In this new series I am going to look at the time series models and how we able to use them for forecasting data. The first need in timeseries data is to have a series of data for years or for some qurdant. imagin that we have a time series data on birth rate from Read more about New Series of Time Series: Part 1[…]
Measure tables in Power BI models are a fantastic way to group your calculated measures together in one place and make for a tidy model. Unlike calculated columns, a calculated measure can be placed on any table so long as the best practice of using the table name for every column reference. Power BI desktop Read more about Measure table madness[…]
One of the recent features in Power BI Desktop is the ability to create your own custom connector and use it when connecting to the data source. This feature looks just one feature, but it opens doors to many possibilities. With this feature you can write your own custom connector to any types of data Read more about Power BI Custom Connector: Connect to Any Data Sources. Hello World![…]
Previously I have written a blog post explaining two ways of combining data sets with each other; Append vs Merge. In this post I want to explain in details what is the difference between all types of Merge Type and explaining how to choose the right merge (or Join) type. These Merge types are very Read more about Choose the Right Merge Join Type in Power BI[…]
As I have discussed before, R is not only for doing Machine Learning (despite it is a really good tools for it), it also can be used for helping managers to so decision support. In the last two posts (Post 1 and 2), I have explained the main concepts behind the optimization problems. Also, how Read more about Optimization Problem in Power BI using R scripts: Part 3[…]
In the last post, I have explained the main concepts and usage of “Optimization” problems and “Linear Programming”. In this post, I am going to explain a simple example of solving an optimization problems from [1]. Imagin, we have a company that produce Product 1 and Product 2, we want to maximize the profit of Read more about Optimization Problem in Power BI using R scripts: Part2[…]
There are some traditional problems in most of industries like how we can reach maximum profit, sales, production or how we can minimize our cost and loos. These types of problems can be seen in different areas such as microeconomic and company management, such as planning, production, transportation, technology . Although the modern management issues Read more about Optimization Problem in Power BI using R scripts: Part1[…]
Visualization is any kind of graphical representation that enable us to: Exploration, it help us to get more deep insight through huge amount of data Discovery, It also gives extra vision Analysis, it can be used to find pattern Communication, visualization help us to communicate better A few years ago Dr. Andrew Abela published a good Read more about Table with Embedded Chart in Power BI using R[…]
About the book; Quick Intro from Author In 2016, after bringing the capability of writing R codes inside Power BI, I’ve been encouraged to publish an online book through a set of blog posts. The main reason to publish this book online, was that there is no integrated and comprehensive book on how to use Read more about Online Book: Analytics with Power BI and R[…]
Busy schedule in last few months with lots of conferences and courses didn’t allowed me to publish 3rd version earlier. and now, here you go; 3rd edition of Power BI from Rookie to Rock Star book is available to download. this edition ended up with being 1075 pages! This book is already downloaded more than Read more about Edition 3 of Free Book: Power BI from Rookie to Rock Star – 1075 Pages![…]