Mastering Clojure Data Analysis. If you’d like to apply your Clojure skills to performing data analysis, this is the book for you. The example based approach aids fast learning and covers basic to advanced topics. Get deeper into your data - Helion

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Autor: Eric Richard Rochester
Tytuł oryginału: Mastering Clojure Data Analysis. If you’d like to apply your Clojure skills to performing data analysis, this is the book for you. The example based approach aids fast learning and covers basic to advanced topics. Get deeper into your data.
ISBN: 9781783284146
stron: 340, Format: ebook
Data wydania: 2014-05-26
Księgarnia: Helion

Cena książki: 189,00 zł

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Spis treści

Mastering Clojure Data Analysis. If you’d like to apply your Clojure skills to performing data analysis, this is the book for you. The example based approach aids fast learning and covers basic to advanced topics. Get deeper into your data eBook -- spis treści

Mastering Clojure Data Analysis
- Table of Contents
- Mastering Clojure Data Analysis
- Credits
- About the Author
- About the Reviewers
- www.PacktPub.com
  - Support files, eBooks, discount offers, and more
    - Why subscribe?
    - Free access for Packt account holders
- Preface
  - What this book covers
  - What you need for this book
  - Who this book is for
  - Conventions
  - Reader feedback
  - Customer support
    - Downloading the example code
    - Downloading the color images of this book
    - Errata
    - Piracy
    - Questions
- 1. Network Analysis The Six Degrees of Kevin Bacon
  - Analyzing social networks
  - Getting the data
  - Understanding graphs
  - Implementing the graphs
    - Loading the data
  - Measuring social network graphs
    - Density
    - Degrees
    - Paths
    - Average path length
    - Network diameter
    - Clustering coefficient
    - Centrality
    - Degrees of separation
  - Visualizing the graph
    - Setting up ClojureScript
    - A force-directed layout
    - A hive plot
    - A pie chart
  - Summary
- 2. GIS Analysis Mapping Climate Change
  - Understanding GIS
  - Mapping the climate change
    - Downloading and extracting the data
      - Downloading the files
      - Extracting the files
    - Transforming the data filtering
    - Rolling averages
      - Reading the data
    - Interpolating sample points and generating heat maps using inverse distance weighting (IDW)
  - Working with map projections
    - Finding a base map
  - Working with ArcGIS
  - Summary
- 3. Topic Modeling Changing Concerns in the State of the Union Addresses
  - Understanding data in the State of Union addresses
  - Understanding topic modeling
  - Preparing for visualizations
  - Setting up the project
  - Getting the data
    - Loading the data into MALLET
    - Visualizing with D3 and ClojureScript
    - Exploring the topics
      - Exploring topic 43
      - Exploring topic 26
      - Exploring topic 42
  - Summary
- 4. Classifying UFO Sightings
  - Getting the data
  - Extracting the data
  - Dealing with messy data
  - Visualizing UFO data
  - Description
  - Topic modeling descriptions
  - Hoaxes
    - Preparing the data
      - Reading the data into a sequence of data records
      - Splitting the NUFORC comments
      - Categorizing the documents based on the comments
      - Partitioning the documents into directories based on the categories
      - Dividing them into training and test sets
    - Classifying the data
      - Coding the classifier interface
        
        Setting up the Pipe and InstanceList
        
        Training
        
        Classifying
        
        Validating
        
        Tying it all together
      - Running the classifier and examining the results
  - Summary
- 5. Benfords Law Detecting Natural Progressions of Numbers
  - Learning about Benford's Law
    - Applying Benford's law to compound interest
    - Looking at the world population data
  - Failing Benford's Law
  - Case studies
  - Summary
- 6. Sentiment Analysis Categorizing Hotel Reviews
  - Understanding sentiment analysis
  - Getting hotel review data
  - Exploring the data
  - Preparing the data
    - Tokenizing
    - Creating feature vectors
    - Creating feature vector functions and POS tagging
  - Cross-validating the results
  - Calculating error rates
  - Using the Weka machine learning library
    - Connecting Weka and cross-validation
    - Understanding maximum entropy classifiers
    - Understanding naive Bayesian classifiers
  - Running the experiment
  - Examining the results
    - Combining the error rates
  - Improving the results
  - Summary
- 7. Null Hypothesis Tests Analyzing Crime Data
  - Introducing confirmatory data analysis
  - Understanding null hypothesis testing
    - Understanding the process
      - Formulating an initial hypothesis
      - Stating the null and alternative hypotheses
      - Determining appropriate tests
      - Selecting the significance level
      - Determining the critical region
      - Calculating the test statistics and its probability
      - Deciding whether to reject the null hypothesis or not
    - Flipping coins
      - Formulating an initial hypothesis
      - Stating the null and alternative hypotheses
      - Identifying the statistical assumptions in the sample
      - Determining appropriate tests
        
        Selecting the significance level
        
        Determining the critical region
        
        Calculating the test statistic and its probability
        
        Deciding whether to reject the null hypothesis or not
  - Understanding burglary rates
    - Getting the data
    - Parsing the Excel files
    - Pulling out raw data
      - Growing a data tree
      - Cutting down the data tree
      - Putting it all together
      - Transforming the data
      - Joining the data sources
      - Pivoting the data
      - Filtering the missing data
      - Putting it all together
  - Exploring the data
    - Generating summary statistics
      - Summarizing UNODC crime data
      - Summarizing World Bank land area and GNI data
    - Generating more charts and graphs
  - Conducting the experiment
    - Formulating an initial hypothesis
    - Stating the null and alternative hypotheses
    - Identifying the statistical assumptions in the sample
    - Determining which tests are appropriate
      - Understanding Spearman's rank correlation coefficient
    - Selecting the significance level
    - Determining the critical region
    - Calculating the test statistic and its probability
    - Deciding whether to reject the null hypothesis or not
  - Interpreting the results
  - Summary
- 8. A/B Testing Statistical Experiments for the Web
  - Defining A/B testing
  - Conducting an A/B test
    - Planning the experiment
    - Framing the statistics
    - Building the experiment
      - Looking at options to build the site
    - Implementing A/B testing on the server
      - Understanding the scaffolded site
    - Building the test site
    - Implementing A/B testing
    - Viewing the results
      - Looking at A/B testing as a user
    - Analyzing the results
      - Understanding the t-test
        
        Testing coin tosses
    - Testing the results
  - Summary
- 9. Analyzing Social Data Participation
  - Setting up the project
    - Understanding the analyses
    - Understanding social network data
    - Understanding knowledge-based social networks
    - Introducing the 80/20 rule
      - Getting the data
      - Looking at the amount of data
        
        Looking at the data format
      - Defining and loading the data
      - Counting frequencies
      - Sorting and ranking
      - Finding the patterns of participation
    - Matching the 80/20 rule
    - Looking for the 20 percent of questioners
    - Looking for the 20 percent of respondents
    - Combining ranks
      - Looking at those who only post questions
      - Looking at those who only post answers
      - Looking at those who post both questions and answers
    - Finding the up-voted answers
    - Processing the answers
      - Predicting the accepted answer
    - Setting up
      - Creating the InstanceList object
    - Training sets and Test sets
      - Training
      - Testing
    - Evaluating the outcome
  - Summary
- 10. Modeling Stock Data
  - Learning about financial data analysis
  - Setting up the basics
    - Setting up the library
    - Getting the data
  - Getting prepared with data
    - Working with news articles
    - Working with stock data
  - Analyzing the text
    - Analyzing vocabulary
    - Stop lists
    - Hapax and Dis Legomena
    - TF-IDF
  - Inspecting the stock prices
  - Merging text and stock features
  - Analyzing both text and stock features together with neural nets
    - Understanding neural nets
    - Setting up the neural net
    - Training the neural net
    - Running the neural net
    - Validating the neural net
    - Finding the best parameters
  - Predicting the future
    - Loading stock prices
    - Loading news articles
    - Creating training and test sets
    - Finding the best parameters for the neural network
    - Training and validating the neural network
    - Running the network on new data
  - Taking it with a grain of salt
    - Related to this project
    - Related to machine learning and market modeling in general
  - Summary
- Index