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Pro DAX and Data Modeling in Power BI, Aspin


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Цена: 7317.00р.
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Автор: Aspin
Название:  Pro DAX and Data Modeling in Power BI
ISBN: 9781484289945
Издательство: Springer
Классификация:



ISBN-10: 1484289943
Обложка/Формат: Soft cover
Страницы: 465
Вес: 0.93 кг.
Дата издания: 10.12.2022
Язык: English
Издание: 1st ed.
Иллюстрации: 241 illustrations, black and white; xxiii, 465 p. 241 illus.
Размер: 340 x 362 x 31
Читательская аудитория: Professional & vocational
Основная тема: Computer Science
Подзаголовок: Creating the perfect semantic layer to drive your dashboard analytics
Ссылка на Издательство: Link
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Поставляется из: Германии
Описание: Develop powerful data models that bind data from disparate sources into a coherent whole. Then extend your data models using DAX–the query language that underpins Power BI–to create reusable measures to deliver finely-crafted custom calculations in your dashboards. This book starts off teaching you how to define and enhance the core structures of your data model to make it a true semantic layer that transforms complex data into familiar business terms. You’ll learn how to create calculated columns to solve basic analytical challenges. Then you’ll move up to mastering DAX measures to finely slice and dice your data. The book also shows how to handle temporal analysis in Power BI using a Date dimension. You will see how DAX Time Intelligence functions can simplify your analysis of data over time. Finally, the book shows how to extend DAX to filter and calculate datasets and develop DAX table functions and variables to handle complex queries. What You Will Learn * Create clear and efficient data models that support in-depth analytics * Define core attributes such as data types and standardized formatting consistently throughout a data model * Define cross-filtering settings to enhance the data model * Make use of DAX to create calculated columns and custom tables * Extend your data model with custom calculations and reusable measures using DAX * Perform time-based analysis using a Date dimension and Time Intelligence functions Who This Book Is For Everyone from the CEO to the Business Intelligence developer and from BI and Data architects and analysts to power users and IT managers can use this book to outshine the competition and create the data framework that they need and interactive dashboards using Power BI
Дополнительное описание: 1. Using Power BI Desktop to Create a Data Model.- 2. Extending The Data Model.- 3. The Semantic Layer.- 4. Calculated Columns.- 5. Calculating Across Tables.- 6. DAX Logical Functions.- 7. Date and Time Calculations in Columns.- 8. Introduction to Measur



Air Quality Networks

Автор: De Vito, Saverio et al.
Название: Air Quality Networks
ISBN: 3031084756 ISBN-13(EAN): 9783031084751
Издательство: Springer
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Цена: 19514.00 р.
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Описание: This volume offers expert contributions proposing new and recently set scientific standards for smart air quality (AQ) networks data processing, along with results obtained during field deployments of pervasive and mobile systems. The book is divided into 5 main sections; 1) future air quality networks, 2) general data processing techniques, 3) field deployments performances, 4) special applications, and 5) cooperative and regulatory efforts. The authors offer different sources of data for the production of trustworthy insights, including spatio-temporal predictive AQ maps meant to boost citizen awareness, and informed participation in remediation and prevention policies. Readers will learn about the best and most up-to-date practices for measuring and assessing air quality, while also learning about current regulatory statuses regarding air quality technology design and implementation. The book will be of interest to air quality regulatory agencies, citizen science groups, city authorities, and researchers and students working with air quality sensors and geostatistics.

Domain-Specific Conceptual Modeling: Concepts, Methods and ADOxx Tools

Автор: Karagiannis Dimitris, Lee Moonkun, Hinkelmann Knut
Название: Domain-Specific Conceptual Modeling: Concepts, Methods and ADOxx Tools
ISBN: 3030935469 ISBN-13(EAN): 9783030935467
Издательство: Springer
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Цена: 24392.00 р.
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Описание:

Part I: Background.- 1. Conceptual Modelling Methods: The AMME Agile Engineering Approach.- 2. Development of Conceptual Models and Realization of Modelling Tools Within the ADOxx Meta-Modelling Environment: A Living Paper.- 3. Challenging Digital Innovation Through the OMiLAB Community of Practice.- Part II: Previous Volume: Synopsis.- 4. The Purpose-Specificity Framework for Domain-Specific Conceptual Modeling.- Part III: Enterprise Management.- 5. Enterprise Modeling with 4EM: Perspectives and Method.- 6. PGA 2.0: A Modeling Technique for the Alignment of the Organizational Strategy and Processes.- 7. The LiteStrat Modelling Method: Towards the Alignment of Strategy and Code.- 8. itsVALUE: Modelling and Analysing Value Streams for IT Services.- Part IV: Enterprise Information Systems.- 9. Enterprise Construction Modeling Method.- 10. Tool Support for Fractal Enterprise Modeling.- 11. The Integration of Risk Aspects into Business Process Management: The e-BPRIM Modeling Method.- 12. Modeling the Phenomenon of Capability Change: The KYKLOS Method.- 13. A Security Assessment Platform for Stochastic Petri Net (SPN) Modelling in the Internet of Things (IoT) Ecosystem.- Part V: Business Ecosystems and Services.- 14. A Modeling Tool for Exploring Business Ecosystems in a (Pre-)conceptual Phase.- 15. A Capability-Based Method for Modeling Resilient Data Ecosystems.- 16. Space of Services Method (SoS).- 17. Design and Engineering of Product-Service Systems (PSS): The SEEM Methodology and Modeling Toolkit.- Part VI: Knowledge Engineering.- 18. Model-Based Guide Toward Digitization in Digital Business Ecosystems.- 19. Generating ROS Codes from User-Level Workflow in PRINTEPS.- 20. ECAVI: An Assistant for Reasoning About Actions and Change with the Event Calculus.- Part VII: Technology Enhanced Education.- 21. Tree Diagrams and Unit Squares 4.0: Digitizing Stochastic Classes with the Didactic Modeling Tool PROVIS.- 22. Improving Student Mobility Through Automated Mapping of Similar Courses.- Part VIII: Digital Humanities.- 23. Aggregation and Curation of Historical Archive Information.- Part IX: Modelling Method Conceptualization.- 24. Conceptualization of Modelling Methods in the Context of Categorical Mechanisms.- 25. Conceptualizing Design Thinking Artefacts: The Scene2Model Storyboard Approach.- 26. An Approach to the Information System Conceptual Modeling Based on the Form Types.- Part X: Conceptual Modelling Language Extension.- 27. BPMN4MoPla: Mobility Planning Based on Business Decision-Making.- 28. BPMN Extension for Multi-Protocol Data Orchestration.

Semantic Modeling and Enrichment of Mobile and WiFi Network Data

Автор: Uzun
Название: Semantic Modeling and Enrichment of Mobile and WiFi Network Data
ISBN: 3319907689 ISBN-13(EAN): 9783319907680
Издательство: Springer
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Цена: 12196.00 р.
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Описание: Introduction.- Basics and RelatedWork.- Requirements.- Semantic Enrichment of Mobile andWiFi Network Data.- Interlinking Diverse Context Sources with Network Topology Data.- OpenMobileNetwork - A Platform for Providing Semantically Enriched Network Data.- Context-aware Services based on Semantically Enriched Mobile and WiFi Network Data.- Service Demonstrators.- Crowdsourced Network Data Estimation Quality.- Applicability of Services.- Conclusion and Future Outlook.

Dynamic Data Analysis

Автор: James Ramsay; Giles Hooker
Название: Dynamic Data Analysis
ISBN: 1493971883 ISBN-13(EAN): 9781493971886
Издательство: Springer
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Цена: 13415.00 р.
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Описание: This text focuses on the use of smoothing methods for developing and estimating differential equations following recent developments in functional data analysis and building on techniques described in Ramsay and Silverman (2005) Functional Data Analysis. The central concept of a dynamical system as a buffer that translates sudden changes in input into smooth controlled output responses has led to applications of previously analyzed data, opening up entirely new opportunities for dynamical systems. The technical level has been kept low so that those with little or no exposure to differential equations as modeling objects can be brought into this data analysis landscape. There are already many texts on the mathematical properties of ordinary differential equations, or dynamic models, and there is a large literature distributed over many fields on models for real world processes consisting of differential equations. However, a researcher interested in fitting such a model to data, or a statistician interested in the properties of differential equations estimated from data will find rather less to work with. This book fills that gap.

Logical Data Modeling

Автор: Alan Chmura; J. Mark Heumann
Название: Logical Data Modeling
ISBN: 1441919899 ISBN-13(EAN): 9781441919892
Издательство: Springer
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Цена: 17074.00 р.
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Описание: Logical Data Modeling offers business managers, analysts, and students a clear, basic systematic guide to defining business information structures in relational database terms.

Modeling Longitudinal Data

Автор: Robert E. Weiss
Название: Modeling Longitudinal Data
ISBN: 1441923217 ISBN-13(EAN): 9781441923219
Издательство: Springer
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Цена: 10483.00 р.
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Описание:

The book features many figures and tables illustrating longitudinal data and numerous homework problems.

The associated web site contains many longitudinal data sets, examples of computer code, and labs to re-enforce the material.

Weiss emphasizes continuous data rather than discrete data, graphical and covariance methods, and generalizations of regression rather than generalizations of analysis of variance.


Computing Predictive Analytics, Business Intelligence, and Economics

Название: Computing Predictive Analytics, Business Intelligence, and Economics
ISBN: 177188729X ISBN-13(EAN): 9781771887298
Издательство: Taylor&Francis
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Цена: 17762.00 р.
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Описание: This volume brings together research and system designs that address the scientific basis and the practical systems design issues that support areas ranging from intelligent business interfaces and predictive analytics to economics modeling.

Dynamic Data Analysis

Автор: James Ramsay; Giles Hooker
Название: Dynamic Data Analysis
ISBN: 1493984128 ISBN-13(EAN): 9781493984121
Издательство: Springer
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Цена: 18294.00 р.
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Описание: 1. Introduction to Dynamic Models

1.1 Six Examples of Input/Output Dynamics

1.1.1 Smallpox in Montreal

1.1.2 Spread of Disease Equations

1.1.3 Filling a Container

1.1.4 Head Impact and Brain Acceleration

1.1.5 Compartment models and pharmacokinetics

1.1.6 Chinese handwriting

1.1.7 Where to go for More Dynamical Systems

1.2 What This Book Undertakes

1.3 Mathematical Requirements

1.4 Overview

2 DE notation and types

2.1 Introduction and Chapter Overview

2.2 Notation for Dynamical Systems

2.2.1 Dynamical System Variables

2.2.2 Dynamical System Parameters

2.2.3 Dynamical System Data Configurations

2.2.4 Mathematical Background

2.3 The Architecture of Dynamic Systems

2.4 Types of Differential Equations

2.4.1 Linear Differential Equations

2.4.2 Nonlinear Dynamical Systems

2.4.3 Partial Differential Equations

2.4.4 Algebraic and Other Equations

2.5 Data Configurations

2.5.1 Initial and Boundary Value Configurations

2.5.2 Distributed Data Configurations

2.5.3 Unobserved or Lightly Observed Variables

2.5.4 Observational Data and Measurement Models

2.6 Differential Equation Transformations

2.7 A Notation Glossary

3 Linear Differential Equations and Systems

3.1 Introduction and Chapter Overview

3.2 The First Order Stationary Linear Buffer

3.3 The Second Order Stationary Linear Equation

3.4 The mth Order Stationary Linear Buffer

3.5 Systems of Linear Stationary Equations

3.6 A Linear System Example: Feedback Control

3.7 Nonstationary Linear Equations and Systems

3.7.1 The First Order Nonstationary Linear Buffer

3.7.2 First Order Nonstationary Linear Systems

3.8 Linear Differential Equations Corresponding to Sets of Functions

3.9 Green's Functions for Forcing Function Inputs

4 Nonlinear Differential Equations

4.1 Introduction and Chapter Overview

4.2 The Soft Landing Modification

4.3 Existence and Uniqueness Results

4.4 Higher Order Equations

4.5 Input/Output Systems

4.6 Case Studies

4.6.1 Bounded Variation: The Catalytic Equation

4.6.2 Rate Forcing: The SIR Spread of Disease System

4.6.3 From Linear to Nonlinear: The FitzHugh-Nagumo Equations

4.6.4 Nonlinear Mutual Forcing: The Tank Reactor Equations

4.6.5 Modeling Nylon Production

5 Numerical Solutions

5.1 Introduction

5.2 Euler Methods

5.3 Runge-KuttaMethods

5.4 Collocation Methods

5.5 Numerical Problems

5.5.1 Stiffness

5.5.2 Discontinuous Inputs

5.5.3 Constraints and Transformations

6 Qualitative Behavior

6.1 Introduction

6.2 Fixed Points

6.2.1 Stability

6.3 Global Analysis and Limit Cycles

6.3.1 Use of Conservation Laws

6.3.2 Bounding Boxes

6.4 Bifurcations

6.4.1 Transcritical Bifurcations

6.4.2 Saddle Node Bifurcations

6.4.3 Pitchfork Bifurcations

6.4.4 Hopf Bifurcations

6.5 Some Other Features

6.5.1 Chaos

6.5.2 Fast-Slow Systems

6.6 Non-autonomous Systems

6.7 Commentary

7 Trajectory Matching

7.1 Introduction

7.2 Gauss-Newton Minimization

7.2.1 Sensitivity Equations

7.2.2 Automatic Differentiation

7.3 Inference

7.4 Measurements on Multiple Variables

7.4.1 Multivariate Gauss-Newton Method

7.4.2 VariableWeighting using Error Variance

7.4.3 Estimating s2

7.4.4 Example: FitzHugh-NagumoModels

7.4.5 Practical Proble

Pro Power Bi Desktop: Self-Service Analytics and Data Visualization for the Power User

Автор: Aspin Adam
Название: Pro Power Bi Desktop: Self-Service Analytics and Data Visualization for the Power User
ISBN: 1484257626 ISBN-13(EAN): 9781484257623
Издательство: Springer
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Цена: 9146.00 р.
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Описание: Intermediate-Advanced user level

Semantic Modeling and Enrichment of Mobile and WiFi Network Data

Автор: Abdulbaki Uzun
Название: Semantic Modeling and Enrichment of Mobile and WiFi Network Data
ISBN: 3030080951 ISBN-13(EAN): 9783030080952
Издательство: Springer
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Цена: 12196.00 р.
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Описание: This book discusses the fusion of mobile and WiFi network data with semantic technologies and diverse context sources for offering semantically enriched context-aware services in the telecommunications domain.It presents the OpenMobileNetwork as a platform for providing estimated and semantically enriched mobile and WiFi network topology data using the principles of Linked Data. This platform is based on the OpenMobileNetwork Ontology consisting of a set of network context ontology facets that describe mobile network cells as well as WiFi access points from a topological perspective and geographically relate their coverage areas to other context sources.The book also introduces Linked Crowdsourced Data and its corresponding Context Data Cloud Ontology, which is a crowdsourced dataset combining static location data with dynamic context information. Linked Crowdsourced Data supports the OpenMobileNetwork by providing the necessary context data richness for more sophisticated semantically enriched context-aware services.Various application scenarios and proof of concept services as well as two separate evaluations are part of the book. As the usability of the provided services closely depends on the quality of the approximated network topologies, it compares the estimated positions for mobile network cells within the OpenMobileNetwork to a small set of real-world cell positions. The results prove that context-aware services based on the OpenMobileNetwork rely on a solid and accurate network topology dataset. The book also evaluates the performance of the exemplary Semantic Tracking as well as Semantic Geocoding services, verifying the applicability and added value of semantically enriched mobile and WiFi network data.

Pro Data Mashup for Power BI

Автор: Aspin
Название: Pro Data Mashup for Power BI
ISBN: 1484285778 ISBN-13(EAN): 9781484285770
Издательство: Springer
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Цена: 7317.00 р.
Наличие на складе: Есть у поставщика Поставка под заказ.

Описание: This book provides all you need to find data from external sources and load and transform that data into Power BI where you can mine it for business insights and a competitive edge. This ranges from connecting to corporate databases such as Azure SQL and SQL Server to file-based data sources, and cloud- and web-based data sources. The book also explains the use of Direct Query and Live Connect to establish instant connections to databases and data warehouses and avoid loading data. The book provides detailed guidance on techniques for transforming inbound data into normalized data sets that are easy to query and analyze. This covers data cleansing, data modification, and standardization as well as merging source data into robust data structures that can feed into your data model. You will learn how to pivot and transpose data and extrapolate missing values as well as harness external programs such as R and Python into a Power Query data flow. You also will see how to handle errors in source data and extend basic data ingestion to create robust and parameterized data load and transformation processes. Everything in this book is aimed at helping you deliver compelling and interactive insight with remarkable ease using Power BI’s built-in data load and transformation tools. What You Will Learn * Connect Power BI to a range of external data sources * Prepare data from external sources for easy analysis in Power BI * Cleanse data from duplicates, outliers, and other bad values * Make live connections from which to refresh data quickly and easily * Apply advanced techniques to interpolate missing data Who This Book Is For All Power BI users from beginners to super users. Any user of the world’s leading dashboarding tool can leverage the techniques explained in this book to turbo-charge their data preparation skills and learn how a wide range of external data sources can be harnessed and loaded into Power BI to drive their analytics. No previous knowledge of working with data, databases, or external data sources is required—merely the need to find, transform, and load data into Power BI..

Pro Dax with Power Bi: Business Intelligence with Powerpivot and SQL Server Analysis Services Tabular

Автор: Seamark Philip, Martens Thomas
Название: Pro Dax with Power Bi: Business Intelligence with Powerpivot and SQL Server Analysis Services Tabular
ISBN: 1484248961 ISBN-13(EAN): 9781484248966
Издательство: Springer
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Цена: 6707.00 р.
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Описание: Learn the intricate workings of DAX and the mechanics that are necessary to solve advanced Power BI challenges. This book is all about DAX (Data Analysis Expressions), the formula language used in Power BI—Microsoft’s leading self-service business intelligence application—and covers other products such as PowerPivot and SQL Server Analysis Services Tabular. You will learn how to leverage the advanced applications of DAX to solve complex tasks.

Often a task seems complex due to a lack of understanding, or a misunderstanding of core principles, and how certain components interact with each other. The authors of this book use solutions and examples to teach you how to solve complex problems. They explain the intricate workings of important concepts such as Filter Context and Context Transition. You will learn how Power BI, through combining DAX building blocks (such as measures, table filtering, and data lineage), can yield extraordinary analytical power. Throughout Pro Dax with Power BI these building blocks are used to create and compose solutions for advanced DAX problems, so you can independently build solutions to your own complex problems, and gain valuable insight from your data.
What You Will LearnUnderstand the intricate workings of DAX to solve advanced problemsDeconstruct problems into manageable parts in order to create your own recipesApply predefined solutions for addressing problems, and link back step-by-step to the mechanics of DAX, to know the foundation of this powerful query languageGet fully on board with DAX, a new and evolving language, by learning best practicesWho This Book Is ForAnyone who wants to use Power BI to build advanced and complex models. Some experience writing DAX is helpful, but not essential if you have experience with other data query languages such as MDX or SQL.

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