This course offers a comprehensive exploration of machine learning and deep learning using PyTorch and Scikit-Learn. It provides clear explanations, visualizations, and practical examples to help learners build and deploy machine learning models. Ideal for Python developers, it covers the latest trends in deep learning, including GANs, reinforcement learning, and NLP with transformers.
通过 Coursera Plus 提高技能,仅需 239 美元/年(原价 399 美元)。立即节省

推荐体验
推荐体验
中级
Developers and data scientists with a solid understanding of Python basics, calculus, and linear algebra who want to master PyTorch and Scikit-Learn.
推荐体验
推荐体验
中级
Developers and data scientists with a solid understanding of Python basics, calculus, and linear algebra who want to master PyTorch and Scikit-Learn.
您将学到什么
Comprehensive coverage of machine learning theory and application.
Modern content on PyTorch, transformers, and graph neural networks.
Intuitive explanations, practical examples, and labs, for hands-on learning.
您将获得的技能
- Machine Learning Methods
- Feature Engineering
- Artificial Neural Networks
- Data Preprocessing
- Transfer Learning
- Reinforcement Learning
- Artificial Intelligence and Machine Learning (AI/ML)
- Data Processing
- Dimensionality Reduction
- Machine Learning
- Natural Language Processing
- Applied Machine Learning
- Model Evaluation
- Deep Learning
- Machine Learning Algorithms
要了解的详细信息

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18 项作业
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该课程共有19个模块
In this section, we explore the foundational concepts of machine learning, focusing on how algorithms can transform data into knowledge. We delve into the practical applications of supervised and unsupervised learning, equipping you with the skills to implement these techniques using Python tools for effective data analysis and prediction.
涵盖的内容
2个视频5篇阅读材料1个作业
2个视频•总计2分钟
- Course Overview•1分钟
- Module Overview•1分钟
5篇阅读材料•总计50分钟
- Introduction•10分钟
- Solving Interactive Problems with Reinforcement Learning•10分钟
- Introduction to the Basic Terminology and Notations•10分钟
- A Roadmap for Building Machine Learning Systems•10分钟
- Using Python for Machine Learning•10分钟
1个作业•总计10分钟
- Knowledge Check•10分钟
In this section, we implement the perceptron algorithm in Python to classify flower species in the Iris dataset, enhancing our understanding of machine learning classification. We also explore adaptive linear neurons to optimize models, using tools like pandas, NumPy, and Matplotlib for data processing and visualization.
涵盖的内容
1个视频7篇阅读材料1个作业1个编程作业1个非评分实验室
1个视频•总计1分钟
- Overview•1分钟
7篇阅读材料•总计70分钟
- Introduction•10分钟
- The Perceptron Learning Rule•10分钟
- Implementing a Perceptron Learning Algorithm in Python•10分钟
- Training a Perceptron Model on the Iris Dataset•10分钟
- Adaptive Linear Neurons and the Convergence of Learning•10分钟
- Implementing Adaline in Python•10分钟
- Improving Gradient Descent Through Feature Scaling•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
1个编程作业•总计20分钟
- Perceptron Lab Autograder•20分钟
1个非评分实验室•总计60分钟
- Implementing a Perceptron from Scratch in Python•60分钟
In this section, we explore various machine learning classifiers using scikit-learn's Python API, focusing on their implementation and practical applications. We analyze the strengths and weaknesses of classifiers with both linear and nonlinear decision boundaries to enhance our understanding of solving real-world classification problems efficiently.
涵盖的内容
1个视频11篇阅读材料1个作业1个编程作业1个非评分实验室
1个视频•总计1分钟
- Overview•1分钟
11篇阅读材料•总计110分钟
- Introduction•10分钟
- Modeling Class Probabilities Via Logistic Regression•10分钟
- Learning the Model Weights via the Logistic Loss Function•10分钟
- Converting an Adaline Implementation Into an Algorithm for Logistic Regression•10分钟
- Training a Logistic Regression Model with Scikit-Learn•10分钟
- Tackling Overfitting via Regularization•10分钟
- Maximum Margin Classification with Support Vector Machines•10分钟
- Solving Nonlinear Problems Using a Kernel SVM•10分钟
- Decision Tree Learning•10分钟
- Building a Decision Tree•10分钟
- K-Nearest Neighbours A Lazy Learning Algorithm•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
1个编程作业•总计180分钟
- Decision Tree Lab •180分钟
1个非评分实验室•总计60分钟
- Decision Tree Lab•60分钟
In this section, we focus on data preprocessing techniques using pandas 2.x to enhance machine learning model performance. We address missing data handling and feature selection to optimize model accuracy and efficiency.
涵盖的内容
1个视频9篇阅读材料1个作业1个编程作业1个非评分实验室
1个视频•总计1分钟
- Overview•1分钟
9篇阅读材料•总计90分钟
- Introduction•10分钟
- Understanding the scikit-learn Estimator API•10分钟
- Performing One-Hot Encoding on Nominal Features•10分钟
- Partitioning a Dataset Into Separate Training and Test Datasets•10分钟
- Bringing Features Onto the Same Scale•10分钟
- Selecting Meaningful Features•10分钟
- Sparse Solutions With L1 Regularization•10分钟
- Sequential Feature Selection Algorithms•10分钟
- Assessing Feature Importance with Random forests•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
1个编程作业•总计180分钟
- Graded Assignment: Random Forests for Feature Importance•180分钟
1个非评分实验室•总计60分钟
- Hands-On: Random Forests for Feature Importance•60分钟
In this section, we explore dimensionality reduction techniques such as PCA and LDA to simplify large datasets while preserving essential information. We also examine t-SNE for effective data visualization, enhancing our ability to manage and interpret complex data efficiently.
涵盖的内容
1个视频7篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
7篇阅读材料•总计70分钟
- Introduction•10分钟
- Extracting the Principal Components Step by Step•10分钟
- Feature Transformation•10分钟
- Principal Component Analysis in scikit-learn•10分钟
- Supervised Data Compression via Linear Discriminant Analysis•10分钟
- Selecting Linear Discriminants for the New Feature Subspace•10分钟
- Nonlinear Dimensionality Reduction and Visualization•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we explore best practices for evaluating and refining machine learning models, focusing on techniques like K-Fold Cross-Validation and hyperparameter tuning to enhance model performance. We also diagnose bias and variance issues using learning curves, ensuring models are both accurate and reliable in real-world applications.
涵盖的内容
1个视频8篇阅读材料1个作业1个编程作业1个非评分实验室
1个视频•总计1分钟
- Overview•1分钟
8篇阅读材料•总计80分钟
- Introduction•10分钟
- Using K-Fold Cross-Validation to Assess Model Performance•10分钟
- Estimating generalization performance•10分钟
- Addressing Over- And Underfitting With Validation Curves•10分钟
- More Resource-Efficient Hyperparameter Search With Successive Halving•10分钟
- Looking at Different Performance Evaluation Metrics•10分钟
- Plotting a Receiver Operating Characteristic•10分钟
- Dealing With Class Imbalance•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
1个编程作业•总计30分钟
- Performance Evaluation Metrics graded assignment•30分钟
1个非评分实验室•总计35分钟
- Hands-on: Performance Evaluation Metrics lab•35分钟
In this section, we explore ensemble learning techniques by implementing majority voting, bagging, and boosting to enhance model accuracy and robustness. We focus on practical applications, such as reducing overfitting and improving weak learner performance, to build more reliable predictive models.
涵盖的内容
1个视频9篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
9篇阅读材料•总计90分钟
- Introduction•10分钟
- Combining Classifiers Via Majority Vote•10分钟
- Using the Majority Voting Principle to Make Predictions•10分钟
- Evaluating and Tuning the Ensemble Classifier•10分钟
- Bagging Building An Ensemble Of Classifiers From Bootstrap Samples•10分钟
- Leveraging Weak Learners Via Adaptive Boosting•10分钟
- Applying AdaBoost Using scikit-learn•10分钟
- Gradient Boosting Training An Ensemble Based On Loss Gradients•10分钟
- Explaining the Gradient Boosting Algorithm for Classification•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we apply machine learning to sentiment analysis by preparing IMDb movie review data, transforming text into feature vectors, and training a logistic regression model for classification. We also explore out-of-core learning techniques to handle large datasets efficiently, enhancing our ability to derive insights from extensive text data collections.
涵盖的内容
1个视频7篇阅读材料1个作业1个编程作业1个非评分实验室
1个视频•总计1分钟
- Overview•1分钟
7篇阅读材料•总计70分钟
- Introduction•10分钟
- Introducing the Bag-Of-Words Model•10分钟
- Assessing Word Relevancy Via Term Frequency-Inverse Document Frequency•10分钟
- Cleaning Text Data•10分钟
- Training a Logistic Regression Model for Document Classification•10分钟
- Working with Bigger Data Online Algorithms and Out-of-Core Learning•10分钟
- Topic Modeling with Latent Dirichlet Allocation•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
1个编程作业•总计35分钟
- Assignment: Cleaning text and building a bag-of-words•35分钟
1个非评分实验室•总计45分钟
- Hands-on: Cleaning text and building a bag-of-words•45分钟
In this section, we explore regression analysis to predict continuous target variables, focusing on implementing linear regression with scikit-learn and designing robust models to handle outliers. We also analyze nonlinear data using polynomial regression, enhancing our ability to interpret complex data patterns and make informed predictions in scientific and industrial contexts.
涵盖的内容
1个视频6篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
6篇阅读材料•总计60分钟
- Introduction•10分钟
- Looking at Relationships Using a Correlation Matrix•10分钟
- Estimating the Coefficient of a Regression Model via scikit-learn•10分钟
- Using Regularized Methods for Regression•10分钟
- Dealing With Nonlinear Relationships Using Random Forests•10分钟
- Random Forest Regression•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we explore clustering analysis to organize unlabeled data into meaningful groups using unsupervised learning techniques. We implement k-means clustering with scikit-learn, design hierarchical clustering trees, and analyze data density with DBSCAN to enhance data analysis and decision-making processes.
涵盖的内容
1个视频5篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
5篇阅读材料•总计50分钟
- Introduction•10分钟
- A smarter way of placing the initial cluster centroids using k-means++•10分钟
- Using the elbow method to find the optimal number of clusters•10分钟
- Grouping clusters in a bottom-up fashion•10分钟
- Attaching dendrograms to a heat map•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we implement a multilayer neural network from scratch using Python, focusing on the backpropagation algorithm for training. We also evaluate the network's performance on image classification tasks, emphasizing the importance of understanding these foundational concepts for developing advanced deep learning models.
涵盖的内容
1个视频8篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
8篇阅读材料•总计80分钟
- Introduction•10分钟
- Introducing the Multilayer Neural Network Architecture•10分钟
- Activating a Neural Network via Forward Propagation•10分钟
- Classifying Handwritten Digits•10分钟
- Implementing a Multilayer Perceptron•10分钟
- Coding the Neural Network Training Loop•10分钟
- Evaluating the Neural Network Performance•10分钟
- Training Neural Networks Via Backpropagation•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we delve into how PyTorch enhances neural network training efficiency by utilizing its Dataset and DataLoader for streamlined input pipelines. We also explore the implementation of neural networks using PyTorch's torch.nn module and analyze various activation functions to optimize artificial neural networks.
涵盖的内容
1个视频9篇阅读材料1个作业1个编程作业1个非评分实验室
1个视频•总计1分钟
- Overview•1分钟
9篇阅读材料•总计90分钟
- Introduction•10分钟
- First Steps with PyTorch•10分钟
- Split, Stack, And Concatenate Tensors•10分钟
- Shuffle, Batch, and Repeat•10分钟
- Fetching Available Datasets From the torchvision.datasets Library•10分钟
- Building an NN Model in PyTorch•10分钟
- Model Training via the torch.nn and torch.optim Modules•10分钟
- Saving and Reloading the Trained Model•10分钟
- Estimating Class Probabilities in Multiclass Classification via the Softmax Function•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
1个编程作业•总计35分钟
- Assignment: the basics of PyTorch•35分钟
1个非评分实验室•总计60分钟
- Hands-On: The basics of PyTorch•60分钟
In this section, we delve into PyTorch's mechanics, focusing on implementing neural networks using the `torch.nn` module and designing custom layers for research projects. We also analyze computation graphs to enhance model building, equipping you with skills to tackle complex machine learning tasks efficiently.
涵盖的内容
1个视频9篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
9篇阅读材料•总计90分钟
- Introduction•10分钟
- Computing Gradients via Automatic Differentiation•10分钟
- Simplifying Implementations of Common Architectures via the torch.nn Module•10分钟
- Solving an XOR Classification Problem•10分钟
- Making Model Building More Flexible With nn.Module•10分钟
- Project One Predicting the Fuel Efficiency of a Car•10分钟
- Training a DNN Regression Model•10分钟
- Higher-Level PyTorch APIs A Short Introduction to PyTorch-Lightning•10分钟
- Training the Model Using the PyTorch Lightning Trainer Class•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we explore the implementation of convolutional neural networks (CNNs) in PyTorch for image classification tasks, focusing on understanding CNN architectures and enhancing model performance through data augmentation techniques. We also delve into the building blocks of CNNs, including convolution operations and subsampling layers, to equip you with the skills necessary for developing robust image recognition systems.
涵盖的内容
1个视频10篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
10篇阅读材料•总计100分钟
- Introduction•10分钟
- Padding inputs to control the size of the output feature maps•10分钟
- Performing a discrete convolution in 2D•10分钟
- Subsampling layers•10分钟
- Working with multiple input or color channels•10分钟
- Regularizing an NN with L2 regularization and dropout•10分钟
- Loss functions for classification•10分钟
- The multilayer CNN architecture•10分钟
- Loading the CelebA dataset•10分钟
- Training a CNN smile classifier•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we explore the implementation of recurrent neural networks (RNNs) for sequence modeling in PyTorch, focusing on their application in sentiment analysis and character-level language modeling. We delve into the intricacies of RNNs, including long short-term memory (LSTM) cells, to enhance our understanding of processing sequential data effectively.
涵盖的内容
1个视频7篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
7篇阅读材料•总计70分钟
- Introduction•10分钟
- Computing activations in an RNN•10分钟
- The challenges of learning long-range interactions•10分钟
- Project one - predicting the sentiment of IMDb movie reviews•10分钟
- Building an RNN model•10分钟
- Project two - character-level language modeling in PyTorch•10分钟
- Building a character-level RNN model•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we explore how attention mechanisms enhance NLP by improving RNNs and introducing self-attention in transformer models. We also learn to fine-tune BERT for sentiment analysis using PyTorch, advancing language processing applications.
涵盖的内容
1个视频14篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
14篇阅读材料•总计140分钟
- Introduction•10分钟
- Generating Outputs from Context Vectors•10分钟
- Introducing the Self-Attention Mechanism•10分钟
- Parameterizing the Self-Attention Mechanism Scaled Dot-Product Attention•10分钟
- Attention Is All We Need: Introducing the Original Transformer Architecture•10分钟
- Learning a Language Model Decoder and Masked Multi-Head Attention•10分钟
- Building Large-Scale Language Models by Leveraging Unlabeled Data•10分钟
- Leveraging Unlabeled Data with GPT•10分钟
- Using GPT-2 to Generate New Text•10分钟
- Bidirectional Pre-Training with BERT•10分钟
- The Best of Both Worlds BART•10分钟
- Fine-Tuning a BERT Model in PyTorch•10分钟
- Loading and Fine-Tuning a Pre-Trained BERT Model•10分钟
- Fine-Tuning a Transformer More Conveniently Using the Trainer API•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we explore generative adversarial networks (GANs) and their application in synthesizing new data samples, focusing on implementing a simple GAN to generate handwritten digits. We also analyze the loss functions for the generator and discriminator, and discuss improvements using convolutional techniques to enhance data generation quality.
涵盖的内容
1个视频8篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
8篇阅读材料•总计80分钟
- Introduction•10分钟
- Generative models for synthesizing new data•10分钟
- Training GAN models on Google Colab•10分钟
- Defining the training dataset•10分钟
- Transposed convolution•10分钟
- Implementing the generator and discriminator•10分钟
- Dissimilarity measures between two distributions•10分钟
- Using EM distance in practice for GANs•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
In this section, we explore the implementation of graph neural networks (GNNs) using PyTorch Geometric, focusing on designing graph convolutions for molecular property prediction. We also analyze how graph data is represented in neural networks to enhance the understanding and application of GNNs in AI tasks such as drug discovery and traffic forecasting.
涵盖的内容
1个视频7篇阅读材料1个作业
1个视频•总计1分钟
- Overview•1分钟
7篇阅读材料•总计70分钟
- Introduction•10分钟
- Implementing a Basic Graph Convolution•10分钟
- Implementing a GNN in PyTorch from Scratch•10分钟
- Batch Is a List of Dictionaries Each Containing the Representation and Label of a Graph•10分钟
- Implementing a GNN Using the PyTorch Geometric Library•10分钟
- Other GNN Layers and Recent Developments•10分钟
- Pooling•10分钟
1个作业•总计10分钟
- Knowledge check•10分钟
This chapter introduces reinforcement learning, covering the theory and implementation of algorithms for training agents to make optimal decisions. We explore key concepts like Markov decision processes, Q-learning, and deep Q-learning, with practical examples in Python using OpenAI Gym.
涵盖的内容
1个视频13篇阅读材料
1个视频•总计1分钟
- Overview•1分钟
13篇阅读材料•总计130分钟
- Introduction•10分钟
- Defining the agent-environment interface of a reinforcement learning system•10分钟
- Visualization of a Markov process•10分钟
- Value Function•10分钟
- Dynamic programming using the Bellman equation•10分钟
- Dynamic programming•10分钟
- Value iteration•10分钟
- Temporal difference learning•10分钟
- Off-policy TD control (Q-learning)•10分钟
- Implementing the grid world environment in OpenAI Gym•10分钟
- Solving the grid world problem with Q-learning•10分钟
- Training a DQN model according to the Q-learning algorithm•10分钟
- Implementing a deep Q-learning algorithm•10分钟
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Packt helps tech professionals put software to work by distilling and sharing the working knowledge of their peers. Packt is an established global technical learning content provider, founded in Birmingham, UK, with over twenty years of experience delivering premium, rich content from groundbreaking authors on a wide range of emerging and popular technologies.
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