New Series of Time Series: Part 3 (Holt’s Exponential Smoothing)

In the last posts, I have explained the main concepts behind the Timeseries (Post 1) and  in the second one a simple forecasting approach name as “Exponential Smoothing” has been proposed Post 2. In this post I am going to show how to do see the error of forecasting and also how to forecast when ...

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New Series of Time Series: Part 2 (Exponential Smoothing)

In the last post , I have explained the main concepts behind the timeseries. In this post, I am going to show how we can forecast for some periods. In the last post, I have mentioned that there is a possibility to have “seasonality” “Trend” and  errors (residual) in one dataset: Seasonality+Trend+Residual we call it as ...

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Optimization Problem in Power BI using R scripts: Part 3

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 ...

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Optimization Problem in Power BI using R scripts: Part1

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 ...

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Interactive Charts using R and Power BI: Create Custom Visual Part 3

In the last two posts (Part 1 and 2), I have explained the main process of creating the R custom Visual Packages in Power BI. there are some parts that still need improvement which I will do in next posts. In this post, I am going to show different R charts that can be used ...

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Interactive Charts using R and Power BI: Create Custom Visual Part 2

In the last posts I have explained the main process of creating the R custom visuals. In this post I am going to show how to: 1- Have more custom visuals 2- Different charts that we can have in Power BI 3- Explain some issues Have more custom visuals to have more R visuals , it ...

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Interactive Charts using R and Power BI: Create Custom Visual Part 1

I am so excited about using Plotly packages in Power BI. So What is Plotly: is an R package for creating interactive web-based graphs via the open source JavaScript graphing library :https://plot.ly/r/getting-started/ this feature has been added recently and had been announce by Christian Christian Berg in Data insight summit 2017. I started to search about ...

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Visualizing Data Distribution in Power BI – Histogram and Norm Curve -Part 2

In the Part 1 I have explained some of the main statistics measure such as Minimum, Maximum, Median, Mean, First Quantile, and Third Quantile. Also, I have show how to draw them in Power BI, using R codes. (we have Boxplot as a custom visual in power BI see :https://powerbi.microsoft.com/en-us/blog/visual-awesomeness-unlocked-box-and-whisker-plots/ ). However, to see the data ...

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