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AI/ML Foundations for Absolute Beginners (AgenticAI + MLOps)
Rating: 4.5 out of 5(453 ratings)
21,280 students

AI/ML Foundations for Absolute Beginners (AgenticAI + MLOps)

Build a Solid Conceptual Foundation on Machine Learning, Large Language Models (LLMs) and Agentic AI along with MLOps
Last updated 8/2025
English

What you'll learn

  • Learn What Machine Learning Really Is – Build a clear conceptual understanding of how machine learning works and how it differs from traditional programming.
  • Explore Key Types of Machine Learning – Get introduced to supervised, unsupervised, and reinforcement learning with simple, relatable explanations.
  • Understand the End-to-End ML Process – Learn the basic steps involved in building a machine learning model, from data preparation to evaluation.
  • Get Familiar with Popular ML Algorithms – Discover widely-used ML algorithms like linear regression, decision trees, and neural networks—without diving into hea
  • Introduction to Large Language Models (LLMs) – Understand how modern AI models like ChatGPT work, including concepts like tokens, transformers, and prompt engin
  • Discover the fundamentals of Agentic AI – including memory, planning, agent architectures, tools, and real-world use cases
  • Reflect on the ethical considerations of Agentic AI and how it ties into modern practices like DevOps and MLOps

Course content

5 sections40 lectures4h 19m total length
  • Section Intro1:44
  • Traditional Programming vs Machine Learning8:46

    What is Machine Learning?

    "Machine Learning is the field of study that gives computers the ability to learn without being explicitly programmed." — Arthur Samuel, 1959

    Traditional Programming:

    • Explicit rules: IF this, THEN that

    • Human writes all the logic

    • Static behavior once deployed

    Machine Learning:

    • Learn patterns from data

    • Generate rules automatically

    • Adapt behavior as data changes


    The Cooking Analogy

    Traditional Programming:

    • Following a precise recipe with exact measurements

    • Same ingredients always produce the same dish

    • Changes require rewriting the recipe

    Machine Learning:

    • Learning cooking principles by studying many dishes

    • Understanding flavor combinations and techniques

    • Creating new dishes based on learned patterns



    Traditional Programming vs Machine Learning

    Traditional Programming:

    IF income > 100000 AND credit_score > 700 AND debt_ratio < 0.3 THEN loan_approved = TRUE ELSE loan_approved = FALSE

    Machine Learning:

    model.train(historical_loan_data) loan_approved = model.predict(new_application)

    When to Use Machine Learning

    Good candidates for ML:

    • Complex patterns (facial recognition)

    • Dynamic environments (stock market)

    • Personalization (recommendations)

    • Natural language understanding

    Not ideal for ML:

    • Simple logic (calculating taxes)

    • Situations requiring 100% accuracy

    • Limited data availability

    • When explainability is critical


    The Evolution of Programming

    1950s-1960s: Write explicit instructions for every action

    1970s-1990s: Create abstractions (functions, objects, APIs)

    2000s-Present: Let machines learn patterns from data

    Future: Autonomous systems that continuously learn and adapt


  • Supervised Learning7:30

    ML Paradigms: Three Learning Approaches

    Think of ML paradigms as different teaching methods:

    • Supervised Learning: Learning with examples and answers

    • Unsupervised Learning: Learning through observation

    • Reinforcement Learning: Learning through experience


    Supervised Learning: Learning with a Teacher

    How it works:

    • Provide input-output pairs (labeled data)

    • Model learns the mapping function

    • Use model to predict outputs for new inputs

    The Driving Instructor Analogy:

    • Instructor provides examples of good driving

    • Points out mistakes and correct actions

    • Eventually, you drive independently using learned skills


    Supervised Learning: Classification vs Regression

    Classification:

    • Predicting categories or classes

    • Output is discrete (spam/not spam)

    • Like sorting mail into different bins

    Examples: Email filtering, disease diagnosis, sentiment analysis

    Regression:

    • Predicting continuous values

    • Output is a number (price, temperature)

    • Like estimating how many jellybeans are in a jar

    Examples: House price prediction, temperature forecasting, sales projections


    Supervised Learning: Real World Example

    Credit Card Fraud Detection:

    1. Training Data:

      • Thousands of transactions labeled as "fraudulent" or "legitimate"

      • Features: amount, location, time, merchant type, etc.

    2. Learning Process:

      • Model learns patterns associated with fraud

      • Example: unusual locations, atypical purchase amounts

    3. Deployment:

      • Real-time scoring of new transactions

      • Alert or block suspicious activities


  • Unsupervised Learning5:11

    Unsupervised Learning: Finding Hidden Patterns

    How it works:

    • Only input data provided (no labels)

    • Model discovers structure in data

    • Useful for finding unknown patterns

    The Librarian Analogy:

    • Books arrive with no categories

    • Librarian organizes based on similarities

    • Creates a system without prior categorization


    Unsupervised Learning: Main Types

    Clustering:

    • Grouping similar items together

    • Example: Customer segmentation for targeted marketing

    • Like organizing clothes by type in your closet

    Dimensionality Reduction:

    • Simplifying data while preserving meaning

    • Example: Compressing images or identifying key features

    • Like creating a summary of a long document


    Unsupervised Learning: Real World Example

    Customer Segmentation:

    1. Data Collection:

      • Customer information: purchases, browsing behavior, demographics

    2. Analysis:

      • Algorithm identifies natural groupings

      • No predefined categories

    3. Results:

      • "Budget-conscious young professionals"

      • "Luxury-oriented empty nesters"

      • "Tech-savvy early adopters"

    4. Application:

      • Personalized marketing campaigns

      • Product recommendations

      • Inventory planning


  • Reinforcement Learning6:21

    Reinforcement Learning: Learning by Doing

    How it works:

    • Agent interacts with environment

    • Receives rewards or penalties

    • Learns to maximize rewards over time

    The Pet Training Analogy:

    • Dog performs actions (sit, stay)

    • Owner gives treats for good behavior

    • Dog learns which behaviors earn rewards

    Reinforcement Learning Components

    • Agent: The decision-maker (ML model)

    • Environment: The world the agent operates in

    • State: Current situation

    • Action: What the agent can do

    • Reward: Feedback signal

    • Policy: Strategy for choosing actions

    Reinforcement Learning: Real World Example

    Autonomous Vehicles:

    1. Agent: Self-driving car system

    2. Environment: Roads, traffic, weather

    3. States: Position, speed, surrounding vehicles

    4. Actions: Accelerate, brake, turn

    5. Rewards:

      • Positive: Safe driving, reaching destination efficiently

      • Negative: Collisions, traffic violations, passenger discomfort

    6. Learning: Millions of simulated and real driving scenarios


    Comparing ML Paradigms

    Paradigm Data Goal Real-World Example Supervised Labeled Predict outputs Spam filter Unsupervised Unlabeled Find structure Customer segments Reinforcement Feedback Optimize strategy Game playing

    Hybrid approaches often combine these paradigms for complex problems.


    Choosing the Right Approach

    Supervised Learning when:

    • You have labeled examples

    • You know what you want to predict

    • You need specific outputs

    Unsupervised Learning when:

    • You lack labels

    • You want to discover patterns

    • You need to group or compress data

    Reinforcement Learning when:

    • There's sequential decision making

    • You can define clear rewards

    • The environment can be simulated


    The ML Journey: From Data to Decisions

    1. Problem Definition: What are you trying to solve?

    2. Data Collection: Gathering relevant information

    3. Data Preprocessing: Cleaning, formatting, feature engineering

    4. Model Selection: Choosing the right algorithm

    5. Training & Evaluation: Learning from data and testing

    6. Deployment: Putting the model into production

    7. Monitoring & Updating: Ensuring continued performance


    Summary: Machine Learning Basics

    Key Takeaways:

    • ML enables computers to learn from data without explicit programming

    • Supervised learning uses labeled examples to predict outcomes

    • Unsupervised learning finds patterns in unlabeled data

    • Reinforcement learning optimizes behavior through feedback

    • Choosing the right approach depends on your data and goals

    Coming Next: Key ML Terminology

  • Feature Engineering and Dataset Splitting4:04

    Building Blocks of Machine Learning

    Understanding key terminology is essential for:

    • Communicating with ML practitioners

    • Setting up effective MLOps workflows

    • Diagnosing issues in ML systems

    • Making informed design decisions

    Let's explore the fundamental concepts...


    Features & Labels: The Raw Materials

    Features (X):

    • Input variables used for prediction

    • The "ingredients" of your model

    • Represented as columns in your dataset

    Labels (Y):

    • Output values you're trying to predict

    • The "answers" your model learns from

    • The target variable in supervised learning

    Features & Labels: The Detective Analogy

    Features are like clues:

    • Individual pieces of information

    • Some more relevant than others

    • Collectively help solve the mystery

    Labels are like case solutions:

    • The answer you're trying to predict

    • Known for past cases (training data)

    • Unknown for new cases (test data)


    Features in the Real World

    E-commerce Example:

    • Raw Features: user_id, product_id, timestamp

    • Derived Features: time_since_last_visit, items_in_cart

    • Engineered Features: user_purchase_frequency, price_sensitivity_score

    The quality of your features often matters more than the sophistication of your algorithm!


    Feature Engineering: The Secret Sauce

    Raw Features vs. Engineered Features:

    Raw: Date = "2023-03-15" ↓ Engineered: - Day_of_week = "Wednesday" - Month = "March" - Is_holiday = False - Shopping_season = "Spring"

    Why it matters:

    • Transforms raw data into meaningful signals

    • Incorporates domain knowledge

    • Often the difference between average and exceptional models


    Dataset Splitting: The Learning Journey

    Training Set (60-80%):

    • Textbooks and classroom exercises

    • Where the model learns patterns

    • Can make and learn from mistakes

    Validation Set (10-20%):

    • Practice tests

    • Fine-tune model parameters

    • Prevent memorization (overfitting)

    Test Set (10-20%):

    • Final exam

    • Evaluate real-world performance

    • Never seen during training


    The School Analogy for Dataset Splitting

    Training Set:

    • Learning material during the semester

    • Homework assignments with solutions

    • Practice problems with feedback

    Validation Set:

    • Mid-term exams

    • Adjust study strategy based on performance

    • Identify weak areas before the final

    Test Set:

    • Final exam

    • True measure of knowledge

    • No answers provided during testing

    The Golden Rule of ML

    Never peek at your test data!

    Data Leakage occurs when test information influences training.

    Like:

    • Seeing exam questions before the test

    • Studying the answer key instead of learning concepts

    • Teaching to the test instead of teaching the subject

    Consequences: Overestimated model performance that fails in production

  • Training vs Inference2:57

    Training vs. Inference: Two ML Phases

    Training Phase:

    • Learning patterns from historical data

    • Computationally intensive

    • Updates model parameters

    • Runs on specialized hardware (often GPUs)

    • Happens periodically (daily/weekly/monthly)

    Inference Phase:

    • Applying learned patterns to new data

    • Computationally efficient

    • Fixed model parameters

    • Can run on various hardware (CPU/mobile/edge)

    • Happens continuously (often in real-time)

    Training vs. Inference: The Cooking Class Analogy

    Training: The cooking class where the chef learns:

    • Experimenting with recipes and techniques

    • Making adjustments based on taste tests

    • Learning from failures and successes

    • Taking hours or days to perfect a dish

    Inference: The restaurant service:

    • Using established recipes

    • Preparing dishes consistently

    • Serving customers quickly

    • Taking minutes to deliver the final product


  • How fit is your Model ? Evaluation and Over/Underfitting3:46

    Overfitting vs. Underfitting: The Goldilocks Problem

    Underfitting:

    • Model is too simple

    • Misses important patterns

    • Poor performance on all data

    Just Right:

    • Captures true patterns

    • Generalizes well to new data

    • Balances simplicity and accuracy

    Overfitting:

    • Model is too complex

    • Memorizes training data

    • Poor performance on new data

    Overfitting vs. Underfitting: The Memorization Analogy

    Underfitting:

    • A student who didn't study enough

    • Only understands basic concepts

    • Can't solve advanced problems

    Just Right:

    • A student who learned the principles

    • Can apply knowledge to new situations

    • Understands underlying concepts

    Overfitting:

    • A student who memorized example problems

    • Can solve identical problems perfectly

    • Gets confused by slight variations

    Detecting Fitting Problems

    Signs of Underfitting:

    • Poor performance on training data

    • Simple model for complex data

    • High bias in predictions

    Signs of Overfitting:

    • Perfect on training data, poor on validation

    • Complex model for limited data

    • Predictions too sensitive to small changes

    Monitoring: Plot learning curves to detect issues early

  • Hyperparameter Tuning and Balancing Bias/Variance4:20

    Hyperparameters: The Control Knobs

    Parameters vs. Hyperparameters:

    Parameters:

    • Learned from data during training

    • Weights and biases in neural networks

    • Automatically optimized

    Hyperparameters:

    • Set before training begins

    • Control the learning process

    • Manually configured or tuned

    Common Hyperparameters

    Learning Rate:

    • How quickly the model adapts to new information

    • Too high: unstable learning

    • Too low: slow convergence

    Regularization Strength:

    • Controls model complexity

    • Helps prevent overfitting

    Model-Specific Hyperparameters:

    • Trees: depth, number of trees, split criteria

    • Neural Networks: number of layers, neurons per layer

    • SVM: kernel type, margin parameters

    Hyperparameter Tuning: The Restaurant Analogy

    Imagine opening a restaurant:

    Parameters: Things that change with each meal

    • Ingredients used for each dish

    • Cooking time for each order

    • Seasoning based on customer preferences

    Hyperparameters: Restaurant setup decisions

    • Kitchen layout design

    • Types of cooking equipment

    • Menu selection and pricing strategy

    Tuning: Finding the optimal restaurant configuration through experimentation

    Hyperparameter Tuning Methods

    Grid Search:

    • Try all combinations of predefined values

    • Comprehensive but computationally expensive

    • Like trying every possible restaurant layout systematically

    Random Search:

    • Sample random combinations

    • Often more efficient than grid search

    • Like trying random restaurant configurations

    Advanced Methods:

    • Bayesian Optimization

    • Genetic Algorithms

    • Neural Architecture Search

    Bias-Variance Tradeoff: The Core ML Dilemma

    Bias:

    • Simplifying assumptions

    • Causes underfitting

    • Model consistently wrong

    Variance:

    • Sensitivity to training data fluctuations

    • Causes overfitting

    • Model inconsistently wrong

    Goal: Find the sweet spot that minimizes total error

    Bias-Variance: The Archery Analogy

    High Bias, Low Variance:

    • Arrows consistently hit the same spot, but far from bullseye

    • Systematically wrong in the same way

    Low Bias, High Variance:

    • Arrows scattered all over the target

    • Sometimes hit bullseye, sometimes completely miss

    Low Bias, Low Variance (Ideal):

    • Arrows consistently hit near the bullseye

    • Both accurate and precise

    Model Evaluation: Measuring Success

    Classification Metrics:

    • Accuracy: Overall correctness percentage

    • Precision: When model predicts yes, how often it's correct

    • Recall: What percentage of actual positives were identified

    • F1-Score: Harmonic mean of precision and recall

    Regression Metrics:

    • Mean Absolute Error (MAE): Average absolute difference

    • Root Mean Squared Error (RMSE): Root of average squared differences

    • R² Score: Proportion of variance explained by model

    Learning Curves: Visualizing Model Performance

    What they show:

    • Performance on training and validation data

    • Changes as model learns from more data

    • Early signs of overfitting/underfitting

    How to read them:

    • Large gap between curves: overfitting

    • Both curves plateau high: underfitting

    • Converging at high performance: good fit

    The ML Workflow in Practice

    1. Data Collection & Preparation

      • Gather relevant data

      • Clean and preprocess

      • Engineer features

    2. Model Development

      • Split into train/validation/test sets

      • Select algorithms

      • Train initial models

    3. Model Optimization

      • Tune hyperparameters

      • Address overfitting/underfitting

      • Ensemble or stack models

    4. Deployment & Monitoring

      • Implement in production

      • Monitor performance

      • Retrain as needed

    MLOps Perspective on Key Terminology

    Term MLOps Considerations Features Version control, transformation pipelines Dataset Splitting Reproducible splits, stratification Training Orchestration, resource management Hyperparameters Systematic tuning, configuration tracking Evaluation Metrics logging, visualization Model Versions Registry, lineage tracking

    Summary: Key ML Terminology

    Key Takeaways:

    • Features and labels form the foundation of ML models

    • Proper dataset splitting prevents overestimation of performance

    • Training and inference have different requirements

    • Balancing underfitting and overfitting is critical

    • Hyperparameter tuning optimizes model behavior

    • Evaluation metrics should match business objectives

    Coming Next: Traditional ML Models

Requirements

  • No programming or math background required. This course is designed for complete beginners. All concepts will be explained from scratch in a simple, intuitive way.

Description

Curious about Machine Learning and AI but not sure where to start?
This course is your perfect entry point.

"Machine Learning, LLMs & Agentic AI – A Beginner's Conceptual Guide" is designed to give you a clear, intuitive understanding of how modern AI works — without needing any coding or math background.

We start from the very basics, explaining what machine learning is, how it's different from traditional programming, and the types of learning like supervised, unsupervised, and reinforcement learning. You’ll also learn how models are built, evaluated, and improved, and get familiar with common algorithms like regression, decision trees, neural networks, and more — all explained in a way that’s easy to follow.

From there, we shift gears into the exciting world of Large Language Models (LLMs) like ChatGPT. You’ll learn how LLMs are trained, what tokens and parameters mean, and how techniques like prompt engineering and RAG (Retrieval-Augmented Generation) enhance performance.

Finally, we introduce you to the emerging field of Agentic AI — a major shift where AI systems can plan, reason, remember, and act autonomously. You’ll explore agent architecture, memory, planning, multi-agent collaboration, real-world tools, and the ethical challenges of deploying such systems.

Whether you're a student, a professional looking to upskill, or simply curious about the future of AI — this course will give you the conceptual clarity and confidence to take the next step in your learning journey.

By the end of this course, you will:


  • Understand core machine learning concepts and processes

  • Get familiar with popular ML algorithms and their purpose

  • Know how Large Language Models like ChatGPT work

  • Learn what makes Agentic AI different and powerful

  • Explore real-world tools and use cases for agents

  • Gain clarity on emerging trends like MLOps and AI ethics


No coding. No prior experience. Just clear, beginner-friendly explanations to help you confidently explore the world of AI.

Who this course is for:

  • Beginners who want to understand the fundamentals of Machine Learning, LLMs, and Agentic AI without diving into code or math
  • Students and professionals exploring a future career in AI, Data Science, or Machine Learning
  • Product managers, analysts, and non-tech stakeholders working with ML/AI teams
  • Developers and tech enthusiasts curious about how modern AI systems like ChatGPT and autonomous agents work
  • Anyone interested in the emerging field of Agentic AI and how it's shaping the future of intelligent systems and automation
  • Devops Engineers who want to start with MLOps, AIOps and AgenticAIOps