From 8a0c02e7f4914a26f13e7bac657dfd606ddddf4c Mon Sep 17 00:00:00 2001 From: Riya Jaiswal <84279900+riyajaiswal25@users.noreply.github.com> Date: Fri, 7 Oct 2022 21:49:36 +0530 Subject: [PATCH] ML based project on algo Random Forest Classifier --- ...cognitionusingRandomForestClassifier.ipynb | 626 ++++++++++++++++++ 1 file changed, 626 insertions(+) create mode 100644 Projects/DigitRecognitionusingRandomForestClassifier.ipynb diff --git a/Projects/DigitRecognitionusingRandomForestClassifier.ipynb b/Projects/DigitRecognitionusingRandomForestClassifier.ipynb new file mode 100644 index 0000000..b440c98 --- /dev/null +++ b/Projects/DigitRecognitionusingRandomForestClassifier.ipynb @@ -0,0 +1,626 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": { + "id": "view-in-github", + "colab_type": "text" + }, + "source": [ + "\"Open" + ] + }, + { + "cell_type": "markdown", + "metadata": { + "id": "hdd4dapuroBk" + }, + "source": [ + "# Digit Recognition using Random Forest Classifier" + ] + }, + { + "cell_type": "markdown", + "metadata": { + "id": "k_cWcYTUsWdE" + }, + "source": [ + "**Import Basic Library**" + ] + }, + { + "cell_type": "code", + "execution_count": 1, + "metadata": { + "id": "t6uu8CVZrllI" + }, + "outputs": [], + "source": [ + "import pandas as pd\n", + "import numpy as np\n" + ] + }, + { + "cell_type": "markdown", + "metadata": { + "id": "S_X9qpm0s4uq" + }, + "source": [ + "**Choosing Dataset**" + ] + }, + { + "cell_type": "code", + "execution_count": 2, + "metadata": { + "colab": { + "base_uri": "https://localhost:8080/", + "height": 73 + }, + "id": "ERRZ3tkOOYFA", + "outputId": "5f8f4aae-398b-4e33-e2c2-53de23174401" + }, + "outputs": [ + { + "output_type": "display_data", + "data": { + "text/plain": [ + "" + ], + "text/html": [ + "\n", + " \n", + " \n", + " Upload widget is only available when the cell has been executed in the\n", + " current browser session. Please rerun this cell to enable.\n", + " \n", + " " + ] + }, + "metadata": {} + }, + { + "output_type": "stream", + "name": "stdout", + "text": [ + "Saving train[1].csv to train[1].csv\n" + ] + } + ], + "source": [ + "from google.colab import files\n", + "uploaded = files.upload()" + ] + }, + { + "cell_type": "markdown", + "source": [ + "**Load Dataset**" + ], + "metadata": { + "id": "TJRApm0w0Dct" + } + }, + { + "cell_type": "code", + "source": [ + "dataset = pd.read_csv('train.csv')" + ], + "metadata": { + "id": "GyOvJOoR0Lhq" + }, + "execution_count": 4, + "outputs": [] + }, + { + "cell_type": "markdown", + "source": [ + "**Summarize dataset**" + ], + "metadata": { + "id": "0txmydWY0ZEH" + } + }, + { + "cell_type": "code", + "source": [ + "print(dataset.shape)\n", + "print(dataset.head(5))" + ], + "metadata": { + "colab": { + "base_uri": "https://localhost:8080/" + }, + "id": "AW-9ITV10cIY", + "outputId": "dce2cb6d-2bdb-41e5-de9e-baf122900140" + }, + "execution_count": 5, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": [ + "(42000, 785)\n", + " label pixel0 pixel1 pixel2 pixel3 pixel4 pixel5 pixel6 pixel7 \\\n", + "0 1 0 0 0 0 0 0 0 0 \n", + "1 0 0 0 0 0 0 0 0 0 \n", + "2 1 0 0 0 0 0 0 0 0 \n", + "3 4 0 0 0 0 0 0 0 0 \n", + "4 0 0 0 0 0 0 0 0 0 \n", + "\n", + " pixel8 ... pixel774 pixel775 pixel776 pixel777 pixel778 pixel779 \\\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 0 0 \n", + "\n", + " pixel780 pixel781 pixel782 pixel783 \n", + "0 0 0 0 0 \n", + "1 0 0 0 0 \n", + "2 0 0 0 0 \n", + "3 0 0 0 0 \n", + "4 0 0 0 0 \n", + "\n", + "[5 rows x 785 columns]\n" + ] + } + ] + }, + { + "cell_type": "markdown", + "source": [ + "**Segregate Dataset into X(Input/Independent Variable) & Y(Output/Dependent Variable)**" + ], + "metadata": { + "id": "QUh5BKq20viv" + } + }, + { + "cell_type": "code", + "source": [ + "X = dataset.iloc[:,1:]\n", + "print(X)\n", + "print(X.shape)" + ], + "metadata": { + "colab": { + "base_uri": "https://localhost:8080/" + }, + "id": "OP2TX3iX09ND", + "outputId": "9c8f44e2-a503-4acf-8978-f6576706e402" + }, + "execution_count": 6, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": [ + " pixel0 pixel1 pixel2 pixel3 pixel4 pixel5 pixel6 pixel7 pixel8 \\\n", + "0 0 0 0 0 0 0 0 0 0 \n", + "1 0 0 0 0 0 0 0 0 0 \n", + "2 0 0 0 0 0 0 0 0 0 \n", + "3 0 0 0 0 0 0 0 0 0 \n", + "4 0 0 0 0 0 0 0 0 0 \n", + "... ... ... ... ... ... ... ... ... ... \n", + "41995 0 0 0 0 0 0 0 0 0 \n", + "41996 0 0 0 0 0 0 0 0 0 \n", + "41997 0 0 0 0 0 0 0 0 0 \n", + "41998 0 0 0 0 0 0 0 0 0 \n", + "41999 0 0 0 0 0 0 0 0 0 \n", + "\n", + " pixel9 ... pixel774 pixel775 pixel776 pixel777 pixel778 \\\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", + "41995 0 ... 0 0 0 0 0 \n", + "41996 0 ... 0 0 0 0 0 \n", + "41997 0 ... 0 0 0 0 0 \n", + "41998 0 ... 0 0 0 0 0 \n", + "41999 0 ... 0 0 0 0 0 \n", + "\n", + " pixel779 pixel780 pixel781 pixel782 pixel783 \n", + "0 0 0 0 0 0 \n", + "1 0 0 0 0 0 \n", + "2 0 0 0 0 0 \n", + "3 0 0 0 0 0 \n", + "4 0 0 0 0 0 \n", + "... ... ... ... ... ... \n", + "41995 0 0 0 0 0 \n", + "41996 0 0 0 0 0 \n", + "41997 0 0 0 0 0 \n", + "41998 0 0 0 0 0 \n", + "41999 0 0 0 0 0 \n", + "\n", + "[42000 rows x 784 columns]\n", + "(42000, 784)\n" + ] + } + ] + }, + { + "cell_type": "code", + "source": [ + "Y = dataset.iloc[:,0]\n", + "print(Y)\n", + "print(Y.shape)" + ], + "metadata": { + "colab": { + "base_uri": "https://localhost:8080/" + }, + "id": "2RuBl7671GH4", + "outputId": "96d6afef-f2ed-420f-d95c-826a287fa8dd" + }, + "execution_count": 7, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": [ + "0 1\n", + "1 0\n", + "2 1\n", + "3 4\n", + "4 0\n", + " ..\n", + "41995 0\n", + "41996 1\n", + "41997 7\n", + "41998 6\n", + "41999 9\n", + "Name: label, Length: 42000, dtype: int64\n", + "(42000,)\n" + ] + } + ] + }, + { + "cell_type": "markdown", + "source": [ + "**Splitting Dataset into Test and Train**" + ], + "metadata": { + "id": "o1j-AGZd1OQV" + } + }, + { + "cell_type": "code", + "source": [ + "from sklearn.model_selection import train_test_split\n", + "X_train, X_test, y_train, y_test = train_test_split(X,Y, test_size = 0.25, random_state = 0)" + ], + "metadata": { + "id": "U_c_R4HA1SeZ" + }, + "execution_count": 8, + "outputs": [] + }, + { + "cell_type": "markdown", + "source": [ + "**Training**" + ], + "metadata": { + "id": "Gf6EgvAc1vjh" + } + }, + { + "cell_type": "code", + "source": [ + "from sklearn.ensemble import RandomForestClassifier\n", + "model = RandomForestClassifier()\n", + "model.fit(X_train, y_train)" + ], + "metadata": { + "colab": { + "base_uri": "https://localhost:8080/" + }, + "id": "RS4TAnDh1yUU", + "outputId": "4803259d-f3a1-461f-d3d0-939bc4495a64" + }, + "execution_count": 9, + "outputs": [ + { + "output_type": "execute_result", + "data": { + "text/plain": [ + "RandomForestClassifier()" + ] + }, + "metadata": {}, + "execution_count": 9 + } + ] + }, + { + "cell_type": "code", + "source": [ + "y_pred = model.predict(X_test)" + ], + "metadata": { + "id": "SljeEEbs2JFT" + }, + "execution_count": 10, + "outputs": [] + }, + { + "cell_type": "markdown", + "source": [ + "**Model Accuracy**" + ], + "metadata": { + "id": "4XEvHILm2OF-" + } + }, + { + "cell_type": "code", + "source": [ + "from sklearn.metrics import accuracy_score\n", + "print(\"Accuracy of the Model: {0}%\".format(accuracy_score(y_test, y_pred)*100))" + ], + "metadata": { + "colab": { + "base_uri": "https://localhost:8080/" + }, + "id": "sHEVc1Qq2Rqy", + "outputId": "06be6e32-1ba4-4035-eafb-3b3c2023abd6" + }, + "execution_count": 11, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": [ + "Accuracy of the Model: 96.31428571428572%\n" + ] + } + ] + }, + { + "cell_type": "code", + "source": [ + "import matplotlib.pyplot as plt\n", + "index=10\n", + "print(\"Predicted \" +str(model.predict(X_test)[index]))\n", + "plt.axis('off')\n", + "plt.imshow(X_test.iloc[index].values.reshape((28,28)),cmap='gray')" + ], + "metadata": { + "colab": { + "base_uri": "https://localhost:8080/", + "height": 283 + }, + "id": "iymJ1Zpj20gk", + "outputId": "ae21ce24-b957-4a30-8f04-ec5c77dd5a53" + }, + "execution_count": 13, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": [ + "Predicted 7\n" + ] + }, + { + "output_type": "execute_result", + "data": { + "text/plain": [ + "" + ] + }, + "metadata": {}, + "execution_count": 13 + }, + { + "output_type": "display_data", + "data": { + "text/plain": [ + "
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