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

Weighted Wavelet Z-Transform Code for Python

Compute Lomb-Scargle periodogram, suitable for unevenly sampled data. It supports multi-threading

A fast Lomb-Scargle periodogram. It's nifty, and uses a NUFFT!

Python library for fast time-series analysis on CUDA GPUs

Least-squares (sparse) spectral estimation and (sparse) LPV spectral decomposition.

Musical key detection library & Bachelor thesis on key detection

Non-parametric Lomb Scargle

This is a toolbox written in Mathematica, providing basic tools to analyse light curve data from surveys.

An implementation of the Bayesian Generalized Lomb Scargle periodogram as described by Mortier et al. 2015

Lomb Scargle Periodogram of Solar neutrino fluxes observed by Super-K: https://arxiv.org/abs/2402.11258