Power BI Time Intelligence: Everything you need to know about these DAX functions

Power BI is highly useful for comparing two time periods. Thanks to DAX functions and Quick Measures, you can easily compare data for the same period from one year to the next or from the beginning of the year to the current date. Discover everything you need to know about Time Intelligence functions for Power BI.

MapReduce: how to use it for Big Data?

MapReduce is the programming model of the Hadoop framework. It enables the analysis of massive volumes of Big Data through parallel processing. Discover everything you need to know: overview, functioning, alternatives, benefits, training…

Chatbot: Definition, Uses, and Impact on Businesses

While it may lack the relational nuance of an authentic conversation with a human being, chatbots offer the clear advantage of eliminating customer wait times and quickly resolving a large volume of first-level inquiries. In the era of artificial intelligence, they are even capable of providing highly personalized responses. Have chatbots become a marketing tool in their own right?

Power law: understanding the relationships between variables

<strong>What if everything was connected? Well, maybe not everything. But a large part of natural phenomena. This is at least what the power law reveals. This mathematical concept establishes dynamic relationships between variables that do not follow the same models. Discover this law in more detail.</strong>

Expert System: An AI that Mimics Human Reasoning

<strong>An expert system is a computer program that leverages AI to emulate the judgment or behavior of a human expert within a specific domain. Discover everything you need to know about its functionality, use cases, and how you can master it!</strong>

Framer AI: create websites without coding thanks to AI

Voice Agents: What are they? How do they work?

Jensen-Shannon divergence: Everything you need to know about this ML model

The Jensen-Shannon divergence is used to measure the similarity between two probability distributions, particularly in the field of Machine Learning. Find out everything you need to know about this measure, from its history to its modern applications!

Excel vs. Power BI: What are the differences?

In the past, Microsoft Excel was the default solution for Business Intelligence and Data Visualization. However, since its introduction, Power BI has gradually replaced it. Companies use both Excel and Power BI, but what are the differences? What are their respective advantages and disadvantages?

Prompt engineering on Midjourney: How to do it right?