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October 24, 2017 07:58
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| { | |
| "cells": [ | |
| { | |
| "cell_type": "markdown", | |
| "metadata": {}, | |
| "source": [ | |
| "# Alignment-based pitch correction\n", | |
| "### This is the demo page of aligning the following source-target pair:\n", | |
| "1. Source: monophonic amateur singing\n", | |
| "2. Target: polyphonic good or professional singing\n", | |
| "\n", | |
| "### To generalize the scenario, the PCA-reduced raw feature STFT is used for alingment\n", | |
| "##### Fore more information, refer to the accompanying paper: Expressive Singing Voice Correction Using Canonical Time Warping" | |
| ] | |
| }, | |
| { | |
| "cell_type": "code", | |
| "execution_count": 1, | |
| "metadata": {}, | |
| "outputs": [], | |
| "source": [ | |
| "import librosa\n", | |
| "from IPython.display import display, Audio" | |
| ] | |
| }, | |
| { | |
| "cell_type": "code", | |
| "execution_count": 2, | |
| "metadata": { | |
| "collapsed": true | |
| }, | |
| "outputs": [], | |
| "source": [ | |
| "SR = 16000\n", | |
| "x1 = librosa.load('/Users/yjluo/Desktop/subjectivetest_2/demo_mp_stft/gentle_source.wav', sr=16000)[0]\n", | |
| "y1 = librosa.load('/Users/yjluo/Desktop/subjectivetest_2/demo_mp_stft/gentle_target.wav', sr=16000)[0]\n", | |
| "x1_re_ctw = librosa.load('/Users/yjluo/Desktop/subjectivetest_2/demo_mp_stft/gentle_mp_pcastft_ctw.wav', sr=16000)[0] \n", | |
| "x1_re_dtw = librosa.load('/Users/yjluo/Desktop/subjectivetest_2/demo_mp_stft/gentle_mp_pcastft_dtw.wav', sr=16000)[0] " | |
| ] | |
| }, | |
| { | |
| "cell_type": "markdown", | |
| "metadata": {}, | |
| "source": [ | |
| "# Song #1" | |
| ] | |
| }, | |
| { | |
| "cell_type": "code", | |
| "execution_count": 3, | |
| "metadata": {}, | |
| "outputs": [ | |
| { | |
| "name": "stdout", | |
| "output_type": "stream", | |
| "text": [ | |
| "Source\n" | |
| ] | |
| }, | |
| { | |
| "data": { | |
| "text/html": [ | |
| "\n", | |
| " <audio controls=\"controls\" >\n", |
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