Format:
1 online resource (127 Seiten)
ISBN:
9781783289097
Content:
The book is styled on a Cookbook, containing recipes - combined with free datasets - which will turn readers into proficient OpenRefine users in the fastest possible way.This book is targeted at anyone who works on or handles a large amount of data. No prior knowledge of OpenRefine is required, as we start from the very beginning and gradually reveal more advanced features. You don't even need your own dataset, as we provide example data to try out the book's recipes.
Content:
Intro -- Using OpenRefine -- Table of Contents -- Using OpenRefine -- Credits -- Foreword -- About the Authors -- 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 files -- Errata -- Piracy -- Questions -- 1. Diving Into OpenRefine -- Introducing OpenRefine -- Recipe 1 - installing OpenRefine -- Windows -- Mac -- Linux -- Recipe 2 - creating a new project -- File formats supported by OpenRefine -- Recipe 3 - exploring your data -- Recipe 4 - manipulating columns -- Collapsing and expanding columns -- Moving columns around -- Renaming and removing columns -- Recipe 5 - using the project history -- Recipe 6 - exporting a project -- Recipe 7 - going for more memory -- Windows -- Mac -- Linux -- Summary -- 2. Analyzing and Fixing Data -- Recipe 1 - sorting data -- Reordering rows -- Recipe 2 - faceting data -- Text facets -- Numeric facets -- Customized facets -- Faceting by star or flag -- Recipe 3 - detecting duplicates -- Recipe 4 - applying a text filter -- Recipe 5 - using simple cell transformations -- Recipe 6 - removing matching rows -- Summary -- 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 -- 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.
Note:
Description based on publisher supplied metadata and other sources
,
Cover; Copyright; Credits; Foreword; About the Authors; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Diving Into OpenRefine; Introducing OpenRefine; Recipe 1 - installing OpenRefine; Windows; Mac; Linux; Recipe 2 - creating a new project; File formats supported by OpenRefine; Recipe 3 - exploring your data; Recipe 4 - manipulating columns; Collapsing and expanding columns; Moving columns around; Renaming and removing columns; Recipe 5 - using the project history; Recipe 6 - exporting a project; Recipe 7 - going for more memory; Windows; Mac; Linux; Summary
,
Chapter 2: Analyzing and Fixing DataRecipe 1 - sorting data; Reordering rows; Recipe 2 - faceting data; Text facets; Numeric facets; Customized facets; Faceting by star or flag; 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 columnsRecipe 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: Regular Expressions and GREL; Regular expressions for text patterns; Character classes; Quantifiers; Anchors; Choices; Groups; Overview; General Refine Expression Language (GREL); Transforming data; Creating custom facets; Solving problems with GREL; Index
Additional Edition:
ISBN 9781783289080
Additional Edition:
Erscheint auch als Druck-Ausgabe Verborgh, Ruben Using OpenRefine Birmingham : Packt Publishing, 2013 ISBN 9781783289080
Additional Edition:
ISBN 1783289082
Language:
English
Subjects:
Computer Science
Keywords:
Datenanalyse
;
Debugging
;
Daten
;
World Wide Web
;
Electronic books
URL:
Volltext
(lizenzpflichtig)
Author information:
Verborgh, Ruben
Author information:
De Wilde, Max
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