75 lines
2.1 KiB
Plaintext
75 lines
2.1 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 3,
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"id": "ffe61264-7fe9-49b2-b124-765ca3ebf76c",
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"metadata": {},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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" precision recall f1-score support\n",
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"\n",
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" 0 1.00 1.00 1.00 12\n",
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" 1 1.00 0.86 0.92 7\n",
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" 2 0.92 1.00 0.96 11\n",
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"\n",
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" accuracy 0.97 30\n",
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" macro avg 0.97 0.95 0.96 30\n",
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"weighted avg 0.97 0.97 0.97 30\n",
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"\n"
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]
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}
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],
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"source": [
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"from sklearn.datasets import load_iris\n",
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"from sklearn.model_selection import train_test_split\n",
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"from sklearn.neural_network import MLPClassifier\n",
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"from sklearn.metrics import classification_report\n",
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"\n",
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"# Загрузка и разбиение данных\n",
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"X, y = load_iris(return_X_y=True)\n",
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"X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2)\n",
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"\n",
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"# Модель MLP — многослойный перцептрон\n",
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"clf = MLPClassifier(hidden_layer_sizes=(10,), activation='relu', max_iter=2500)\n",
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"clf.fit(X_train, y_train)\n",
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"\n",
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"# Отчёт о точности\n",
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"print(classification_report(y_test, clf.predict(X_test)))"
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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": "ffb7a4d8-733b-4421-a91d-2cc73dc46b97",
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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": "3.14.3"
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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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