spectral-analysis

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

Digital Signal Processing - Theory and Computational Examples

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): a Python package to analyze polysomnographic sleep recordings.

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

Acycle: Time-series analysis software for research and education

The Multi-Mission Maximum Likelihood framework (3ML)

Realtime graphical spectrum analyzer

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

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

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

PeakUtils mirror from bitbucket.

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

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

Code of "Analyzing the Expressive Power of Graph Neural Networks in a Spectral Perspective" paper published in ICLR2021

Useful tools for periodicity analysis in time series data.

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.

🎵 Audio file analysis

Real-time speech enhancement based on spectral subtraction

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

📶 Python Scripts for the basics of Digital Signal Processing (DSP). Updating on a regular basis.

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

A package for plotting and manipulating 1D spectra

A python package for spectral deconvolution of UV-Vis waveforms

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

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