Before suggesting four books about Data and Human Bias, let me ask you a simple question. What could oil and data have in common? They seem to belong to different worlds because an oil refinery sounds like an industrial cathedral. Usually, it is in the middle of the ocean, creating long shadows with its long towers. Despite that, the data […]
📚 Four Books about Data and Human Bias
🪢 Do We Perceive Connections Correctly? A Network Approach
Network Centrality Measure In the last articles, we explored different aspects of network theory. After introducing networks and their presence in everyday life, we tried to understand how to create one in R, starting from a list of members sharing different interests or activities. Let’s start adding another layer of deepens by exploring the concept of centrality. Given a network, the centrality measures how often […]
🤹♀️ Does Skill Sharing Influence Communication?
Introduction Have you ever found yourself in a group of people talking in an unknown language? Like going to the beach and founding a quantum physic convention on the seashore? It can be a funny situation, but at the same time, it gives some point of reflection. When you collaborate every day, does an individual’s background have any influence on how […]
🖍 Stile Your Charts Like Wes Anderson in R
One of the reasons why 2021 will be better than 2020 is that The French Dispatch will be released (on October 22nd, to be precise). For the non-fans, The French Dispatch is the latest effort of Wes Anderson, one of the most appreciated directors around. If you haven’t seen any of his movies, you have to grab Moonrise Kindom or […]
👔 How to Run an Effective Meeting and Improve Reporting at Every Organisational Level
Meetings can be dysfunctional. Have you ever felt like you are attending useless meetings at work, losing a lot of time that you could have employed on that urgent task? Maybe you’re even upset because your colleague forgot to fix that problem they said she would have done. Do you wonder how to run an effective meeting? Why does this happen? […]
🦠 No, People Gatherings Are Not The Main Cause for COVID-19 Deaths
Who’s Yoyang Gu? Recently I read an interesting article about the leading causes of COVID deaths, according to statistical analysis. Surprisingly population age or lockdown measures are not strong predictors of the number of deaths in a given country; other factors should be considered, as you will see below. The author is Yoyang Gu, a data scientist and practical machine learning expert. […]
💾 The Economics of Big Data: Why, How and What
A New Economy What do oil and data could have in common? They seem to belong to different worlds because an oil refinery is imagined as an industrial cathedral, a place of drama, power and dark recess, usually in the middle of the ocean, creating long shadows its long towers. Despite that, the data and oil industry have much to […]
🛒 How to Run Sales Revenue Analysis and Forecasting With R
I’d probably be the millionth blogger writing it. Still, it’s impossible to deny it: data-driven decision making is essential for every individual or organisation that want to improve efficiency, productivity and returns in life and business. How? Let’s think about an easy example: A typical bookseller is usually aware of the following facts about its last customers: which books they […]
📊 Create Your Personal Finance System: Build Your Spending Dashboard and Forget About Spreadsheets – Part 2
By this point, you have finished understanding the main principles of finance tracking, created a simple form to capture your expenses on the go and generated a spreadsheet to store all your data. It’s time to create a beautiful dashboard to visualise your financial situation in a glimpse. If you did not know already, a dashboard is a type of graphical […]
🕸 How to Create a Weighted Network From a List of Elements Sharing an Attribute With R
Image source: Derrible, S. (2012). Network centrality of metro systems. PloS one, 7(7), e40575. Network analysis is a branch of data science gaining a lot of attention from outside, mainly because many aspects of our life can be described using networks, such as fifteenth Century Florentine Marriages, friendships in sports clubs, viral marketing strategies, metro connections, et cetera. If you […]