sonar-rock-vs-mine-classifier.ipynb

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     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "# Importing Python Modules"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "c835f049",
   "metadata": {
    "execution": {
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     "status": "completed"
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    "tags": []
   },
   "outputs": [],
   "source": [
    "import numpy as np\n",
    "import pandas as pd\n",
    "from sklearn.model_selection import train_test_split\n",
    "from sklearn.linear_model import LogisticRegression\n",
    "from sklearn.metrics import accuracy_score"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f0cd46aa",
   "metadata": {
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     "start_time": "2022-05-30T05:08:08.847403",
     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "# Reading Data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "f366bbed",
   "metadata": {
    "execution": {
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     "status": "completed"
    },
    "tags": []
   },
   "outputs": [],
   "source": [
    "sonar_data = pd.read_csv('../input/connectionist-bench-sonar-mines-vs-rocks/sonar.all-data.csv', header=None)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "4418bd94",
   "metadata": {
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     "start_time": "2022-05-30T05:08:08.908375",
     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "# Data Preprocessing "
   ]
  },
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   },
   "outputs": [
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       "[4 rows x 61 columns]"
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     "metadata": {},
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   "source": [
    "sonar_data.describe()"
   ]
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   "cell_type": "code",
   "execution_count": 4,
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     "status": "completed"
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    "tags": []
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "M        111\n",
       "R         97\n",
       "Label      1\n",
       "Name: 60, dtype: int64"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sonar_data[60].value_counts()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "7b8d7a64",
   "metadata": {
    "execution": {
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   "outputs": [],
   "source": [
    "\n",
    "X = sonar_data.drop(columns=60, axis=1)\n",
    "Y = sonar_data[60]\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "3d280653",
   "metadata": {
    "execution": {
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     "iopub.status.busy": "2022-05-30T05:08:09.122266Z",
     "iopub.status.idle": "2022-05-30T05:08:09.129324Z",
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     "exception": false,
     "start_time": "2022-05-30T05:08:09.114246",
     "status": "completed"
    },
    "tags": []
   },
   "outputs": [],
   "source": [
    "X=X.drop([0])\n",
    "Y=Y.drop([0])\n"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "90de6a29",
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    },
    "tags": []
   },
   "source": [
    "# Train Test Split"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "5d315625",
   "metadata": {
    "execution": {
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     "status": "completed"
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    "tags": []
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   "outputs": [],
   "source": [
    "X_train, X_test, Y_train, Y_test = train_test_split(X, Y, test_size = 0.25,  random_state=1)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "b25ceb40",
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     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "# Training Model "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "bad7f064",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2022-05-30T05:08:09.198839Z",
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     "status": "completed"
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    "tags": []
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   "outputs": [],
   "source": [
    "model = LogisticRegression()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "3dfa8a6a",
   "metadata": {
    "execution": {
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     "iopub.status.busy": "2022-05-30T05:08:09.219926Z",
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     "start_time": "2022-05-30T05:08:09.211956",
     "status": "completed"
    },
    "tags": []
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "LogisticRegression()"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "model.fit(X_train, Y_train)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "17a9179e",
   "metadata": {
    "papermill": {
     "duration": 0.011983,
     "end_time": "2022-05-30T05:08:09.289647",
     "exception": false,
     "start_time": "2022-05-30T05:08:09.277664",
     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "# Evaluation of Model"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "5f611f41",
   "metadata": {
    "papermill": {
     "duration": 0.01169,
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     "start_time": "2022-05-30T05:08:09.301902",
     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "## Accuracy on Train Dataset"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "1b235bc9",
   "metadata": {
    "execution": {
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    "tags": []
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   "outputs": [],
   "source": [
    "X_train_prediction = model.predict(X_train)\n",
    "training_data_accuracy = accuracy_score(X_train_prediction, Y_train) "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "id": "db870c28",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2022-05-30T05:08:09.391238Z",
     "iopub.status.busy": "2022-05-30T05:08:09.390590Z",
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    "tags": []
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Accuracy on training data :  0.8397435897435898\n"
     ]
    }
   ],
   "source": [
    "print('Accuracy on training data : ', training_data_accuracy)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "9149f37d",
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     "start_time": "2022-05-30T05:08:09.419882",
     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "## Accuracy on Test Dataset"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "213991ff",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2022-05-30T05:08:09.459892Z",
     "iopub.status.busy": "2022-05-30T05:08:09.459295Z",
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     "status": "completed"
    },
    "tags": []
   },
   "outputs": [],
   "source": [
    "X_test_prediction = model.predict(X_test)\n",
    "test_data_accuracy = accuracy_score(X_test_prediction, Y_test)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "0ec07e7f",
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    },
    "papermill": {
     "duration": 0.017325,
     "end_time": "2022-05-30T05:08:09.502779",
     "exception": false,
     "start_time": "2022-05-30T05:08:09.485454",
     "status": "completed"
    },
    "tags": []
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Accuracy on test data :  0.8076923076923077\n"
     ]
    }
   ],
   "source": [
    "print('Accuracy on test data : ', test_data_accuracy)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "34bf92ca",
   "metadata": {
    "papermill": {
     "duration": 0.006839,
     "end_time": "2022-05-30T05:08:09.516859",
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     "start_time": "2022-05-30T05:08:09.510020",
     "status": "completed"
    },
    "tags": []
   },
   "source": [
    "# Predicting for Random Value"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "id": "d796dfa6",
   "metadata": {
    "execution": {
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     "status": "completed"
    },
    "tags": []
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "['M']\n",
      "The object is a mine\n"
     ]
    }
   ],
   "source": [
    "input_data = (0.0307,0.0523,0.0653,0.0521,0.0611,0.0577,0.0665,0.0664,0.1460,0.2792,0.3877,0.4992,0.4981,0.4972,0.5607,0.7339,0.8230,0.9173,0.9975,0.9911,0.8240,0.6498,0.5980,0.4862,0.3150,0.1543,0.0989,0.0284,0.1008,0.2636,0.2694,0.2930,0.2925,0.3998,0.3660,0.3172,0.4609,0.4374,0.1820,0.3376,0.6202,0.4448,0.1863,0.1420,0.0589,0.0576,0.0672,0.0269,0.0245,0.0190,0.0063,0.0321,0.0189,0.0137,0.0277,0.0152,0.0052,0.0121,0.0124,0.0055)\n",
    "\n",
    "# changing the input_data to a numpy array\n",
    "input_data_as_numpy_array = np.asarray(input_data)\n",
    "\n",
    "# reshape the np array as we are predicting for one instance\n",
    "input_data_reshaped = input_data_as_numpy_array.reshape(1,-1)\n",
    "\n",
    "prediction = model.predict(input_data_reshaped)\n",
    "print(prediction)\n",
    "\n",
    "if (prediction[0]=='R'):\n",
    "  print('The object is a Rock')\n",
    "else:\n",
    "  print('The object is a mine')"
   ]
  },
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   "execution_count": null,
   "id": "258cb55b",
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     "exception": false,
     "start_time": "2022-05-30T05:08:09.551289",
     "status": "completed"
    },
    "tags": []
   },
   "outputs": [],
   "source": []
  }
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