Neural Networks with Keras: Practical Deep Learning in Python and R — PickAClass
★ 4.2 (4) ⏱ 2h 46m 📚 26 lessons 🎧 Audio version

Neural Networks with Keras: Practical Deep Learning in Python and R

Master the fundamentals of artificial neural networks and build predictive models for business applications using Keras and TensorFlow in both Python and R.

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About this course

Neural networks power the world's most sophisticated AI systems, but you do not need a advanced degree in mathematics to start building them. This written course bridges the gap between deep learning theory and practical implementation, teaching you how to solve real-world prediction problems. You will transition from understanding core neural network concepts to confidently programming, training, and evaluating models. By implementing solutions in both Python and R using Keras and TensorFlow, you will gain a versatile skill set highly valued in data science and business analytics. What you'll learn: - Understand the foundational architecture of artificial neural networks, including neurons, layers, and activation functions. - Master the mechanics of model training, including forward propagation, backpropagation, and gradient descent optimization. - Build and compile predictive deep learning models using Keras and TensorFlow in both Python and R. - Evaluate model performance using key metrics and address common training issues like overfitting. - Apply modern workflows, including setting up clean virtual environments and tracking training metrics for basic model management. - Translate business problems into structured data tasks suitable for neural network classification and regression. The curriculum starts with fundamental terminology and neural network theory before guiding you through step-by-step code implementations. You will read clear explanations of the math-light theory, examine parallel code snippets in Python and R, and learn how to interpret model results for business decision-making. This course is designed for aspiring data scientists, business analysts, and students who want a practical entry point into deep learning. No prior experience with neural networks is required, though a basic familiarity with Python or R programming is helpful. Begin reading today to master the core engine of modern artificial intelligence.

Course contents

6 modules · 26 lessons · 2h 46m

1 Foundations and Operational Setup
Prepare the workspace and understand the business approach to deep learning.
5 lessons · 31 min
  1. Welcome to Deep Learning
    Introduction to the course and the value of neural networks today.
    5 min
  2. Why Keras and TensorFlow?
    Explanation of the relationship between Keras as an interface and TensorFlow as the engine.
    6 min
  3. Setup: Virtual Environments in Python
    Setting up a clean, isolated environment to avoid library conflicts.
    7 min
  4. Setup: Keras in the R Ecosystem
    Installation and configuration of the keras package in RStudio.
    7 min
  5. From Business Problem to Data
    How to transform a business need into a deep learning task.
    6 min
2 Anatomy of a Neural Network
Understand the structural components of a deep learning model.
4 lessons · 25 min
  1. The Neuron and Layers
    The basic unit of the network and how Dense layers organize information.
    6 min
  2. Activation Functions: ReLU
    Why we need non-linearity and how ReLU works.
    6 min
  3. Activation Functions: Sigmoid and Softmax
    Choosing the correct activation for the output layer.
    6 min
  4. Deep Architectures: Math-Light Theory
    The concept of network depth without getting lost in complex formulas.
    7 min
3 The Learning Mechanism
Understand how a model learns from data through optimization.
4 lessons · 26 min
  1. Forward Propagation (Forward Prop)
    The journey of data from input to final prediction.
    6 min
  2. Loss Functions
    Measuring error: MSE for regression and Cross-Entropy for classification.
    6 min
  3. Optimization: Gradient Descent
    How the algorithm 'descends' toward the minimum error.
    7 min
  4. Backpropagation
    Updating network weights based on the error committed.
    7 min
4 Practical Construction with Keras
Writing code to create and train models in both languages.
5 lessons · 32 min
  1. Defining the Sequential Model
    Syntax for stacking layers in Python and R.
    6 min
  2. Compilation: Optimizer and Metrics
    Configuring the learning process before the fit.
    6 min
  3. Training in Python (fit)
    Executing the training loop on a sample dataset in Python.
    7 min
  4. Training in R (fit)
    Executing the training loop on a sample dataset in R.
    7 min
  5. Monitoring Metrics
    Interpreting training logs and loss plots.
    6 min
5 Evaluation and Diagnostics
Measuring model quality and solving common problems.
4 lessons · 26 min
  1. Classification Metrics
    Beyond accuracy: Precision, Recall, and Confusion Matrix.
    6 min
  2. Regression Metrics
    Evaluating numerical precision with MAE and RMSE.
    6 min
  3. The Danger of Overfitting
    Recognizing when the model memorizes instead of learning.
    7 min
  4. Regularization: Dropout and Early Stopping
    Practical techniques to improve model generalization.
    7 min
6 Deep Learning in the Real World
Applying skills to complete business scenarios.
4 lessons · 26 min
  1. Case Study: Customer Classification
    Complete workflow for predicting customer churn.
    7 min
  2. Case Study: Sales Forecasting
    Complete workflow for a financial regression problem.
    7 min
  3. Business Interpretation
    Communicating model results to non-technical stakeholders.
    6 min
  4. Model Management and Workflow
    Saving, loading, and maintaining models over time.
    6 min
Final project

Final Project: Multi-Language Business Predictor

Choose a business dataset (provided) and develop a complete classification or regression model. You will need to document the setup process, the choice of architecture, and the strategy to avoid overfitting.

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
    No questions asked
  • ⚡ Short & focused
    2h 46m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Neural Networks with Keras: Practical Deep Learning in Python and R
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Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
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Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (4)

Sofía González CL Verified learner
★ 4 · October 4, 2026

Good introduction. I appreciated the clear steps, although some of the later modules could have used more examples.

أحمد العلي JO Verified learner
★ 5 · September 21, 2026

Brilliant course! The flow of information was perfect, and the examples really solidified the concepts. Loved it!

Ibrahim Mohammed ET
★ 3 · August 6, 2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

Valeria Torres EC
★ 5 · June 29, 2026

This course exceeded my expectations. The real-world applications discussed are incredibly useful. Great job!

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