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Delete waveletDenoise.ipynb
Browse files- waveletDenoise.ipynb +0 -50
waveletDenoise.ipynb
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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 1,
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"id": "5d909ed5-71b2-4586-96e1-f7820a8912ca",
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"metadata": {},
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"outputs": [],
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"source": [
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"# Function to apply wavelet denoising\n",
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"def wavelet_denoise(audio, wavelet='db1', level=1):\n",
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" coeffs = pywt.wavedec(audio, wavelet, mode='per')\n",
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" # Thresholding detail coefficients\n",
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" sigma = np.median(np.abs(coeffs[-level])) / 0.6745\n",
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" uthresh = sigma * np.sqrt(2 * np.log(len(audio)))\n",
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" coeffs[1:] = [pywt.threshold(i, value=uthresh, mode='soft') for i in coeffs[1:]]\n",
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" return pywt.waverec(coeffs, wavelet, mode='per')\n"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "02d29b97-fe10-4cd9-a176-0c7bf153a3f9",
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.11.7"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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