Master feature engineering for machine learning with a practical, hands-on approach, applying techniques from basic feature creation to PCA, imputation, encoding, regularization, and cross-validation using Python code.
認識您的導師:Dr. Amar Massoud
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課程內容
10 部分 • 22 講座 • 01:37:25 總長度Handling Missing Data
Learn strategies to handle missing data, from mean, median, and mode imputation to modeling-based approaches like KNN and regression. Apply these to numerical and categorical features, including frequent category imputation.
Feature Transformation
Explore feature transformation techniques for machine learning, including scaling, normalization, log and power transformations, binning, and one hot encoding for categorical data.
Scaling and Normalization
Learn to scale and normalize features using standardization to zero mean and unit variance or min-max normalization to 0–1, improving model training on housing data.
Log Transformation, Power Transformation
Binning Numerical Variables
One-Hot Encoding vs. Label Encoding
Compare one-hot encoding and label encoding for transforming categorical data into numerical features, weighing dimensionality against potential ordinal assumptions in different datasets.
規劃您的學習之旅
AI根據您的可用時間生成個人化時間表要求
基本了解Python和机器学习概念。
熟悉Pandas和Scikit-learn。
具备基本的数据集工作经验是推荐的。
不需要高级特征工程经验。
Data science enthusiasts looking to deepen their skills in feature engineering.
Beginner and intermediate data scientists aiming to improve model performance.
Machine learning practitioners who want practical, hands-on experience.
Developers interested in ethical AI and responsible data practices.
關於本課程
通过我们全面的特征工程课程,充分释放机器学习模型的潜力。该课程为数据科学爱好者、机器学习从业者和开发人员设计,涵盖了基本和高级特征工程技术,这些技术将提升模型的性能、准确性和可解释性。
从处理缺失数据和转换特征到使用FeatureTools等库进行自动化特征工程,您将学习创建强大、相关特征的技能。了解缩放、归一化、独热编码和特征提取等关键技术。了解何时应用多项式和交互特征以揭示更深层次的模式,并利用时间序列数据的时间特征。本课程还介绍了关键的伦理考虑,向您展示如何避免偏见、确保公平性并增强特征的可解释性。
通过实践示例、一致的真实世界用例和每种方法的Python代码,您将获得可以立即应用的实践经验。您还将学习文档和版本控制的最佳实践,确保您的特征组织良好且可重复。最后,通过持续学习和迭代技术,您将获得保持模型相关性和有效性的工具,以随着数据的发展而保持相关性。
无论您是想完善特征工程技能还是自动化工作流程,本课程都提供了构建高性能、符合道德的模型所需的知识和工具。立即注册,迈向掌握机器学习中的特征工程!
職業發展機會與目標職位
掌握前沿實務技能,勝任全球高薪核心職務
AI Solutions Engineer
Data Science Consultant
Machine Learning Practitioner
AI Workflow & Automation Specialist
$105,000 – $165,000 / yr
Fastest Growing Worldwide (#1)
Dr. Amar Massoud
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