lasprs/examples_py/test_aps.ipynb

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{
"cells": [
{
"cell_type": "markdown",
"id": "6763c6d0-878f-4492-840e-40d11a52f91e",
"metadata": {},
"source": [
"# Test Welch method implementation Python wrappers"
]
},
{
"cell_type": "code",
"execution_count": null,
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"id": "6c06a0c3-dcf7-4d21-b1f3-eced84e31218",
"metadata": {},
"outputs": [],
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"source": [
"!cd .. && maturin develop -F python-bindings"
]
},
{
"cell_type": "code",
"execution_count": null,
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"id": "3e651371-e7a5-4013-a265-ab80f8b1eb41",
"metadata": {},
"outputs": [],
"source": [
"from lasprs import WindowType, ApsSettings, AvPowerSpectra, ApsMode, Overlap, FreqWeighting"
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]
},
{
"cell_type": "code",
"execution_count": null,
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"id": "9d6bdf3b-40f8-4c3b-85ac-4ff8b8c7dcae",
"metadata": {},
"outputs": [],
"source": [
"w = WindowType.all()"
]
},
{
"cell_type": "code",
"execution_count": null,
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"id": "3a31899d-37de-4653-9b6e-61dcf7c683f4",
"metadata": {},
"outputs": [],
"source": [
"settings = ApsSettings(ApsMode.AllAveraging(), Overlap.NoOverlap(), WindowType.Hann, FreqWeighting.A, 2048, 48000)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "b4771bde-f3f3-4639-bbe6-96f49e004b3d",
"metadata": {},
"outputs": [],
"source": [
"aps = AvPowerSpectra(settings)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "86cac094-5969-4a75-83c3-49b486687bb1",
"metadata": {},
"outputs": [],
"source": [
"import numpy as np\n",
"signal = np.zeros(48000)\n",
"signal[200] = 1\n",
"import matplotlib.pyplot as plt\n",
"plt.plot(aps.compute(signal[:,None])[:,0,0])"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "8d72aa7b-0cff-463c-be57-666cf74f6793",
"metadata": {},
"outputs": [],
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"source": [
"#!pip install matplotlib"
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]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.12.3"
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}
},
"nbformat": 4,
"nbformat_minor": 5
}