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Using OpenRefine

更新時間：2021-08-06 16:57:21

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ThebookisstyledonaCookbook,containingrecipes-combinedwithfreedatasets-whichwillturnreadersintoproficientOpenRefineusersinthefastestpossibleway.Thisbookistargetedatanyonewhoworksonorhandlesalargeamountofdata.NopriorknowledgeofOpenRefineisrequired,aswestartfromtheverybeginningandgraduallyrevealmoreadvancedfeatures.Youdon'tevenneedyourowndataset,asweprovideexampledatatotryoutthebook'srecipes.

目錄(47章)

倒序

封面
版權信息
Credits
Foreword
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Chapter 1. Diving Into OpenRefine
Introducing OpenRefine
Recipe 1 – installing OpenRefine
Recipe 2 – creating a new project
Recipe 3 – exploring your data
Recipe 4 – manipulating columns
Recipe 5 – using the project history
Recipe 6 – exporting a project
Recipe 7 – going for more memory
Summary
Chapter 2. Analyzing and Fixing Data
Recipe 1 – sorting data
Recipe 2 – faceting data
Recipe 3 – detecting duplicates
Recipe 4 – applying a text filter
Recipe 5 – using simple cell transformations
Recipe 6 – removing matching rows
Summary
Chapter 3. Advanced Data Operations
Recipe 1 – handling multi-valued cells
Recipe 2 – alternating between rows and records mode
Recipe 3 – clustering similar cells
Recipe 4 – transforming cell values
Recipe 5 – adding derived columns
Recipe 6 – splitting data across columns
Recipe 7 – transposing rows and columns
Summary
Chapter 4. Linking Datasets
Recipe 1 – reconciling values with Freebase
Recipe 2 – installing extensions
Recipe 3 – adding a reconciliation service
Recipe 4 – reconciling with Linked Data
Recipe 5 – extracting named entities
Summary
Appendix A. Regular Expressions and GREL
Regular expressions for text patterns
Overview
General Refine Expression Language (GREL)
Index 更新時間：2021-08-06 16:57:21

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Using OpenRefine