🚀 Julia package for orthogonal polynomial transforms 🏂

A library written in Python to search harmonic patterns automatically.

🚅 Fast orthogonal polynomial transforms 🏄

PSP-UFU (Power Systems Platform of Federal University of Uberlândia) is a cross-platform, multilingual, Free and Open-Source Software with advanced GUI features and CAD tools for electrical power system studies.

NlogN algorithm for least-squares fitting of periodic templates to noisy, non-equispaced time-series data.

An additive synthesiser that generates wavetable from an input sample by using linear regression to find weights of harmonics. Currently being developed in Python (Pyo, PyQt5, wxpython). Working to update this to a web-based sound synth! .

Audio visualization using p5.js that highlights harmonics.

Generate music and sound effects by python and mathematics (digital signal processing)

Sound effect library

vectorscope + oscillators with stereoscopic phase capabilities which produces a myriad of intricate, symmetrical shapes, hypotrochoids, and 2.5D geometries

Matlab code to detect and characterize harmonic tremor in continuous seismic data

3D Global Variable-Size Mascon Development using Iterative Spherical Voronoi Tessellations for User-defined Areas of Interest

Software for Absolute and Relative Motion Orbit Theories with Zonal and Tesseral Gravitational Harmonics

A web app which allows users to play the Harmonic/Subharmonic Series dynamically by changing its fundamental tone in real-time.

Detect chords in sound. Written in Rust.

MATLAB+Fortran routines for interpolation from scattered points on the sphere via spherical harmonics

A teaching tool for beginner musicians; by quantifying timbre, this Android app delivers real time feedback to train one's ear and improve playing technique.

A re-creation of Jim Bumgardner's Whitney Music Box, in Elm!

Sum of Sines in HTML5

ChordLord for Renoise 3