microsoft--ml-for-beginners/translations/fa/4-Classification/3-Classifiers-2/solution/notebook.ipynb

{
 "cells": [
  {
   "source": [
    "# ساخت مدل‌های بیشتر طبقه‌بندی\n"
   ],
   "cell_type": "markdown",
   "metadata": {}
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### مرور کلی مجموعه داده\n",
    "این مجموعه داده شامل نمونه‌های فردی (برای مثال دستورهای آشپزی) با برچسب نوع غذا است.\n",
    "هر سطر مربوط به یک نمونه/رکورد واحد است و ستون‌ها نمایانگر مواد تشکیل‌دهنده یا سایر ویژگی‌هایی هستند که برای طبقه‌بندی استفاده می‌شوند، از جمله برچسب `cuisine`.\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import pandas as pd\n",
    "# Load dataset containing cuisine features\n",
    "cuisines_df = pd.read_csv(\"../../data/cleaned_cuisines.csv\")\n",
    "cuisines_df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": [
       "0    indian\n",
       "1    indian\n",
       "2    indian\n",
       "3    indian\n",
       "4    indian\n",
       "Name: cuisine, dtype: object"
      ]
     },
     "metadata": {},
     "execution_count": 2
    }
   ],
   "source": [
    "cuisines_label_df = cuisines_df['cuisine']\n",
    "cuisines_label_df.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "output_type": "execute_result",
     "data": {
      "text/plain": [
       "   almond  angelica  anise  anise_seed  apple  apple_brandy  apricot  \\\n",
       "0       0         0      0           0      0             0        0   \n",
       "1       1         0      0           0      0             0        0   \n",
       "2       0         0      0           0      0             0        0   \n",
       "3       0         0      0           0      0             0        0   \n",
       "4       0         0      0           0      0             0        0   \n",
       "\n",
       "   armagnac  artemisia  artichoke  ...  whiskey  white_bread  white_wine  \\\n",
       "0         0          0          0  ...        0            0           0   \n",
       "1         0          0          0  ...        0            0           0   \n",
       "2         0          0          0  ...        0            0           0   \n",
       "3         0          0          0  ...        0            0           0   \n",
       "4         0          0          0  ...        0            0           0   \n",
       "\n",
       "   whole_grain_wheat_flour  wine  wood  yam  yeast  yogurt  zucchini  \n",
       "0                        0     0     0    0      0       0         0  \n",
       "1                        0     0     0    0      0       0         0  \n",
       "2                        0     0     0    0      0       0         0  \n",
       "3                        0     0     0    0      0       0         0  \n",
       "4                        0     0     0    0      0       1         0  \n",
       "\n",
       "[5 rows x 380 columns]"
      ],
      "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>almond</th>\n      <th>angelica</th>\n      <th>anise</th>\n      <th>anise_seed</th>\n      <th>apple</th>\n      <th>apple_brandy</th>\n      <th>apricot</th>\n      <th>armagnac</th>\n      <th>artemisia</th>\n      <th>artichoke</th>\n      <th>...</th>\n      <th>whiskey</th>\n      <th>white_bread</th>\n      <th>white_wine</th>\n      <th>whole_grain_wheat_flour</th>\n      <th>wine</th>\n      <th>wood</th>\n      <th>yam</th>\n      <th>yeast</th>\n      <th>yogurt</th>\n      <th>zucchini</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>0</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n    </tr>\n    <tr>\n      <th>1</th>\n      <td>1</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n    </tr>\n    <tr>\n      <th>2</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n    </tr>\n    <tr>\n      <th>3</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n    </tr>\n    <tr>\n      <th>4</th>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>...</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>0</td>\n      <td>1</td>\n      <td>0</td>\n    </tr>\n  </tbody>\n</table>\n<p>5 rows × 380 columns</p>\n</div>"
     },
     "metadata": {},
     "execution_count": 3
    }
   ],
   "source": [
    "cuisines_features_df = cuisines_df.drop(['Unnamed: 0', 'cuisine'], axis=1)\n",
    "cuisines_features_df.head()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# امتحان کردن طبقه‌بندهای مختلف\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [],
   "source": [
    "from sklearn.neighbors import KNeighborsClassifier\n",
    "from sklearn.linear_model import LogisticRegression\n",
    "from sklearn.svm import SVC\n",
    "from sklearn.ensemble import RandomForestClassifier, AdaBoostClassifier\n",
    "from sklearn.model_selection import train_test_split, cross_val_score\n",
    "from sklearn.metrics import accuracy_score,precision_score,confusion_matrix,classification_report, precision_recall_curve\n",
    "import numpy as np"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "X_train, X_test, y_train, y_test = train_test_split(cuisines_features_df, cuisines_label_df, test_size=0.3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [],
   "source": [
    "\n",
    "C = 10\n",
    "# Create different classifiers.\n",
    "classifiers = {\n",
    "    'Linear SVC': SVC(kernel='linear', C=C, probability=True,random_state=0),\n",
    "    'KNN classifier': KNeighborsClassifier(C),\n",
    "    'SVC': SVC(),\n",
    "    'RFST': RandomForestClassifier(n_estimators=100),\n",
    "    'ADA': AdaBoostClassifier(n_estimators=100)\n",
    "    \n",
    "}\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {},
   "outputs": [
    {
     "output_type": "stream",
     "name": "stdout",
     "text": [
      "Accuracy (train) for Linear SVC: 76.4% \n",
      "              precision    recall  f1-score   support\n",
      "\n",
      "     chinese       0.64      0.66      0.65       242\n",
      "      indian       0.91      0.86      0.89       236\n",
      "    japanese       0.72      0.73      0.73       245\n",
      "      korean       0.83      0.75      0.79       234\n",
      "        thai       0.75      0.82      0.78       242\n",
      "\n",
      "    accuracy                           0.76      1199\n",
      "   macro avg       0.77      0.76      0.77      1199\n",
      "weighted avg       0.77      0.76      0.77      1199\n",
      "\n",
      "Accuracy (train) for KNN classifier: 70.7% \n",
      "              precision    recall  f1-score   support\n",
      "\n",
      "     chinese       0.65      0.63      0.64       242\n",
      "      indian       0.84      0.81      0.82       236\n",
      "    japanese       0.60      0.81      0.69       245\n",
      "      korean       0.89      0.53      0.67       234\n",
      "        thai       0.69      0.75      0.72       242\n",
      "\n",
      "    accuracy                           0.71      1199\n",
      "   macro avg       0.73      0.71      0.71      1199\n",
      "weighted avg       0.73      0.71      0.71      1199\n",
      "\n",
      "Accuracy (train) for SVC: 80.1% \n",
      "              precision    recall  f1-score   support\n",
      "\n",
      "     chinese       0.71      0.69      0.70       242\n",
      "      indian       0.92      0.92      0.92       236\n",
      "    japanese       0.77      0.78      0.77       245\n",
      "      korean       0.87      0.77      0.82       234\n",
      "        thai       0.75      0.86      0.80       242\n",
      "\n",
      "    accuracy                           0.80      1199\n",
      "   macro avg       0.80      0.80      0.80      1199\n",
      "weighted avg       0.80      0.80      0.80      1199\n",
      "\n",
      "Accuracy (train) for RFST: 82.8% \n",
      "              precision    recall  f1-score   support\n",
      "\n",
      "     chinese       0.80      0.75      0.77       242\n",
      "      indian       0.90      0.91      0.90       236\n",
      "    japanese       0.82      0.78      0.80       245\n",
      "      korean       0.85      0.82      0.83       234\n",
      "        thai       0.78      0.89      0.83       242\n",
      "\n",
      "    accuracy                           0.83      1199\n",
      "   macro avg       0.83      0.83      0.83      1199\n",
      "weighted avg       0.83      0.83      0.83      1199\n",
      "\n",
      "Accuracy (train) for ADA: 71.1% \n",
      "              precision    recall  f1-score   support\n",
      "\n",
      "     chinese       0.60      0.57      0.58       242\n",
      "      indian       0.87      0.84      0.86       236\n",
      "    japanese       0.71      0.60      0.65       245\n",
      "      korean       0.68      0.78      0.72       234\n",
      "        thai       0.70      0.78      0.74       242\n",
      "\n",
      "    accuracy                           0.71      1199\n",
      "   macro avg       0.71      0.71      0.71      1199\n",
      "weighted avg       0.71      0.71      0.71      1199\n",
      "\n"
     ]
    }
   ],
   "source": [
    "n_classifiers = len(classifiers)\n",
    "\n",
    "for index, (name, classifier) in enumerate(classifiers.items()):\n",
    "    classifier.fit(X_train, np.ravel(y_train))\n",
    "\n",
    "    y_pred = classifier.predict(X_test)\n",
    "    accuracy = accuracy_score(y_test, y_pred)\n",
    "    print(\"Accuracy (train) for %s: %0.1f%% \" % (name, accuracy * 100))\n",
    "    print(classification_report(y_test,y_pred))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "---\n\n<!-- CO-OP TRANSLATOR DISCLAIMER START -->\n**سلب مسئولیت**:  \nاین سند با استفاده از سرویس ترجمه هوش مصنوعی [Co-op Translator](https://github.com/Azure/co-op-translator) ترجمه شده است. در حالی که ما تلاش می‌کنیم دقت را حفظ کنیم، لطفاً آگاه باشید که ترجمه‌های خودکار ممکن است حاوی اشتباهات یا نادرستی‌هایی باشد. سند اصلی به زبان اصلی خود باید به عنوان منبع معتبر در نظر گرفته شود. برای اطلاعات حیاتی، توصیه می‌شود از ترجمه حرفه‌ای انسانی استفاده شود. ما مسئول هیچ گونه سوءتفاهم یا تفسیر نادرستی که از استفاده این ترجمه ناشی شود، نیستیم.\n<!-- CO-OP TRANSLATOR DISCLAIMER END -->\n"
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  }
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