{
 "cells": [
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Recommendation System for Apna_Vaidya\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### 1. Rule-Based System"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "user_profile = None\n",
    "user_scenario = None"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "def rule_based_recommendation(user_profile, user_scenario):\n",
    "    if user_scenario == 'Patient with Symptoms':\n",
    "        return [\"Talk to a Doctor\", \"Verify with a Doctor\", \"Symptom Checker (AI-based)\"]\n",
    "    elif user_scenario == 'Chronic Condition Management':\n",
    "        return [\"Get a Prescription\", \"Order Medication\", \"Talk to a Doctor\", \"Talk to a Pharmacist\", \"Health Coach Consultation\"]\n",
    "    elif user_scenario == 'New Medication Inquiry':\n",
    "        return [\"Talk to a Doctor\", \"Talk to a Pharmacist\", \"Medication Information (AI-based)\"]\n",
    "    elif user_scenario == 'Diagnostic Needs':\n",
    "        return [\"Connect with a Diagnostic Center\", \"Verify with a Doctor\", \"Home Sample Collection\"]\n",
    "    elif user_scenario == 'Prescription Refill':\n",
    "        return [\"Order Medication\", \"Get a Prescription\", \"Talk to a Pharmacist\", \"Auto-Refill Subscription\"]\n",
    "    elif user_scenario == 'Preventive Care':\n",
    "        return [\"Schedule a Check-up\", \"Health Coach Consultation\", \"Vaccination Booking\"]\n",
    "    elif user_scenario == 'Post-Treatment Follow-up':\n",
    "        return [\"Talk to a Doctor\", \"Schedule a Follow-up\", \"Physical Therapy Consultation\"]\n",
    "    else:\n",
    "        return [\"Talk to a Doctor\"]\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "['Talk to a Doctor', 'Verify with a Doctor', 'Symptom Checker (AI-based)']\n"
     ]
    }
   ],
   "source": [
    "# Example usage\n",
    "user_profile = 'Chronic Condition Management'\n",
    "user_scenario = 'Patient with Symptoms'\n",
    "recommendation = rule_based_recommendation(user_profile, user_scenario)\n",
    "print(recommendation)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### 2. Collaborative Filtering"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "import numpy as np\n",
    "from sklearn.metrics.pairwise import cosine_similarity"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Example user-item interaction matrix (rows: users, columns: options)\n",
    "interaction_matrix = np.array([\n",
    "    [1, 1, 0, 0, 0, 0, 0, 0, 0],  # User 1\n",
    "    [0, 1, 1, 0, 0, 0, 0, 0, 0],  # User 2\n",
    "    [0, 0, 1, 1, 0, 0, 0, 0, 0],  # User 3\n",
    "    [0, 0, 0, 1, 1, 1, 0, 0, 0],  # User 4\n",
    "    [0, 0, 0, 0, 1, 1, 1, 0, 0],  # User 5\n",
    "    [0, 0, 0, 0, 0, 1, 1, 1, 0],  # User 6\n",
    "])\n",
    "\n",
    "# Calculate similarity between users\n",
    "user_similarity = cosine_similarity(interaction_matrix)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Recommend based on the most similar user's interactions\n",
    "def collaborative_filtering_recommendation(user_index, interaction_matrix, user_similarity):\n",
    "    similar_user_index = np.argmax(user_similarity[user_index])\n",
    "    recommendations = np.where(interaction_matrix[similar_user_index] == 1)[0]\n",
    "    return recommendations"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Example usage\n",
    "user_index = 0  # User 1\n",
    "recommendations = collaborative_filtering_recommendation(user_index, interaction_matrix, user_similarity)\n",
    "print(recommendations)  # Output the indices of the recommended options"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### 3. Content-Based Filtering"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "from sklearn.feature_extraction.text import TfidfVectorizer\n",
    "\n",
    "# Example option descriptions\n",
    "options = [\n",
    "    \"Talk to a Doctor for immediate consultation\",\n",
    "    \"Verify with a Doctor for second opinion\",\n",
    "    \"Use Symptom Checker to self-diagnose\",\n",
    "    \"Get a Prescription for chronic condition\",\n",
    "    \"Order Medication online\",\n",
    "    \"Talk to a Pharmacist for medication advice\",\n",
    "    \"Health Coach Consultation for chronic condition management\",\n",
    "    \"Medication Information for new prescriptions\",\n",
    "    \"Medication Interaction Checker\",\n",
    "    \"Connect with a Diagnostic Center for tests\",\n",
    "    \"Home Sample Collection for diagnostics\",\n",
    "    \"Book Lab Tests Online\",\n",
    "    \"Schedule a Check-up for preventive care\",\n",
    "    \"Health Screening Packages for preventive care\",\n",
    "    \"Vaccination Booking for preventive care\",\n",
    "    \"Schedule a Follow-up for post-treatment\",\n",
    "    \"Physical Therapy Consultation for recovery\",\n",
    "    \"Remote Monitoring Services for follow-up\",\n",
    "    \"Talk to a Therapist for mental health support\",\n",
    "    \"Join a Support Group for mental health\",\n",
    "    \"Mental Health Self-assessment (AI-based)\",\n",
    "    \"Meditation and Mindfulness Resources\"\n",
    "]\n",
    "\n",
    "# User profile description\n",
    "user_profile_description = \"Patient with chronic condition needing regular medication and follow-ups\"\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Vectorize the descriptions\n",
    "vectorizer = TfidfVectorizer()\n",
    "option_vectors = vectorizer.fit_transform(options)\n",
    "user_vector = vectorizer.transform([user_profile_description])\n",
    "\n",
    "similarity = cosine_similarity(user_vector, option_vectors)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Recommend based on the highest similarity scores\n",
    "def content_based_recommendation(similarity, options):\n",
    "    recommendations = np.argsort(similarity[0])[::-1]\n",
    "    return [options[i] for i in recommendations[:5]]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Example usage\n",
    "recommendations = content_based_recommendation(similarity, options)\n",
    "print(recommendations)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### 4. Machine Learning Model"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# using a decision tree classifier\n",
    "from sklearn.tree import DecisionTreeClassifier\n",
    "from sklearn.model_selection import train_test_split"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Example dataset (features: user profile data, labels: recommended options)\n",
    "# This is a simplified example; in practice, you would have a more complex dataset\n",
    "X = np.array([\n",
    "    [25, 1, 0, 1],  # User 1: age, chronic condition, acute symptoms, preventive care\n",
    "    [45, 1, 1, 0],  # User 2\n",
    "    [60, 0, 0, 1],  # User 3\n",
    "    [35, 1, 0, 1],  # User 4\n",
    "    [50, 0, 1, 0],  # User 5\n",
    "])\n",
    "y = np.array([\n",
    "    [0, 1, 1, 0],  # Recommended options for User 1\n",
    "    [1, 1, 0, 1],  # Recommended options for User 2\n",
    "    [0, 0, 1, 1],  # Recommended options for User 3\n",
    "    [1, 1, 0, 0],  # Recommended options for User 4\n",
    "    [0, 0, 1, 1],  # Recommended options for User 5\n",
    "])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Split the data into training and testing sets\n",
    "X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Train the decision tree classifier\n",
    "clf = DecisionTreeClassifier()\n",
    "clf.fit(X_train, y_train)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Predict recommendations for a new user\n",
    "new_user = np.array([[40, 1, 1, 0]])  # New user profile\n",
    "predictions = clf.predict(new_user)\n",
    "print(predictions)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  },
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   "cell_type": "markdown",
   "metadata": {},
   "source": []
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