Functions and scripts for analyzing waveforms, primarily audio. This is currently somewhat disorganized and unfinished.

Chirp instantaneous frequency estimation using stochastic differential equation Gaussian processes

Event-based Estimation of Periodic Phenomena Rate using Correlation in 3D - Kolář, J., Špetlík, R., Matas, J. (2024), In Proceedings of the 17th International Conference on Machine Vision (ICMV 2024)

MATLAB code for the Robust RELAX-Based ENF Estimation (SETN 2024)

MATLAB code for the Robust LAD-LRT ENF Estimation (IEEE Access 2024)

Event-based Estimation of Periodic Phenomena Properties - Kolář, J., Špetlík, R., Matas, J. (2024), In Proceedings of the 27th Computer Vision Winter Workshop, 2024

vector and ensemble signal analysis w/ subspace methods such as Esprit and RootMusic

Signal space decomposition in MATLAB (MUSIC, Pisarenko, EV, Minimum Norm)

Fast superresolution frequency detection using MUSIC algorithm

Fundamental Frequency Estimation Using The Probabilistic YIN (pYIN) Algorithm.

Multiple Frequency Estimation Under Local Differential Privacy in Python

A frequency tracker based on a Kalman filter update of a single parameter adaptive notch filter

C++ and MATLAB code for fast and accurate fundamental frequency estimation

Digital signal analysis library for python. The library includes such methods of the signal analysis, signal processing and signal parameter estimation as ARMA-based techniques; subspace-based techniques; matrix-pencil-based methods; singular-spectrum analysis (SSA); dynamic-mode decomposition (DMD); empirical mode decomposition; variational mod…

This Script is able to extract Frequency of the voice detected in an audio file (preferred in ".wav" filetype)

MCU based frequency counter disciplined by GPS atomic clock

Repository of line spectra estimators used in the published article "Real-time sinusoidal parameter estimation for damage growth monitoring during ultrasonic very high cycle fatigue tests".

This repository provides streaming algorithms that can be used for monitoring large-scale data streams.

Code, Pre-trained Models and some materials accompanying "Data-driven Estimation of Sinusoid Frequencies"

Interval estimation of population allele frequency based on quantitative PCR double-Delta Cq measures from bulk samples