Hands-On Data Analysis with Pandas: A Python Data Science Handbook for Data Collection, Wrangling, Analysis, and Visualization

Molin, Stefanie.

Детальная информация

Название	Hands-On Data Analysis with Pandas: A Python Data Science Handbook for Data Collection, Wrangling, Analysis, and Visualization. — Second edition.
Авторы	Molin Stefanie.
Коллекция	Электронные книги зарубежных издательств ; Общая коллекция
Тематика	Python (Computer program language) ; Data mining. ; EBSCO eBooks
Тип документа	Другой
Тип файла	PDF
Язык	Английский
Права доступа	Доступ по паролю из сети Интернет (чтение, печать, копирование)
Ключ записи	on1249629222
Дата создания записи	05.05.2021

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Cover
Title Page
Copyright and Credits
Dedicated
Foreword to the Second Edition
Foreword to the First Edition
Contributors
Table of Contents
Preface
Section 1: Getting Started with Pandas
Chapter 1: Introduction to Data Analysis
- Chapter materials
- The fundamentals of data analysis
  - Data collection
  - Data wrangling
  - Exploratory data analysis
  - Drawing conclusions
- Statistical foundations
  - Sampling
  - Descriptive statistics
  - Prediction and forecasting
  - Inferential statistics
- Setting up a virtual environment
  - Virtual environments
  - Installing the required Python packages
  - Why pandas?
  - Jupyter Notebooks
- Summary
- Exercises
- Further reading
Chapter 2: Working with Pandas DataFrames
- Chapter materials
- Pandas data structures
  - Series
  - Index
  - DataFrame
- Creating a pandas DataFrame
  - From a Python object
  - From a file
  - From a database
  - From an API
- Inspecting a DataFrame object
  - Examining the data
  - Describing and summarizing the data
- Grabbing subsets of the data
  - Selecting columns
  - Slicing
  - Indexing
  - Filtering
- Adding and removing data
  - Creating new data
  - Deleting unwanted data
- Summary
- Exercises
- Further reading
Section 2: Using Pandas for Data Analysis
Chapter 3: Data Wrangling with Pandas
- Chapter materials
- Understanding data wrangling
  - Data cleaning
  - Data transformation
  - Data enrichment
- Exploring an API to find and collect temperature data
- Cleaning data
  - Renaming columns
  - Type conversion
  - Reordering, reindexing, and sorting data
- Reshaping data
  - Transposing DataFrames
  - Pivoting DataFrames
  - Melting DataFrames
- Handling duplicate, missing, or invalid data
  - Finding the problematic data
  - Mitigating the issues
- Summary
- Exercises
- Further reading
Chapter 4: Aggregating Pandas DataFrames
- Chapter materials
- Performing database-style operations on DataFrames
  - Querying DataFrames
  - Merging DataFrames
- Using DataFrame operations to enrich data
  - Arithmetic and statistics
  - Binning
  - Applying functions
  - Window calculations
  - Pipes
- Aggregating data
  - Summarizing DataFrames
  - Aggregating by group
  - Pivot tables and crosstabs
- Working with time series data
  - Time-based selection and filtering
  - Shifting for lagged data
  - Differenced data
  - Resampling
  - Merging time series
- Summary
- Exercises
- Further reading
Chapter 5: Visualizing Data with Pandas and Matplotlib
- Chapter materials
- An introduction to matplotlib
  - The basics
  - Plot components
  - Additional options
- Plotting with pandas
  - Evolution over time
  - Relationships between variables
  - Distributions
  - Counts and frequencies
- The pandas.plotting module
  - Scatter matrices
  - Lag plots
  - Autocorrelation plots
  - Bootstrap plots
- Summary
- Exercises
- Further reading
Chapter 6: Plotting with Seaborn and Customization Techniques
- Chapter materials
- Utilizing seaborn for advanced plotting
  - Categorical data
  - Correlations and heatmaps
  - Regression plots
  - Faceting
- Formatting plots with matplotlib
  - Titles and labels
  - Legends
  - Formatting axes
- Customizing visualizations
  - Adding reference lines
  - Shading regions
  - Annotations
  - Colors
  - Textures
- Summary
- Exercises
- Further reading
Section 3: Applications – Real-World Analyses Using Pandas
Chapter 7: Financial Analysis – Bitcoin and the Stock Market
- Chapter materials
- Building a Python package
  - Package structure
  - Overview of the stock_analysis package
  - UML diagrams
- Collecting financial data
  - The StockReader class
  - Collecting historical data from Yahoo! Finance
- Exploratory data analysis
  - The Visualizer class family
  - Visualizing a stock
  - Visualizing multiple assets
- Technical analysis of financial instruments
  - The StockAnalyzer class
  - The AssetGroupAnalyzer class
  - Comparing assets
- Modeling performance using historical data
  - The StockModeler class
  - Time series decomposition
  - ARIMA
  - Linear regression with statsmodels
  - Comparing models
- Summary
- Exercises
- Further reading
Chapter 8: Rule-Based Anomaly Detection
- Chapter materials
- Simulating login attempts
  - Assumptions
  - The login_attempt_simulator package
  - Simulating from the command line
- Exploratory data analysis
- Implementing rule-based anomaly detection
  - Percent difference
  - Tukey fence
  - Z-score
  - Evaluating performance
- Summary
- Exercises
- Further reading
Section 4: Introduction to Machine Learning with Scikit-Learn
Chapter 9: Getting Started with Machine Learning in Python
- Chapter materials
- Overview of the machine learning landscape
  - Types of machine learning
  - Common tasks
  - Machine learning in Python
- Exploratory data analysis
  - Red wine quality data
  - White and red wine chemical properties data
  - Planets and exoplanets data
- Preprocessing data
  - Training and testing sets
  - Scaling and centering data
  - Encoding data
  - Imputing
  - Additional transformers
  - Building data pipelines
- Clustering
  - k-means
  - Evaluating clustering results
- Regression
  - Linear regression
  - Evaluating regression results
- Classification
  - Logistic regression
  - Evaluating classification results
- Summary
- Exercises
- Further reading
Chapter 10: Making Better Predictions – Optimizing Models
- Chapter materials
- Hyperparameter tuning with grid search
- Feature engineering
  - Interaction terms and polynomial features
  - Dimensionality reduction
  - Feature unions
  - Feature importances
- Ensemble methods
  - Random forest
  - Gradient boosting
  - Voting
- Inspecting classification prediction confidence
- Addressing class imbalance
  - Under-sampling
  - Over-sampling
- Regularization
- Summary
- Exercises
- Further reading
Chapter 11: Machine Learning Anomaly Detection
- Chapter materials
- Exploring the simulated login attempts data
- Utilizing unsupervised methods of anomaly detection
  - Isolation forest
  - Local outlier factor
  - Comparing models
- Implementing supervised anomaly detection
  - Baselining
  - Logistic regression
- Incorporating a feedback loop with online learning
  - Creating the PartialFitPipeline subclass
  - Stochastic gradient descent classifier
- Summary
- Exercises
- Further reading
Section 5: Additional Resources
Chapter 12: The Road Ahead
- Data resources
  - Python packages
  - Searching for data
  - APIs
  - Websites
- Practicing working with data
- Python practice
- Summary
- Exercises
- Further reading
Solutions
Appendix
About Packt
Other Books You May Enjoy
Index

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