DSA_SS24/notebooks/data_quality.ipynb

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{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Reading SB\n",
"Length of SB: 50\n",
"Reading AFIB\n",
"Length of AFIB: 27\n",
"Reading GSVT\n",
"Length of GSVT: 0\n",
"Reading SR\n",
"Length of SR: 13\n"
]
}
],
"source": [
"import pickle\n",
"from matplotlib import pyplot as plt\n",
"import wfdb\n",
"# read pickle files and check len and print first record and first record keys\n",
"\n",
"#path = \"C:/Studium/dsa/data\"\n",
"#path = \"C:/Users/Nils/Documents/HS-Mannheim/0000_MASTER/DSA/EKG_Prog/data\"\n",
"path = \"C:/Users/klara/projects/DSA/data\"\n",
"\n",
"\n",
"categories_dict = {\n",
"'SB': [426177001],\n",
"'AFIB': [164889003, 164890007],\n",
"'GSVT': [426761007, 713422000, 233896004, 233897008, 713422000],\n",
"'SR': [426783006, 427393009]\n",
"}\n",
"\n",
"\n",
"data = {}\n",
"for cat_name in categories_dict.keys():\n",
" print(f\"Reading {cat_name}\")\n",
" with open(f'{path}/{cat_name}.pkl', 'rb') as f:\n",
" records = pickle.load(f)\n",
" data[cat_name] = records\n",
" print(f\"Length of {cat_name}: {len(records)}\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Check for missing data in timeseries"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Missing timeseries in 0 records\n"
]
}
],
"source": [
"missing_timeseries = []\n",
"for cat_name, records in data.items():\n",
" for record in records:\n",
" if len(record.p_signal) != 5000:\n",
" missing_timeseries.append(record)\n",
" print(f\"Missing timeseries in {record.record_name}\")\n",
" #if record.comments[2]== '':\n",
"print(f\"Missing timeseries in {len(missing_timeseries)} records\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"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": "3.11.9"
}
},
"nbformat": 4,
"nbformat_minor": 2
}