Spectral Estimation - Theory & Application", Steven M. Kay.