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Applied ML II: Unsupervised & Specialized Methods · LearnSpace
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Applied ML II: Unsupervised & Specialized Methods

Курс от Coursera
Уровень не указан≈ 25.3 чАнглийский
О курсеНавыкиПрограммаПреподаватели

О курсе

In this course, you will learn how to uncover structure, patterns, and insights in data using advanced unsupervised and specialized machine learning techniques. You’ll apply clustering algorithms to segment customers or behaviors, detect anomalies using modern outlier-detection methods, reduce high-dimensional data with PCA, UMAP, and t-SNE, analyze text through core NLP techniques, build reinforcement learning agents for sequential decision-making, and create accurate time series forecasts. By completing this course, you will gain a deep, practical understanding of ML methods that go beyond traditional supervised learning—skills that are increasingly essential in real-world data science roles. You’ll learn not only how these algorithms work, but also when to use them, how to evaluate them, and how they connect to broader business and analytical objectives. What makes this course unique is its hands-on, multi-perspective approach: you’ll explore algorithms through multiple real-world contexts—including clustering, text analysis, RL environments, and forecasting tasks—giving you a versatile and intuitive grasp of modern ML. Whether you aim to expand your machine learning toolkit or solve more complex analytical problems, this course will guide you toward becoming a more capable and confident practitioner.

Навыки, которые вы освоите

Hugging FaceData PreprocessingDimensionality ReductionApplied Machine LearningMachine Learning MethodsForecastingTrend AnalysisAnomaly DetectionUnsupervised LearningModel EvaluationMachine LearningData VisualizationMachine Learning AlgorithmsNatural Language ProcessingStatistical Machine LearningTime Series Analysis and ForecastingReinforcement LearningText Mining

Программа курса

7 модулей · 99 учебных материалов

01 Start Here: Get Oriented and Check Your Skills2 материалов
Start Here: How This Skill-Based Course WorksЧтениеPersonalize your learning pathЗадание
02Unsupervised Learning23 материалов

Unsupervised Learning Fundamentals

How to use Jupyter NotebookЧтение

Учитесь у экспертов

Professionals from the Industry

Преподаватель курса

Applied ML II: Unsupervised & Specialized Methods
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Обучение откроется на Coursera
в новой вкладке

Обучение на Coursera

≈ 25.3 ч

7 модулей

Язык: Английский

Субтитры: Арабский, Французский, Узбекский, Украинский, Китайский (Китай), Греческий, Итальянский, Бразильский португальский, Вьетнамский, Нидерландский, Корейский, Немецкий, Пушту, Русский, Тайский, Индонезийский, Шведский, Турецкий, Азербайджанский, Испанский, Хинди, Японский, Казахский, Венгерский, Польский

Часть программы вашего университета
What Is Unsupervised Learning?Чтение
What Makes Unsupervised Learning So PowerfulВидео
How Netflix & Spotify Use Unsupervised LearningВидео
Anomaly Detection & Industry ApplicationsЧтение
Exploring Unlabeled Data in PythonВидео
Visualizing Customer Segmentation DataЛабораторная

K-Means Clustering

How K-Means Clustering WorksЧтениеCustomer Segmentation: Seeing Natural Clusters in Your DataВидеоClustering with K-Means: From Code to Customer InsightsВидеоChoosing K and Limitations of K-MeansЧтениеChoosing the Best K with the Elbow MethodВидеоSegmenting Customers Using K-Means ClusteringЛабораторная

Hierarchical Clustering

What Is Hierarchical Clustering?ЧтениеWhat Is Hierarchical Clustering and How Do We Visualize It?ВидеоHierarchical Clustering in Action: Python Implementation & InsightsВидеоInterpreting Dendrograms & Understanding Trade-offsЧтениеGrouping Airline Customers Using Hierarchical ClusteringЛабораторная

Anomaly Detection

What Is Anomaly Detection and Why Is It Different?ЧтениеWhat Is Anomaly Detection? Exploring Credit Card Fraud PatternsВидеоAnomaly Detection with Isolation Forest in PythonВидеоMethods and Challenges in Anomaly DetectionЧтениеDetecting Credit Card Fraud with Isolation ForestЛабораторная
03Dimensionality Reduction18 материалов

Principal Component Analysis (PCA)

Why Reducing Dimensions Makes Your Models Work BetterВидеоWhy We Use PCA: Dimensionality Reduction & VarianceЧтениеImplementing PCA Step-by-Step in PythonВидеоHow PCA Works: Eigenvectors, Projection & Explained VarianceЧтениеHow PCA Reduces Dimensions and Visualizes PatternsВидеоReducing Dimensionality with PCA: From 64 Features to 2Лабораторная

t-SNE

Why PCA Isn't Always Enough: Enter t-SNEВидеоWhat Is t-SNE and How Is It Different from PCA?ЧтениеHow to Use t-SNE Effectively: Parameters, Best Practices, and PitfallsЧтениеHands-On with t-SNE: Visualizing Complex Patterns in 2DВидеоVisualizing Handwritten Digit Clusters with t-SNEЛабораторная

UMAP (Uniform Manifold Approximation and Projection)

Visualizing High-Dimensional Data: Why PCA and t-SNE Aren't Always EnoughЧтениеWhy UMAP Is a Game-Changer for Visualizing and Modeling Complex DataВидеоUMAP Demystified: What It Is—and What It Isn'tЧтениеUsing UMAP Effectively: Parameters, Use Cases, and CautionsЧтениеVisualizing Digits with UMAP in PythonВидеоUsing UMAP-Transformed Features for ClassificationВидео
04Natural Language Processing (NLP)23 материалов

Text Preprocessing

Understanding Natural Language Processing: Why It Matters TodayВидеоCleaning Raw Text Step by Step – From Noise to TokensВидеоStemming vs. Lemmatization – What's the Difference?ВидеоWhy Preprocessing Text Is the First Step to Better ModelsЧтениеStemming, Lemmatization, and Tools to PreprocessЧтениеClean Your First NLP Dataset: News Headlines EditionЛабораторная

Word Representations

From Text to Bag-of-Words – Your First Text VectorizerВидеоGoing Beyond Counts – TF-IDF in ActionВидеоFrom Words to Counts – Understanding BoW and TF-IDFЧтениеFrom Vectors to Meaning – Embeddings and When to Use ThemЧтениеExtracting Token Embeddings with Hugging Face TransformersВидеоSentence-Level Embeddings and Similarity ScoringВидео

Tokenizers and Embeddings

How Tokenization Works: Words, Subwords, and TransformersВидеоTokenizers and Embeddings: How Modern NLP Models Understand LanguageЧтениеGetting Word Vectors and Token Similarity with spaCyВидеоCreating Sentence Embeddings with Hugging Face TransformersВидеоCompare Static vs. Contextual Embeddings for Sentence SimilarityЛабораторная

Sentiment Analysis using Text Classification

TF-IDF Vectorization for Sentiment DataВидеоTraining and Evaluating a Sentiment ClassifierВидеоText Classification: From Features to PredictionsЧтениеFine-Tuning BERT for Sentiment Analysis with Hugging Face TransformersВидео Classical vs. Transformer Sentiment Models: A Head-to-Head ComparisonЛабораторная
05Reinforcement Learning15 материалов

Fundamentals of Reinforcement Learning

What Makes Reinforcement Learning DifferentВидеоKey Concepts of Reinforcement LearningЧтениеGetting Started with Reinforcement Learning: Agents, Actions, and RewardsВидеоSimulating a Reinforcement Learning Loop in PythonВидеоThe Markov Decision Process and RL TerminologyЧтениеSimulate Your First RL Environment with an Agent in GridWorldЛабораторная

Policy-Based vs. Value-Based Learning

Understanding Q-Learning and the Bellman UpdateВидеоImplementing Q-Learning in GridWorldВидеоValue vs Policy: Two Ways to Train an RL AgentЧтениеBuilding a Policy Network and Sampling ActionsВидеоTraining with the REINFORCE AlgorithmВидеоTrain Your First Q-Learning and REINFORCE AgentsЛабораторная

Real-World Applications

How RL Powers Robots, Games, and Financial DecisionsЧтениеChallenges and Frontiers of Real-World RLЧтениеSimulating a Real-World Decision Task Using RL ConceptsЛабораторная
06Time Series Forecasting16 материалов

Time Series Components

What Makes Time Series Data Unique?ЧтениеWhy Time Series Isn't Just Another DatasetВидеоWhat Makes Time Series Special: Trends, Seasonality & MoreВидеоVisualizing a Time Series in Python: Airline Passengers ExampleВидеоHow to Identify and Use Time Series ComponentsЧтениеDecomposing Time Series into Trend, Seasonality, and NoiseВидеоSeasonal-Trend Decomposition of Climatic Temperature Series AnalysisЛабораторная

ARIMA & Exponential Smoothing

Getting Started with ARIMA: A Classic Time Series ModelЧтениеWhy Regression Fails for Forecasting: A Retail Sales ExampleВидеоWhat Makes Forecasting Different: Let's Try ARIMA & Exponential SmoothingВидеоExponential Smoothing: A Simpler Way to ForecastЧтениеWeather Data Time Series Forecasting LabЛабораторная

Forecasting with Facebook Prophet

Understanding Facebook ProphetЧтениеGetting Started with Facebook Prophet in PythonВидеоWhy Facebook Prophet Makes Forecasting Easy (and Powerful)ВидеоForecasting Retail Sales Using Facebook ProphetЛабораторная
07Assessment2 материалов

Lesson

Learner Expectations for Skill AssessmentЧтениеSkill AssessmentЗадание
Exploring UMAP for Visualization and ModelingЛабораторная
Comparing Sparse and Dense Text Representations in PracticeЛабораторная