Published in Towards Data Science·Jun 8Finding the Best Classification Threshold for Imbalanced Classifications with the Interactive Confusion Matrix and Line ChartsTake your analysis of binary classification problems to the next level using the binclass-tools amazing Python package — Data Scientists who are about to train classification models often find themselves analyzing the resulting confusion matrix to see if the model’s performance is satisfactory. Let’s take a closer look at what this is all about. Introducing the Confusion Matrix The term “confusion” refers to the fact that an observation can be correctly or…Binary Classification16 min read
Published in Microsoft Azure·Mar 7Fixing ADO.NET error trying to run Python Script in Power BIWhile trying to use a Python script in Power BI Desktop, I ran into a strange error that made me lose a whole day trying to solve it. I wanted to share with you the solution I found, thus avoiding wasting your time as well. How I came across this error I was recently trying to…Power Bi6 min read
Published in Towards Data Science·Jan 11Price Elasticity: Modeling in Azure ML Designer After the Exploration Data AnalysisFind out the benefits of EDA for the performance of your Machine Learning model — In my previous post about Price Elasticity I shown how important is to analyze your dataset using Exploration Data Analysis before creating a Machine Learning model in order to better understand your data strengths and weaknesses: Price Elasticity: Data Understanding and Data Exploration First Of All! Tools in R for a better data exploration will be shown in this post.towardsdatascience.comAzure Machine Learning10 min read
Published in Wandering in Advanced Analytics·Oct 21, 2021Presentation of Chapter 7, Logging Data From Power BI to External Sources, from my book “Extending Power BI with Python and R”Given the interest shown by the community about my book “Extending Power BI with Python and R”, I decided to share with them a slightly more accurate description of the contents of each chapter. In a previous blog post, I presented the content of Chapter 6, Anonymizing and Pseudonymizing your…Power Bi4 min read
Published in Wandering in Advanced Analytics·Oct 18, 2021Presentation of Chapter 6, Anonymizing and Pseudonymizing your Data in Power BI, from my book “Extending Power BI with Python and R”Given the interest shown by the community about my book “Extending Power BI with Python and R”, I decided to share with them a slightly more accurate description of the contents of each chapter. In a previous blog post, I presented the content of Chapter 5, Using Regular Expressions in…Power Bi4 min read
Published in Wandering in Advanced Analytics·Oct 13, 2021Presentation of Chapter 5, Using Regular Expressions in Power BI, from my book “Extending Power BI with Python and R”Given the interest shown by the community about my book “Extending Power BI with Python and R”, I decided to share with them a slightly more accurate description of the contents of each chapter. In a previous blog post, I presented the content of Chapter 4, Importing Unhandled Data Objects…Power Bi6 min read
Published in Wandering in Advanced Analytics·Oct 8, 2021Presentation of Chapter 4, Importing Unhandled Data Objects, from my book “Extending Power BI with Python and R”Given the interest shown by the community about my book “Extending Power BI with Python and R”, I decided to share with them a slightly more accurate description of the contents of each chapter. In a previous blog post, I presented the content of Chapter 2 and 3, Configuring Python…Power Bi4 min read
Published in Wandering in Advanced Analytics·Oct 3, 2021Presentation of Chapter 2 and 3, Configuring Python and R with Power BI, from my book “Extending Power BI with Python and R”Given the interest shown by the community about my book “Extending Power BI with Python and R”, I decided to share with them a slightly more accurate description of the contents of each chapter. In a previous blog post, I presented the content of Chapter 1, Where and How to…Power Bi5 min read
Published in Wandering in Advanced Analytics·Sep 29, 2021Presentation of Chapter 1, Where and How to Use R and Python Scripts in Power BI, from my book “Extending Power BI with Python and R”During the pandemic period, I accepted the challenge offered to me by Packt Publishing to write a book on how to extend Power BI features through the Python and R analytical languages. …Power Bi3 min read
Published in Microsoft Azure·Jul 8, 2021On-premises Data Gateway Monitoring Series — Part 4: Query Logs ExplainedThis article is part of a series of “pill” blog posts, born with the aim of treating in detail a topic often overlooked, but which is most often the cause of performance problems seemingly inexplicable. We’re talking about the On-premises Data Gateway in Enterprise mode (Data Gateway for short) and…Power Bi5 min read
