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657 tutors in 31 topics, built by 75 teachers. Each one follows a lesson plan its teacher wrote.

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Naive Bayes Classifiers

Naive Bayes Classifiers

Build a fast text classifier from counts and Bayes rule, and know its blind spotsBeginnerMachine learning4.0(3)58 lessonsSample
Kavya Raman$3
Data Science Interview Practice

Data Science Interview Practice

Practise statistics, ML, SQL and case questions with structured feedback on your answersAll levelsData science and statistics4.3(3)57 lessonsSample
Kojo Amankwah$8
Random Forests and Bagging

Random Forests and Bagging

Understand why averaging many trees works and how to tune a forest sensiblyIntermediateMachine learning4.3(3)54 lessonsSample
Kavya Raman$6
Anomaly Detection in Practice

Anomaly Detection in Practice

Find unusual events in data without drowning your team in false alarmsAdvancedMachine learning4.7(3)51 lessonsSample
Kenta Arai$10
Overfitting, regularisation and dropout

Overfitting, regularisation and dropout

Recognise overfitting from your curves and pick the right fix, from more data to dropoutBeginnerDeep learning4.7(3)50 lessonsSample
Mira Okafor$5
Fairness Checks for ML Models

Fairness Checks for ML Models

Measure how a model treats different groups and understand the trade offs between fairness metricsIntermediateMachine learning4.7(3)50 lessonsSample
Kojo Amankwah$7
Loss Functions and What They Reward

Loss Functions and What They Reward

Choose a loss that matches what you actually care about, and know what each one optimisesIntermediateMachine learning4.3(3)50 lessonsSample
Leandro Ferraz$7
Train, Validation and Test Splits

Train, Validation and Test Splits

Split your data so your model's score means something outside your laptopBeginnerMachine learning4.7(3)48 lessonsSample
Lukas BrennerFree
Dimensionality Reduction in Practice

Dimensionality Reduction in Practice

Use PCA, t-SNE and UMAP well, and avoid reading too much into pretty plotsIntermediateMachine learning4.3(3)45 lessonsSample
Katarzyna Wolska$7
Support Vector Machines Explained

Support Vector Machines Explained

See margins, support vectors and kernels clearly, then tune C and gamma with confidenceIntermediateMachine learning4.5(2)45 lessonsSample
Kavya Raman$7
Data Leakage Detective

Data Leakage Detective

Find the hidden leaks that make models look brilliant in testing and fail in productionAdvancedMachine learning4.7(3)43 lessonsSample
Lukas Brenner$10
Reinforcement learning basics

Reinforcement learning basics

Understand agents, rewards and policies, and compute a Q learning update yourselfBeginnerDeep learning4.7(3)41 lessonsSample
Nikolai SorinFree