Power BI waterfall chart: Overview and use cases
The Power BI waterfall chart is a type of DataViz that visualizes changes between an initial value and a final value. Find out all you need to know about this graph: presentation, benefits, tutorial, training… To visualize data, bar and column charts are ideal for initial and final values. However, this type of diagram doesn’t […]
Our Guide to Power BI KPI – Definition and Purpose
Whether it’s to analyze the performance of a marketing campaign, track a company’s financial results or monitor employee absence, it’s essential to use measurement tools. Or more precisely, KPIs. The Power BI business intelligence solution helps you visualize and analyze your performance indicators. Find out all you need to know about Power BI KPIs. What […]
CONCATENATE function in Power Query: Full tutorial
While Power Query offers a multitude of functions, some are not directly accessible from the ribbon. This is precisely the case with the CONCATENATE function, which allows you to merge several columns. So how do you use CONCATENATE in Power Query? That’s what we’re going to look at in this article. What is the CONCATENATE […]
Datalore: The collaborative Data Science platform
To simplify the work of data scientists and data analysts, there’s datalore. This collaborative platform offers intelligent coding assistance. But what does it actually do? Find out in this article. What is Datalore? Datalore is a collaborative data science platform.The aim is to facilitate the dissemination of insights to help data scientists and data analysts […]
INSERT INTO SQL: Insert data with this SQL query
To insert data into your SQL table, you can use the INSERT INTOSQL query. But how does it work? That’s what we’re going to look at in this article. What is an INSERT INTO SQL request? INSERT INTO SQL is one of the most commonly used commands in the SQL language. And with good reason: […]
Empowering Natural Language Processing with Hugging Face Transformers API
For years, AI has been attracting growing interest with the performance achieved through machine learning (Machine Learning) and, more particularly, deep learning (Deep Learning). These technologies have played a decisive role in the evolution of natural language processing (NLP). They have helped automate the most common NLP tasks, such as word and sentence classification, text […]
XAI or eXplainable Artificial Intelligence: What is it about?
One of the great challenges of Machine Learning is to produce systems capable of explaining their decisions and actions to human users. Thus, the explicability of Artificial Intelligences (XAI) has become one of the challenges of Machine Learning and is now an integral part of the job of Data Scientists, who are called upon to […]
The use of Power BI in Start-Ups
Having already described the digital transformation of the finance function, that of public accounting and auditing firms, in this article we’ll attempt to present a concrete example of a real-life situation. The main objective here is to understand how acculturation to a tool like Microsoft Power BI redefines a start-up’s budgeting process. The term “Business […]
Power Query M Switch: How does it work?
The Power Query M Switch simplifies the management of conditional expressions and lightens complex data transformation formulas. Find out all you need to know! For Microsoft Excel and Power BI, the Power Query tool offers a wealth of possibilities. Its simple, intuitive query editor lets you collect data from multiple sources, transform it and load […]
Pyglet: Everything you need to know about the multimedia library for Python
Find out all you need to know about the Pyglet multimedia library for Python, dedicated to the development of video games and other visual applications: presentation, benefits, tutorials, training… Video games are visually rich applications. As a result, they require specific and appropriate development tools. In 2006, Australian developer Alex Holkner decided to create a […]
Apache Oozie: Simplify the management of your Big Data workflows
Apache Oozie is an open-source workflow scheduling tool originally developed by Yahoo! in 2007 to facilitate the coordination of Hadoop jobs. Oozie was accepted as an Apache Incubator project in 2011, and promoted to an Apache Top-Level project in 2012. Since its inception, the project has continued to improve and have new features added. Its […]
Gensim: The Python library for topic modelling
Gensim is an open-source natural language processing (NLP) library in Python whose aim is to make topic modeling as accessible and efficient as possible. First, it’s important to understand what topic modeling is. It’s an “unsupervised” Machine Learning technique that automatically analyzes sets of texts to highlight the main topics. How topic modelling works is […]
