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Inginerie de Caracteristici Pas cu Pas: Pregătirea Datelor pentru ML

Missing Data, Scaling, Feature Extraction, Selection, Advanced Techniques & Automated Feature Engineering

Toate nivelurile • 22 Prelegeri • Acces pe viață
Dr. Amar Massoud

Master Instructor verificat

Feature Engineering Step by Step: ML Data Preparation
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Faceți cunoștință cu instructorul dvs.: Dr. Amar Massoud

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5.0 / 5.0
Evaluare globală
1
Studenți activi
Engleză (Statele Unite ale Americii)
99 de limbi Subtitrări
1 ore 37 min
Conținut total

Ce vei invata

Understand and apply feature engineering techniques to improve model accuracy.
Identify and mitigate bias, ensuring fair and ethical feature selection.
Implement automated feature engineering using libraries like FeatureTools.
Track and document feature versions for reproducibility and collaboration.

Conținutul cursului

10 secțiuni • 22 cursuri • 01:37:25 lungime totală

Introduction

06:05

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.

Our Use Case - Housing Price Prediction Dataset

03:01

Apply feature engineering to a housing price dataset by median imputation for missing values, one-hot encoding neighborhoods, creating house age, log-transforming square footage, correlation analysis, and standardizing data.

Types of Features and Domain Knowledge

03:24

Identify and transform feature types—categorical, numerical, temporal, and text—to improve machine learning models. Leverage domain knowledge to guide feature creation, selection, and interaction terms for better performance and interpretability.

Handling Missing Data

09:03

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

01:57

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

05:40

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

05:16

Binning Numerical Variables

03:36

One-Hot Encoding vs. Label Encoding

04:07

Compare one-hot encoding and label encoding for transforming categorical data into numerical features, weighing dimensionality against potential ordinal assumptions in different datasets.

Plan de Studiu Săptămânal
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Cerințe

Basic understanding of Python and machine learning concepts.

Familiarity with Pandas and Scikit-learn.

Basic experience working with datasets is recommended.

No advanced feature engineering experience is required.

Publicul țintă

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.

Despre acest curs

Unlock the full potential of your machine learning models with our comprehensive course on Feature Engineering. Designed for data science enthusiasts, machine learning practitioners, and developers, this course covers essential and advanced feature engineering techniques that will elevate your model’s performance, accuracy, and interpretability.

From handling missing data and transforming features to automated feature engineering with libraries like FeatureTools, you'll learn the skills to create powerful, relevant features. Discover key techniques like scaling, normalization, one-hot encoding, and feature extraction. Understand when to apply polynomial and interaction features to uncover deeper patterns, and leverage time-based features for time series data. This course also introduces crucial ethical considerations, showing you how to avoid bias, ensure fairness, and enhance interpretability in your features.

Through hands-on examples, a consistent real-world use case, and Python code for each method, you’ll gain practical experience you can apply immediately. You’ll also learn best practices for documentation and version control, ensuring your features are organized and reproducible. Finally, with continuous learning and iteration techniques, you'll be equipped to keep your models relevant and effective as data evolves.

Whether you’re looking to refine your feature engineering skills or automate your workflow, this course provides the knowledge and tools to build high-performing, ethical models. Enroll today and take a step toward mastering feature engineering in machine learning!

Oportunități de Carieră și Roluri Vizate

Dezvoltă competențe practice și califică-te pentru poziții căutate la nivel global

Curriculum Orientat spre Carieră
Roluri pentru care poți aplica

AI Solutions Engineer

Data Science Consultant

Machine Learning Practitioner

AI Workflow & Automation Specialist

Salariu Anual Estimat
$105,000 – $165,000 / yr
Cerere pe Piața Globală

Fastest Growing Worldwide (#1)

Competențe Cheie Dobândite
Model Fine-Tuning & Evaluation
Data Pipelines & Vector Analysis
Applied Generative AI Architecture
Predictive Analytics & Deployment
* Estimări bazate pe rapoartele globale de remunerare din tehnologie.
Cunoaște-ți instructorul
Dr. Amar Massoud
5.0 Evaluare
5 Studenți
Vezi profilul complet
Dr. Amar Massoud
Instructor principal
PhD in computer science and IT manager with 36 years technical experience in various fields including IT Security, IT Governance, IT Service Management , Software Development, Project Management, Business Analysis and Software Architecture. I hold 80+ IT certifications such as : ITIL 4 Master, ITIL 3 Expert ISO 27001 Auditor, ComptIA Security+, GSEC, CEH, ECSA, CISM, CISSP, CISA PGMP, MSP PMP, PMI-ACP, Prince2 Practitioner, Praxis, Scrum Master COBIT 2019 Implementor, COBIT 5 Assessor/Implementer TOGAF certified Lean Specialist, VSM Specialist PMI RMP, ISO 31000 Risk Manager, ISO 22301 Lead Auditor PMI-PBA, CBAP Lean Six Sigma Black Belt, ISO 9001 Implementer Azure Administrator, Azure DevOps Expert, AWS Practitioner And many more....

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