DSP algorithms for chord detection + key estimation
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Jul 14, 2023 - Python
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chromagram
Here are 14 public repositories matching this topic...
A Python toolbox with reference implementations for efficient, robust, and accurate music synchronization based on dynamic time warping (DTW)
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May 28, 2026 - Python
Zafar's Audio Functions in Python for audio signal analysis: STFT, inverse STFT, mel filterbank, mel spectrogram, MFCC, CQT kernel, CQT spectrogram, CQT chromagram, DCT, DST, MDCT, inverse MDCT.
python stft mfcc audio-signal-processing discrete-cosine-transform dct dst chromagram mdct cqt-kernel cqt-spectrogram discrete-sine-transform constant-q-transform mel-spectrogram short-time-fourier-transform mel-frequency-cepstral-coefficients mel-filterbank inverse-stft inverse-mdct modified-discrete-cosine-transform
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Aug 8, 2025 - Jupyter Notebook
Zafar's Audio Functions in Matlab for audio signal analysis: STFT, inverse STFT, mel filterbank, mel spectrogram, MFCC, CQT kernel, CQT spectrogram, CQT chromagram, DCT, DST, MDCT, inverse MDCT.
matlab stft mfcc audio-signal-processing discrete-cosine-transform dct dst istft chromagram mdct imdct cqt-kernel cqt-spectrogram discrete-sine-transform constant-q-transform mel-spectrogram short-time-fourier-transform mel-frequency-cepstral-coefficients mel-filterbank modified-discrete-cosine-transform
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Feb 16, 2024 - Jupyter Notebook
A Typescript port of Adam Stark's C++ implementation of the chord recognition algorithm described in the paper : Real-Time Chord Recognition For Live Performance, A. M. Stark and M. D. Plumbley.
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May 9, 2021 - TypeScript
Java automatic chord recognition with neural network and digital signal processing.
music java machine-learning deep-learning neural-network tensorflow signal-processing stft audio-processing keras-tensorflow tarsosdsp chromagram chord-recognition tarsos java-api-tensorflow
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Aug 28, 2022 - Java
Zafar's Audio Functions in Julia for audio signal analysis: STFT, inverse STFT, CQT kernel, CQT spectrogram, CQT chromagram, MFCC, DCT, DST, MDCT, inverse MDCT.
julia stft mfcc audio-signal-processing discrete-cosine-transform dct dst chromagram mdct cqt-kernel cqt-spectrogram discrete-sine-transform constant-q-transform mel-spectrogram short-time-fourier-transform mel-frequency-cepstral-coefficients mel-filterbank inverse-stft inverse-mdct modified-discrete-cosine-transform
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Feb 16, 2024 - Jupyter Notebook
This file can recognize chords or pitch by getting audio. A Tkinter UI window is created for easy use.
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Mar 19, 2023 - Python
A Rust port of the real-time chord recognition algorithm described in Adam Stark's PhD thesis. This library provides functionality for chromagram estimation and chord detection from audio input.
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Jul 25, 2025 - Rust
Using MCMC to estimate notes in audio, and comparing to human estimation of chords
music keyboard flask mit synthesizer piano cognitive-science mcmc spectral-analysis markov-chain-monte-carlo metropolis-hastings chromagram mit-6-804 perfect-pitch
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Dec 17, 2018 - Python
Open-source Repository for PyMAiVAR software suit.
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Jun 20, 2023 - Python
Python scripts that plot amplitude, spectrograms and chromagrams for a given mono wav audio file
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May 13, 2022 - Python
Chromagram-based chord analysis, classification and resynthesis from short WAV recordings
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Aug 8, 2026 - Python
Browser-based music scale detector — key detection, chromagram, YouTube download & pitch shifting
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Aug 29, 2026 - HTML
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