Tableau: Creating Interactive Data Visualizations / Табло: Создание интерактивных визуализаций данных Год издания: 2016 Автор: Jen Stirrup / Джен Стирруп Жанр или тематика: data visualization Издательство: Packt ISBN: 978-1-78712-419-6 Язык: Английский Формат: PDF Качество: Издательский макет или текст (eBook) Количество страниц: 654 Описание: Великолепный обзор по визуализации в Табло данных различной сложности для начинающих. About This Book Use data visualization principles to help you to design dashboards that enlighten and support business decisions Integrate your data to provide mashed-up dashboards Connect to various data sources and understand what data is appropriate for Tableau Public Understand chart types and when to use specific chart types with different types of data Who This Book Is For Data scientists who have just started using Tableau and want to build on the skills using practical examples. Familiarity with previous versions of Tableau will be helpful, but not necessary. What You Will Learn Customize your designs to meet the needs of your business using Tableau Use Tableau to prototype, develop, and deploy the final dashboard Create filled maps and use any shape file Discover features of Tableau Public, from basic to advanced Build geographic maps to bring context to data Create filters and actions to allow greater interactivity to Tableau Public visualizations and dashboards Publish and embed Tableau visualizations and dashboards in articles In Detail With increasing interest for data visualization in the media, businesses are looking to create effective dashboards that engage as well as communicate the truth of data. Tableau makes data accessible to everyone, and is a great way of sharing enterprise dashboards across the business. Tableau is a revolutionary toolkit that lets you simply and effectively create high-quality data visualizations. This course starts with making you familiar with its features and enable you to develop and enhance your dashboard skills, starting with an overview of what dashboard is, followed by how you can collect data using various mathematical formulas. Next, you'll learn to filter and group data, as well as how to use various functions to present the data in an appealing and accurate way. In the first module, you will learn how to use the key advanced string functions to play with data and images. You will be walked through the various features of Tableau including dual axes, scatterplot matrices, heat maps, and sizing.In the second module, you'll start with getting your data into Tableau, move onto generating progressively complex graphics, and end with the finishing touches and packaging your work for distribution. This module is filled with practical examples to help you create filled maps, use custom markers, add slider selectors, and create dashboards. You will learn how to manipulate data in various ways by applying various filters, logic, and calculating various aggregate measures. Finally, in the third module, you learn about Tableau Public using which allows readers to explore data associations in multiple-sourced public data, and uses state-of-the-art dashboard and chart graphics to immerse the users in an interactive experience. In this module, the readers can quickly gain confidence in understanding and expanding their visualization, creation knowledge, and quickly create interesting, interactive data visualizations to bring a richness and vibrancy to complex articles. The course provides a great overview for beginner to intermediate Tableau users, and covers the creation of data visualizations of varying complexities. Style and approach The approach will be a combined perspective, wherein we start by performing some basic recipes and move on to some advanced ones. Finally, we perform some advanced analytics and create appealing and insightful data stories using Tableau Public in a step-by-step manner.
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Module 1: Tableau Dashboard Chapter 1: A Short Dash to Dashboarding! 3 Introduction 3 Preparing for your first dashboard 4 Showing the power of data visualization 11 Connecting to data sources 22 Introducing the Tableau interface 30 Interacting with your first data visualization 36 Sharing your visualization with the world 45 Chapter 2: Summarizing Your Data for Dashboards 51 Introduction 51 Arithmetic – the queen of mathematics! 52 Dashboards and dates 61 Grouping your data with calculations 65 Correlation with calculations 76 Using cross-tabs flexibly 82 Simplifying your business rules with custom calculations 87ii Table of Contents Chapter 3: Interacting with Data for Dashboards 95 Introduction 95 Fun with filters – grouping your data with clarity 96 Hierarchies for revealing the dashboard message 109 Classifying your data for dashboards 114 Actions and interactions 120 Drilling into the details 124 Working with input controls 134 Chapter 4: Using Dashboards to Get Results 141 Introduction 141 Enriching data with mashups 142 Page trails 149 Guided analytics with Tableau 156 Sharing your results in a meeting 169 Notes and annotations 174 Using external data to enrich your dashboard 177 Chapter 5: Putting the Dash into Dashboards 181 Introduction 181 Choosing your visualization 182 Using parameters in dashboards 193 Using custom geocoding in Tableau 203 Profiting from Big Data to rev your visualization 208 Filtering your data for focus 215 Creating choices in dashboards using conditional logic 222 Chapter 6: Making Dashboards Relevant 229 Introduction 229 Adding an infographic to your Tableau dashboard 231 String manipulation in dashboards 238 Correcting data exports from Tableau to Excel 241 Blending data 244 Optimizing tips for efficient, fast visualization 247 Chapter 7: Visual Best Practices 259 Introduction 259 Coloring your numbers 260 Dueling with dual axes 265 Where is the three-dimensional data? 273 Eating humble pie – Pie charts or not? 277 Sizing to make a data story 281iii Table of Contents Module 2: Data Visualization with Tableau Chapter 1: Connecting to Data Sources 287 Introduction 287 Connecting to text files 288 Connecting to Excel files 291 Connecting to Access databases 293 Connecting to a SQL Server 294 Pasting from a clipboard 295 Connecting to other databases 298 Connecting to Windows Azure Marketplace 300 Understanding dimensions and measures 302 Changing data types 302 Applying filters 304 Merging multiple data sources 308 Chapter 2: Creating Univariate Charts 311 Introduction 311 Creating tables 312 Creating bar graphs 313 Creating pie charts 314 Sorting the graphs 316 Creating histograms 317 Creating line charts 318 Using the Show Me toolbar 320 Creating stacked bar graphs 321 Creating box plots 323 Showing aggregate measures 326 Showing the top 10 items 328 Chapter 3: Creating Bivariate Charts 331 Introduction 331 Creating tables 332 Creating scatter plots 333 Swapping rows and columns 335 Adding trend lines 335 Selecting color palettes 338 Using dates 340iv Table of Contents Chapter 4: Creating Multivariate Charts 343 Introduction 343 Creating facets 344 Creating area charts 345 Creating bullet graphs 346 Creating dual axes charts 348 Creating Gantt charts 349 Creating heat maps 351 Chapter 5: Creating Maps 353 Introduction 353 Setting geographic roles 353 Placing marks on a map 355 Overlaying demographic data 356 Creating choropleth maps 359 Using polygon shapes 361 Customizing maps 366 Chapter 6: Calculating User-defined Fields 369 Introduction 369 Using predefined functions 370 Calculating percentages 372 Applying the If-Then logic 373 Applying logical functions 374 Showing totals 375 Showing the percentage of totals 376 Discretizing data 379 Manipulating text 381 Aggregating data 383 Chapter 7: Customizing and Saving 385 Introduction 385 Adding title and caption 386 Modifying font sizes and colors 387 Applying various marks 388 Adding colors 391 Adding labels 393 Changing marks sizes 394 Adding reference lines 395 Printing to PDF 397 Saving packaged workbooks 398 Creating a workbook data extract 399v Table of Contents Chapter 8: Exporting and Sharing 403 Introduction 403 Saving a workbook on a Tableau server 403 Saving a workbook on the Web 404 Exporting images 406 Exporting data 407 Chapter 9: Exploring Advanced Features 409 Introduction 409 Viewing data 410 Changing the mark size 412 Using the presentation mode 414 Adding annotations 416 Excluding data on the fly 419 Customizing mark shapes 421 Adding drop-down selectors 423 Adding search box selectors 425 Adding slider selectors 427 Creating dashboards 428 Creating animated visualizations 430 Creating parameters 431 Module 3: Creating Data Stories with Tableau Public Chapter 1: Getting Started with Tableau Public 437 A Tableau Public overview 438 Telling your story with Tableau Public 440 Installing Tableau Public 442 Opening files and creating your profile 446 Discover 449 Exploring the visualizations of other authors 450 Summary 451 Chapter 2: Tableau Public Interface Features 453 Touring the Tableau Public user interface 454 Using the Marks card 465 The Show Me tool 469 Summary 471vi Table of Contents Chapter 3: Connecting to Data 473 Public data 473 Tables and databases 474 The data sources that Tableau Public connects to 475 The databases, tables, dimensions, facts, field formats and conventions 476 Connecting to the data in Tableau Public 478 Summary 488 Chapter 4: Visualization – Tips and Types 489 An overview of the development lifecycle 490 Ten visualization tips 491 The perception of visual clues 492 Using the Show Me tool to create charts 494 Answering questions using Show Me chart types 495 Types of visualization 500 Summary 516 Chapter 5: Calculations 517 Creating calculated fields 518 Types of calculations 520 The number functions 521 The date functions 522 Type conversions 524 The string functions 525 The aggregate functions 528 The logic functions 531 Blending data sources 536 Summary 541 Chapter 6: Level of Detail and Table Calculations 543 About data sources 544 Creating quick table calculations 544 Changing over time 545 Compute using 548 Manually editing table calculations 552 Ranking 555 Window versus running functions 557 The level of detail calculations 559 Summary 563Table of Contents Chapter 7: Dashboard Design and Styling 565 The dashboard design process 566 Best practices for dashboard design 567 Creating a dashboard 569 The dashboard tab interface 570 Setting the size of dashboard elements 575 Summary 582 Chapter 8: Filters and Actions 583 Adding and using Filters 583 Filtering across Data sources with parameters 592 Actions 603 URL actions 609 Summary 613 Chapter 9: Publishing Your Work 615 Saving your work and logging in to Tableau Public 615 Opening work from the Cloud 617 Managing your profile 618 Viewing your work online 620 Managing workbook details 623 Summary 624 Bibliography 625
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