Welcome to the Machine Learning Roadmap repository! Here, you'll find a curated collection of machine learning content and projects designed to take you from a novice to a pro in the field of machine learning. Each topic provides practical hands-on experience, helping you gain mastery in machine learning concepts and techniques.
- What is Regression? ๐: An introduction to regression analysis and its significance in data analysis.
- Types of Regression ๐: A brief overview of different types of regression techniques and when to use them.
- What is Mean, Variance, and Standard Deviation? ๐: Essential statistical measures that play a crucial role in regression analysis.
- Correlation and Causation ๐ค: Understanding the difference between correlation and causation in data analysis.
- What are Observational and Experimental Data? ๐: Exploring the distinctions between observational and experimental data collection methods.
- Formula for Regression ๐: An introduction to the basic formula used for linear regression.
- Building a Simple Linear Regression Model ๐งฎ: Step-by-step guidance on constructing a simple linear regression model.
- Understanding Interpolation and Extrapolation ๐: Learning how to use regression for interpolation and extrapolation of data.
- What are Lurking Variables? ๐ต๏ธโโ๏ธ: An examination of lurking variables and their impact on regression analysis.
- Derivation for Least Square Estimates ๐: A mathematical derivation of the least square estimate used in linear regression.
- The Gauss Markov Theorem ๐: An explanation of the Gauss-Markov theorem and its significance in regression analysis.
- Point Estimators of Regression ๐ฏ: An overview of point estimators for regression coefficients.
- Sampling Distributions of Regression Coefficients ๐: Understanding the distribution of regression coefficients.
- F-Statistics ๐: An introduction to F-statistics and its use in regression analysis.
- ANOVA Partitioning ๐: Exploring the analysis of variance (ANOVA) partitioning in regression.
- Coefficient of Determination (R-Squared) ๐: Understanding R-squared as a measure of goodness of fit in regression models.
- Diagnostic and Remedial Measures ๐งฐ: Learning about diagnostic tools and remedies for common regression issues.
- What is Multiple Linear Regression?: An introduction to multiple linear regression and its significance in predictive modeling.
- General Linear Regression Model ๐: Understanding the general framework of linear regression models.
- Matrix Representation for General Linear Regression Model ๐งฎ: Representing linear regression models using matrices and vectors.
- Matrix Representation of Least Squares ๐: How to express the least squares method using matrix notation.
- Understanding Types of Predictive Variables ๐: Exploring different types of predictive variables in the context of multiple linear regression.
- F-Test ๐: Introduction to the F-test and its use in model evaluation and comparison.
- Coefficient of Multiple Determination ๐ฏ: Understanding the coefficient of multiple determination (R-squared) as a measure of model fit.
- Adjusted R-Squared ๐: An exploration of adjusted R-squared, a modification of R-squared for multiple regression models.
- What are Scatterplots? ๐: Using scatterplots for visualizing relationships between variables.
- What is a Correlation Matrix? ๐: Introduction to correlation matrices and their importance in understanding variable relationships.
- Understanding Multicollinearity ๐ง: Identifying and addressing multicollinearity issues in multiple linear regression.
- ANOVA Partitioning ๐: Exploring analysis of variance (ANOVA) partitioning in the context of multiple regression.
- Diagnostic and Remedial Measures ๐ ๏ธ: Strategies and tools for diagnosing and addressing common issues in regression models.
- What are Indicator Variables? ๐ฅ: An overview of indicator variables and their role in regression modeling.
- Various Criteria for Model Selection ๐: Discussing different criteria for selecting the best regression model, including R-squared, Mallow's Cp, AIC, BIC, and PRESS.
- Building a Multiple Linear Regression Model ๐๏ธ: Step-by-step guidance on constructing a multiple linear regression model, from data preparation to evaluation.
- What is Regression? ๐: Understanding the fundamentals of regression and its importance in data analysis.
- Applications of Regression ๐: Exploring real-world applications where regression models are widely used.
- Different Types of Regression ๐: An overview of various regression techniques and their specific use cases.
- Regression vs. Classification ๐๐: Understanding the key differences between regression and classification problems.
- Linear Regression Explained ๐: A deep dive into linear regression, one of the foundational regression techniques.
- Loss Function in Regression ๐: Exploring loss functions used for training regression models.
- Gradient Descent Demystified ๐: Understanding the gradient descent optimization algorithm and its role in regression.
- Drawbacks of Linear Regression ๐ค: Identifying limitations and drawbacks of linear regression models.
- Bias and Variance in Modeling ๐ฏ: Delving into the concepts of bias and variance in the context of model performance.
- Ridge and Lasso Regression ๐๏ธ: Exploring regularization techniques like ridge and lasso regression.
- Introduction to Decision Trees ๐ฒ: Understanding decision trees and their role in predictive modeling.
- Decision Tree Terminology ๐ณ: Familiarizing yourself with important terms and concepts related to decision trees.
- Advantages and Disadvantages of Decision Trees โ โ: Weighing the pros and cons of using decision trees in your models.
- Importing Data and Libraries ๐: Learn how to import datasets and the necessary Python libraries for regression analysis.
- Handling Missing Data ๐ ๏ธ: Strategies and techniques for handling missing data within your dataset.
- Exploring Feature Correlation ๐: Analyzing the relationships between different features using correlation.
- Building Regression Models from Scratch ๐๏ธ: Step-by-step guidance on constructing regression models using the NumPy module.
- Model Evaluation with Metrics ๐๐: Gaining confidence in your models by assessing performance with metrics like Mean Squared Error (MSE) and R-squared.
- What is a Distribution Plot? ๐: Understanding distribution plots and their significance in data analysis.
- What is a Boxplot? ๐ฆ: Exploring boxplots and their role in visualizing data distribution and outliers.
- What is a Violin Plot? ๐ป: An overview of violin plots as a visualization tool for data distribution.
- How to Detect Outliers? ๐: Strategies and techniques for identifying outliers in your dataset.
- How to Treat Outliers? ๐ ๏ธ: Methods for handling outliers and their impact on your analysis.
- What is Pandas Imputer? ๐ผ: Introduction to pandas imputer for handling missing data in your dataset.
- What is Iterative Imputer? ๐: Understanding iterative imputation as an advanced method for filling missing data.
- What is a KNN Imputer? ๐ค: Exploring K-nearest neighbors imputation for missing data.
- What is an LGBM Imputer? ๐ณ: Introduction to LightGBM imputation for missing data.
- Univariate Analysis ๐: Analyzing individual variables to understand their distributions and characteristics.
- Chatterjee Correlation ๐: Exploring Chatterjee's correlation as an alternative to traditional correlation measures.
- What is ANOVA? ๐: Understanding analysis of variance (ANOVA) and its role in statistical analysis.
- Implementation of ANOVA ๐: Step-by-step guidance on implementing ANOVA for your datasets.
- Data Preprocessing ๐ ๏ธ: Techniques for preprocessing your data before applying regression models.
- What is AIC? ๐: Introduction to the Akaike Information Criterion (AIC) for model selection.
- What is Likelihood? ๐: Understanding likelihood as a fundamental concept in statistics and modeling.
- Understanding the Basics of Classification ๐:Introduction to classification and its importance in machine learning.
- Introduction to Logistic Regression ๐: An overview of logistic regression as a classification algorithm.
- Understanding the Logit Function ๐: Explanation of the logit function, which is central to logistic regression.
- Coefficients in Logistic Regression ๐: How logistic regression calculates coefficients for predictive modeling.
- Concept of Maximum Log-Likelihood ๐ฏ: Understanding the concept of maximum likelihood estimation in logistic regression.
- Performance Metrics ๐: Explore various performance metrics like confusion matrix, recall, accuracy, precision, f1-score, AUC, and ROC curve.
- Importing the Dataset and Required Libraries ๐ฆ: Learn how to import datasets and the necessary Python libraries for classification analysis.
- Basic Exploratory Data Analysis (EDA) ๐: Perform basic exploratory data analysis using Python libraries like matplotlib and seaborn for data interpretation and visualization.
- Data Inspection and Cleaning ๐งน: Strategies and techniques for inspecting and cleaning your dataset to prepare it for modeling.
- Building the Model ๐๏ธ: Use Python libraries such as statsmodels and scikit-learn to build logistic regression models.
- Dataset Splitting ๐งฉ: Split your dataset into training and testing sets using scikit-learn.
- Model Training and Prediction ๐: Train your model using classification techniques like logistic regression and make predictions.
- Model Evaluation ๐: Gain confidence in your model's performance by assessing its accuracy, confusion matrix, recall, precision, and f1-score.
- Handling Unbalanced Data โ๏ธ: Explore methods for dealing with unbalanced datasets, a common issue in classification.
- Feature Selection ๐: Perform feature selection using multiple methods to improve model efficiency and interpretability.
- Saving the Best Model ๐ฆ: Save your trained model in a pickle format for future use and deployment.
- Introduction to Decision Trees ๐ณ: Let's kick things off by understanding the fundamentals of decision trees in data science.
- Measures of Impurity ๐: Delve into the metrics that help us measure impurity and make crucial decisions in tree building.
- Working of Decision Trees ๐ก: Get under the hood and explore how decision trees make predictions and classifications.
- Classification and Regression Trees (CART) ๐งฎ: Learn about the versatile CART algorithm that handles both classification and regression tasks.
- C5.0 and CHAID Algorithms ๐ค: Discover two more decision tree algorithms, C5.0 and CHAID, and their unique characteristics.
- Comparing Decision Tree Types ๐: Compare different types of decision trees concerning measures of impurity and suitability.
- Visualizations with Python ๐๐: Utilize Python libraries, particularly Matplotlib, to create captivating data visualizations.
- Data Prep & Cleaning ๐งน๐: Ensure your dataset is pristine through thorough inspection and cleaning.
- Building the Decision Tree Model ๐ ๏ธ: Learn to construct decision tree models using the versatile sklearn library.
- Data Splitting ๐๐ฏ: Split your dataset into training and testing subsets using sklearn.
- Making Predictions ๐ฏ๐ก: Train your decision tree model and harness it for making data-driven predictions.
- Model Confidence ๐: Evaluate your model's performance using essential metrics like accuracy scores, confusion matrices, recall, precision, and F1 scores.
- Handling Unbalanced Data โ๏ธ: Tackle unbalanced datasets with the SMOTE method, ensuring reliable model training.
- Feature Importance ๐: Explore the concept of feature importance, identifying key factors influencing your decisions.
- What is Classification? ๐ฏ: Classification is a fundamental machine learning task where the goal is to categorize data into predefined classes or labels. It's used for various applications, including spam detection, image recognition, and medical diagnosis.
- Types of Classification ๐: Explore different types of classification algorithms, such as binary classification, multi-class classification, and multi-label classification. Each type serves specific use cases and challenges.
- Understanding the Business Context and Objective ๐ข: Before diving into classification, it's crucial to understand the business context and objectives. Aligning machine learning goals with business goals ensures meaningful results.
- Data Cleaning ๐งน: Clean and preprocess your data to ensure it's suitable for classification. Address issues like missing values, outliers, and inconsistent formatting.
- What is Data Imbalance? โ๏ธ: Learn about data imbalance, a common issue where some classes have significantly fewer samples than others. Imbalanced datasets can lead to biased models.
- How to Deal with Imbalanced Data? ๐: Explore techniques to handle imbalanced data, including resampling methods like oversampling and undersampling, and algorithm-level approaches.
- Feature Encoding ๐งพ: Understand how to encode categorical features into numerical formats that machine learning algorithms can process effectively.
- Importance of Splitting Data ๐: Splitting your dataset into training and testing sets is essential for model evaluation. Learn why it's crucial and how to do it correctly.
- K Nearest Neighbours (KNN) Algorithm ๐ค: Discover the K Nearest Neighbours algorithm, a simple yet powerful classification technique based on similarity among data points.
- Naive Bayes Algorithm ๐: Explore the Naive Bayes algorithm, a probabilistic method commonly used for text classification and spam filtering.
- Logistic Regression ๐: Dive into Logistic Regression, a linear classification algorithm used to model the probability of an instance belonging to a particular class.
- Decision Tree Classifier ๐ฒ: Learn about Decision Tree classifiers, which use tree-like structures to make decisions based on feature values.
- Confusion Matrix ๐: Understand the confusion matrix, a valuable tool for evaluating classification model performance and assessing true positives, true negatives, false positives, and false negatives.
- Accuracy Measurement ๐ฏ: Measure the overall accuracy of your classification model, which is the ratio of correctly predicted instances to total instances.
- Precision, Recall, F1 Score ๐: Explore precision, recall, and F1 score as important metrics for assessing the quality of your classification model, especially when dealing with imbalanced data.
- Feature Importance ๐: Determine feature importance to understand which features have the most significant impact on your classification model's predictions.
- Model Predictions ๐งโโ๏ธ: Make predictions using your trained classification model on new data. Understand how to interpret model predictions effectively.
- Model Evaluation ๐ง: Evaluate the performance of your classification model using various metrics and techniques, ensuring it meets the desired criteria.
- What is Ensembling? ๐งโโ๏ธ: Understanding the concept of ensemble learning and its importance in machine learning.
- What is Bagging? ๐: A deep dive into bagging (Bootstrap Aggregating) as a popular ensemble technique.
- Understanding Random Forest model ๐ฒ: Getting to know the Random Forest algorithm, a powerful ensemble method.
- Building Random Forest model ๐ฒ: Step-by-step guidance on constructing a Random Forest model.
- What are problems with bagging and how to overcome them? ๐ค: Identifying common issues with bagging and strategies for overcoming them.
- What is Boosting? ๐: An introduction to boosting as another ensemble technique.
- Fundamentals of AdaBoost ๐: Understanding the AdaBoost (Adaptive Boosting) algorithm and its principles.
- Building AdaBoost model ๐: A detailed walkthrough of creating an AdaBoost model.
- XGBoost algorithm ๐: Exploring the XGBoost algorithm, a widely used gradient boosting framework.
- Building XGBoost model ๐: Step-by-step instructions for building an XGBoost model.
- Understanding XGBoost hyperparameter Gamma ๐: Delving into the Gamma hyperparameter in XGBoost and its significance.
- Understanding XGBoost hyperparameter Lambda ๐: Explaining the Lambda hyperparameter in XGBoost and its role.
- What is hyperparameter tuning? ๐ ๏ธ: Introduction to the concept of hyperparameter tuning for optimizing models.
- GridSearch optimization ๐ ๏ธ: Using GridSearchCV for hyperparameter tuning.
- RandomSearch optimization ๐ ๏ธ: Employing RandomizedSearchCV for hyperparameter optimization.
- Bayesian optimization ๐ ๏ธ: Leveraging Bayesian optimization for hyperparameter tuning.
- Hyperparameter tuning for RandomForest model ๐ ๏ธ: Fine-tuning hyperparameters specifically for Random Forest models.
- Hyperparameter tuning for XGBoost model using hyperopt ๐ ๏ธ: A guide on tuning hyperparameters for XGBoost models using hyperopt.
- Feature importance ๐ฏ: Understanding how to assess feature importance in machine learning models.
I hope this roadmap helps you on your journey to becoming a machine learning pro! ๐